Merge branch 'develop' into hotfix/killquery

# Conflicts:
#	src/dnode/src/dnodePeer.c

.travis.yml

@@ -49,7 +49,7 @@ matrix:
           pip3 install --user ${TRAVIS_BUILD_DIR}/src/connector/python/linux/python3/
 
           cd ${TRAVIS_BUILD_DIR}/tests
-          ./test-all.sh $TRAVIS_EVENT_TYPE || travis_terminate $?
+          ./test-all.sh smoke || travis_terminate $?
 
           cd ${TRAVIS_BUILD_DIR}/tests/pytest
           ./valgrind-test.sh 2>&1 > mem-error-out.log
@@ -169,7 +169,7 @@ matrix:
 
           cd ${TRAVIS_BUILD_DIR}/tests
 
-          ./test-all.sh $TRAVIS_EVENT_TYPE COVER
+          ./test-all.sh smoke COVER
 
           TEST_RESULT=$?
 
@@ -178,7 +178,7 @@ matrix:
 
           cd ${TRAVIS_BUILD_DIR}
           lcov -d . --capture --rc lcov_branch_coverage=1 -o coverage.info
-          lcov --remove coverage.info '*/tests/*' '*/test/*' '*/deps/*' -o coverage.info
+          lcov --remove coverage.info '*/tests/*' '*/test/*' '*/deps/*' '*/plugins/*' -o coverage.info
           lcov -l --rc lcov_branch_coverage=1 coverage.info || travis_terminate $?
 
           gem install coveralls-lcov

src/common/inc/tdataformat.h

@@ -31,7 +31,7 @@ extern "C" {
   do {                                    \
     VarDataLenT __len = strlen(str);      \
     *(VarDataLenT *)(x) = __len;          \
-    strncpy(varDataVal(x), (str), __len); \
+    memcpy(varDataVal(x), (str), __len); \
   } while (0);
 
 #define STR_WITH_MAXSIZE_TO_VARSTR(x, str, _maxs)      \
@@ -43,7 +43,7 @@ extern "C" {
 #define STR_WITH_SIZE_TO_VARSTR(x, str, _size) \
   do {                                         \
     *(VarDataLenT *)(x) = (_size);             \
-    strncpy(varDataVal(x), (str), (_size));    \
+    memcpy(varDataVal(x), (str), (_size));    \
   } while (0);
 
 // ----------------- TSDB COLUMN DEFINITION

src/common/src/tdataformat.c

@@ -201,10 +201,10 @@ void dataColInit(SDataCol *pDataCol, STColumn *pCol, void **pBuf, int maxPoints)
 
   pDataCol->len = 0;
   if (pDataCol->type == TSDB_DATA_TYPE_BINARY || pDataCol->type == TSDB_DATA_TYPE_NCHAR) {
-    pDataCol->spaceSize = (sizeof(VarDataLenT) + pDataCol->bytes) * maxPoints;
     pDataCol->dataOff = (VarDataOffsetT *)(*pBuf);
-    pDataCol->pData = POINTER_SHIFT(*pBuf, TYPE_BYTES[pDataCol->type] * maxPoints);
-    *pBuf = POINTER_SHIFT(*pBuf, pDataCol->spaceSize + TYPE_BYTES[pDataCol->type] * maxPoints);
+    pDataCol->pData = POINTER_SHIFT(*pBuf, sizeof(VarDataOffsetT) * maxPoints);
+    pDataCol->spaceSize = pDataCol->bytes * maxPoints;
+    *pBuf = POINTER_SHIFT(*pBuf, pDataCol->spaceSize + sizeof(VarDataOffsetT) * maxPoints);
   } else {
     pDataCol->spaceSize = pDataCol->bytes * maxPoints;
     pDataCol->dataOff = NULL;

src/connector/python/linux/python3/taos/cinterface.py

@@ -226,8 +226,8 @@ class CTaosInterface(object):
         if connection.value == None:
             print('connect to TDengine failed')
             # sys.exit(1)
-        else:
-            print('connect to TDengine success')
+        #else:
+        #    print('connect to TDengine success')
 
         return connection
 
@@ -236,7 +236,7 @@ class CTaosInterface(object):
         '''Close the TDengine handle
         '''
         CTaosInterface.libtaos.taos_close(connection)
-        print('connection is closed')
+        #print('connection is closed')
 
     @staticmethod
     def query(connection, sql):

src/dnode/src/dnodeMgmt.c

@@ -414,15 +414,35 @@ static void dnodeProcessStatusRsp(SRpcMsg *pMsg) {
   
   dnodeProcessModuleStatus(pCfg->moduleStatus);
   dnodeUpdateDnodeCfg(pCfg);
+
   dnodeUpdateMnodeInfos(pMnodes);
   taosTmrReset(dnodeSendStatusMsg, tsStatusInterval * 1000, NULL, tsDnodeTmr, &tsStatusTimer);
 }
 
+static bool dnodeCheckMnodeInfos(SDMMnodeInfos *pMnodes) {
+  if (pMnodes->nodeNum <= 0 || pMnodes->nodeNum > 3) {
+    dError("invalid mnode infos, num:%d", pMnodes->nodeNum);
+    return false;
+  }
+
+  for (int32_t i = 0; i < pMnodes->nodeNum; ++i) {
+    SDMMnodeInfo *pMnodeInfo = &pMnodes->nodeInfos[i];
+    if (pMnodeInfo->nodeId <= 0 || strlen(pMnodeInfo->nodeEp) <= 5) {
+      dError("invalid mnode info:%d, nodeId:%d nodeEp:%s", i, pMnodeInfo->nodeId, pMnodeInfo->nodeEp);
+      return false;
+    }
+  }
+
+  return true;
+}
+
 static void dnodeUpdateMnodeInfos(SDMMnodeInfos *pMnodes) {
   bool mnodesChanged = (memcmp(&tsDMnodeInfos, pMnodes, sizeof(SDMMnodeInfos)) != 0);
   bool mnodesNotInit = (tsDMnodeInfos.nodeNum == 0);
   if (!(mnodesChanged || mnodesNotInit)) return;
 
+  if (!dnodeCheckMnodeInfos(pMnodes)) return;
+
   memcpy(&tsDMnodeInfos, pMnodes, sizeof(SDMMnodeInfos));
   dPrint("mnode infos is changed, nodeNum:%d inUse:%d", tsDMnodeInfos.nodeNum, tsDMnodeInfos.inUse);
   for (int32_t i = 0; i < tsDMnodeInfos.nodeNum; i++) {

src/dnode/src/dnodePeer.c

@@ -83,10 +83,11 @@ void dnodeCleanupServer() {
 }
 
 static void dnodeProcessReqMsgFromDnode(SRpcMsg *pMsg, SRpcIpSet *pIpSet) {
-  SRpcMsg rspMsg;
-  rspMsg.handle  = pMsg->handle;
-  rspMsg.pCont   = NULL;
-  rspMsg.contLen = 0;
+  SRpcMsg rspMsg = {
+    .handle  = pMsg->handle,
+    .pCont   = NULL,
+    .contLen = 0
+  };
   
   if (pMsg->pCont == NULL) return;
 

src/dnode/src/dnodeShell.c

@@ -19,6 +19,7 @@
 #include "taosdef.h"
 #include "taosmsg.h"
 #include "tglobal.h"
+#include "tutil.h"
 #include "http.h"
 #include "mnode.h"
 #include "dnode.h"
@@ -108,10 +109,11 @@ void dnodeCleanupShell() {
 }
 
 void dnodeProcessMsgFromShell(SRpcMsg *pMsg, SRpcIpSet *pIpSet) {
-  SRpcMsg rpcMsg;
-  rpcMsg.handle = pMsg->handle;
-  rpcMsg.pCont = NULL;
-  rpcMsg.contLen = 0;
+  SRpcMsg rpcMsg = {
+    .handle  = pMsg->handle,
+    .pCont   = NULL,
+    .contLen = 0
+  };
 
   if (pMsg->pCont == NULL) return;
 
@@ -145,7 +147,7 @@ static int dnodeRetrieveUserAuthInfo(char *user, char *spi, char *encrypt, char
   if (code != TSDB_CODE_RPC_NOT_READY) return code;
 
   SDMAuthMsg *pMsg = rpcMallocCont(sizeof(SDMAuthMsg));
-  strcpy(pMsg->user, user);
+  tstrncpy(pMsg->user, user, TSDB_USER_LEN);
 
   SRpcMsg rpcMsg = {0};
   rpcMsg.pCont = pMsg;
@@ -203,7 +205,7 @@ void *dnodeSendCfgTableToRecv(int32_t vgId, int32_t sid) {
     int16_t   numOfTags = htons(pTable->numOfTags);
     int32_t   sid = htonl(pTable->sid);
     uint64_t  uid = htobe64(pTable->uid);
-    dPrint("table:%s, numOfColumns:%d numOfTags:%d sid:%d uid:%d", pTable->tableId, numOfColumns, numOfTags, sid, uid);
+    dPrint("table:%s, numOfColumns:%d numOfTags:%d sid:%d uid:%" PRIu64, pTable->tableId, numOfColumns, numOfTags, sid, uid);
 
     return rpcRsp.pCont;
   }

src/dnode/src/dnodeSystem.c

@@ -33,7 +33,7 @@ int32_t main(int32_t argc, char *argv[]) {
           printf("config file path overflow");
           exit(EXIT_FAILURE);
         }
-        strcpy(configDir, argv[i]);
+        tstrncpy(configDir, argv[i], TSDB_FILENAME_LEN);
       } else {
         printf("'-c' requires a parameter, default:%s\n", configDir);
         exit(EXIT_FAILURE);

src/inc/taosdef.h

@@ -206,7 +206,7 @@ void tsDataSwap(void *pLeft, void *pRight, int32_t type, int32_t size);
 #define TSDB_MAX_SAVED_SQL_LEN    TSDB_MAX_COLUMNS * 64
 #define TSDB_MAX_SQL_LEN          TSDB_PAYLOAD_SIZE
 #define TSDB_MAX_SQL_SHOW_LEN     256
-#define TSDB_MAX_ALLOWED_SQL_LEN  (8*1024*1024U)          // sql length should be less than 6mb
+#define TSDB_MAX_ALLOWED_SQL_LEN  (8*1024*1024U)          // sql length should be less than 8mb
 
 #define TSDB_MAX_BYTES_PER_ROW    TSDB_MAX_COLUMNS * 64
 #define TSDB_MAX_TAGS_LEN         65536

src/inc/taoserror.h

@@ -71,6 +71,7 @@ TAOS_DEFINE_ERROR(TSDB_CODE_COM_OPS_NOT_SUPPORT,          0, 0x0100, "operations
 TAOS_DEFINE_ERROR(TSDB_CODE_COM_MEMORY_CORRUPTED,         0, 0x0101, "memory corrupted")
 TAOS_DEFINE_ERROR(TSDB_CODE_COM_OUT_OF_MEMORY,            0, 0x0102, "out of memory")
 TAOS_DEFINE_ERROR(TSDB_CODE_COM_INVALID_CFG_MSG,          0, 0x0103, "invalid config message")
+TAOS_DEFINE_ERROR(TSDB_CODE_COM_FILE_CORRUPTED,           0, 0x0104, "file is corrupted")
 
 //client
 TAOS_DEFINE_ERROR(TSDB_CODE_TSC_INVALID_SQL,              0, 0x0200, "invalid sql")

src/mnode/src/mnodeDb.c

@@ -882,7 +882,7 @@ static SDbCfg mnodeGetAlterDbOption(SDbObj *pDb, SCMAlterDbMsg *pAlter) {
     }
 
     if (pDb->cfg.replications - replications >= 2) {
-      mError("db:%s, replica number can't change from 3 to 1", pDb->name, replications);
+      mError("db:%s, replica number can't change from %d to %d", pDb->name, pDb->cfg.replications, replications);
       terrno = TSDB_CODE_MND_INVALID_DB_OPTION;
     }
   }

src/mnode/src/mnodeDnode.c

@@ -90,7 +90,7 @@ static int32_t mnodeDnodeActionDelete(SSdbOper *pOper) {
 static int32_t mnodeDnodeActionUpdate(SSdbOper *pOper) {
   SDnodeObj *pDnode = pOper->pObj;
   SDnodeObj *pSaved = mnodeGetDnode(pDnode->dnodeId);
-  if (pDnode != pSaved) {
+  if (pDnode != pSaved && pDnode != NULL && pSaved != NULL) {
     memcpy(pSaved, pDnode, pOper->rowSize);
     free(pDnode);
   }
@@ -237,7 +237,9 @@ void mnodeUpdateDnode(SDnodeObj *pDnode) {
     .pObj = pDnode
   };
 
-  sdbUpdateRow(&oper);
+  if (sdbUpdateRow(&oper) != 0) {
+    mError("dnodeId:%d, failed update", pDnode->dnodeId);
+  }
 }
 
 static int32_t mnodeProcessCfgDnodeMsg(SMnodeMsg *pMsg) {
@@ -383,7 +385,7 @@ static int32_t mnodeCreateDnode(char *ep) {
   pDnode->createdTime = taosGetTimestampMs();
   pDnode->status = TAOS_DN_STATUS_OFFLINE; 
   pDnode->totalVnodes = TSDB_INVALID_VNODE_NUM; 
-  strcpy(pDnode->dnodeEp, ep);
+  tstrncpy(pDnode->dnodeEp, ep, TSDB_EP_LEN);
   taosGetFqdnPortFromEp(ep, pDnode->dnodeFqdn, &pDnode->dnodePort);
 
   SSdbOper oper = {

src/mnode/src/mnodeMain.c

@@ -134,8 +134,12 @@ void mnodeStopSystem() {
   }
   
   mnodeCleanupSystem();
+
+  if (remove(tsMnodeDir) != 0) {
+    mPrint("failed to remove mnode file, reason:%s", strerror(errno));
+  } else {
     mPrint("mnode file is removed");
-  remove(tsMnodeDir);
+  }
 }
 
 static void mnodeInitTimer() {

src/mnode/src/mnodeProfile.c

@@ -97,7 +97,7 @@ SConnObj *mnodeCreateConn(char *user, uint32_t ip, uint16_t port) {
     .connId = connId,
     .stime  = taosGetTimestampMs()
   };
-  strcpy(connObj.user, user);
+  tstrncpy(connObj.user, user, TSDB_USER_LEN);
   
   char key[10];
   sprintf(key, "%u", connId);  

src/mnode/src/mnodeSdb.c

@@ -30,6 +30,8 @@
 #include "mnodeDnode.h"
 #include "mnodeSdb.h"
 
+#define SDB_TABLE_LEN 12
+
 typedef enum {
   SDB_ACTION_INSERT,
   SDB_ACTION_DELETE,
@@ -43,7 +45,7 @@ typedef enum {
 } ESdbStatus;
 
 typedef struct _SSdbTable {
-  char      tableName[TSDB_DB_NAME_LEN];
+  char      tableName[SDB_TABLE_LEN];
   ESdbTable tableId;
   ESdbKey   keyType;
   int32_t   hashSessions;
@@ -174,10 +176,10 @@ static void sdbRestoreTables() {
 
     totalRows += pTable->numOfRows;
     numOfTables++;
-    sdbTrace("table:%s, is restored, numOfRows:%d", pTable->tableName, pTable->numOfRows);
+    sdbTrace("table:%s, is restored, numOfRows:%" PRId64, pTable->tableName, pTable->numOfRows);
   }
 
-  sdbTrace("sdb is restored, version:%d totalRows:%d numOfTables:%d", tsSdbObj.version, totalRows, numOfTables);
+  sdbTrace("sdb is restored, version:%" PRId64 " totalRows:%d numOfTables:%d", tsSdbObj.version, totalRows, numOfTables);
 }
 
 void sdbUpdateMnodeRoles() {
@@ -449,7 +451,7 @@ static int32_t sdbInsertHash(SSdbTable *pTable, SSdbOper *pOper) {
 
   pthread_mutex_unlock(&pTable->mutex);
 
-  sdbTrace("table:%s, insert record:%s to hash, rowSize:%d vnumOfRows:%d version:%" PRIu64, pTable->tableName,
+  sdbTrace("table:%s, insert record:%s to hash, rowSize:%d vnumOfRows:%" PRId64 " version:%" PRIu64, pTable->tableName,
            sdbGetKeyStrFromObj(pTable, pOper->pObj), pOper->rowSize, pTable->numOfRows, sdbGetVersion());
 
   (*pTable->insertFp)(pOper);
@@ -473,7 +475,7 @@ static int32_t sdbDeleteHash(SSdbTable *pTable, SSdbOper *pOper) {
   pTable->numOfRows--;
   pthread_mutex_unlock(&pTable->mutex);
 
-  sdbTrace("table:%s, delete record:%s from hash, numOfRows:%d version:%" PRIu64, pTable->tableName,
+  sdbTrace("table:%s, delete record:%s from hash, numOfRows:%d" PRId64 "version:%" PRIu64, pTable->tableName,
            sdbGetKeyStrFromObj(pTable, pOper->pObj), pTable->numOfRows, sdbGetVersion());
 
   int8_t *updateEnd = pOper->pObj + pTable->refCountPos - 1;
@@ -484,7 +486,7 @@ static int32_t sdbDeleteHash(SSdbTable *pTable, SSdbOper *pOper) {
 }
 
 static int32_t sdbUpdateHash(SSdbTable *pTable, SSdbOper *pOper) {
-  sdbTrace("table:%s, update record:%s in hash, numOfRows:%d version:%" PRIu64, pTable->tableName,
+  sdbTrace("table:%s, update record:%s in hash, numOfRows:%" PRId64 " version:%" PRIu64, pTable->tableName,
            sdbGetKeyStrFromObj(pTable, pOper->pObj), pTable->numOfRows, sdbGetVersion());
 
   (*pTable->updateFp)(pOper);
@@ -717,7 +719,7 @@ void *sdbOpenTable(SSdbTableDesc *pDesc) {
   
   if (pTable == NULL) return NULL;
 
-  strcpy(pTable->tableName, pDesc->tableName);
+  tstrncpy(pTable->tableName, pDesc->tableName, SDB_TABLE_LEN);
   pTable->keyType      = pDesc->keyType;
   pTable->tableId      = pDesc->tableId;
   pTable->hashSessions = pDesc->hashSessions;

src/mnode/src/mnodeShow.c

@@ -138,15 +138,16 @@ static int32_t mnodeProcessShowMsg(SMnodeMsg *pMsg) {
   }
   pShowRsp->qhandle = htobe64((uint64_t) pShow);
 
-  mTrace("%p, show type:%s, start to get meta", pShow, mnodeGetShowType(pShowMsg->type));
   int32_t code = (*tsMnodeShowMetaFp[pShowMsg->type])(&pShowRsp->tableMeta, pShow, pMsg->rpcMsg.handle);
-  if (code == 0) {
+  mTrace("%p, show type:%s index:%d, get meta finished, rows:%d cols:%d result:%s", pShow,
+         mnodeGetShowType(pShowMsg->type), pShow->index, pShow->numOfRows, pShow->numOfColumns, tstrerror(code));
+
+  if (code == TSDB_CODE_SUCCESS) {
     pMsg->rpcRsp.rsp = pShowRsp;
     pMsg->rpcRsp.len = sizeof(SCMShowRsp) + sizeof(SSchema) * pShow->numOfColumns;
     mnodeReleaseShowObj(pShow, false);
     return TSDB_CODE_SUCCESS;
   } else {
-    mError("%p, show type:%s, failed to get meta, reason:%s", pShow, mnodeGetShowType(pShowMsg->type), tstrerror(code));
     rpcFreeCont(pShowRsp);
     mnodeReleaseShowObj(pShow, true);
     return code;
@@ -161,7 +162,6 @@ static int32_t mnodeProcessRetrieveMsg(SMnodeMsg *pMsg) {
   pRetrieve->qhandle = htobe64(pRetrieve->qhandle);
 
   SShowObj *pShow = (SShowObj *)pRetrieve->qhandle;
-  mTrace("%p, show type:%s, retrieve data", pShow, mnodeGetShowType(pShow->type));
   
   /*
    * in case of server restart, apps may hold qhandle created by server before
@@ -172,6 +172,9 @@ static int32_t mnodeProcessRetrieveMsg(SMnodeMsg *pMsg) {
     return TSDB_CODE_MND_INVALID_SHOWOBJ;
   }
 
+  mTrace("%p, show type:%s index:%d, start retrieve data, numOfReads:%d numOfRows:%d", pShow,
+         mnodeGetShowType(pShow->type), pShow->index, pShow->numOfReads, pShow->numOfRows);
+
   if (mnodeCheckShowFinished(pShow)) {
     mTrace("%p, show is already read finished, numOfReads:%d numOfRows:%d", pShow, pShow->numOfReads, pShow->numOfRows);
     pShow->numOfReads = pShow->numOfRows;
@@ -198,6 +201,9 @@ static int32_t mnodeProcessRetrieveMsg(SMnodeMsg *pMsg) {
   if ((pRetrieve->free & TSDB_QUERY_TYPE_FREE_RESOURCE) != TSDB_QUERY_TYPE_FREE_RESOURCE)
     rowsRead = (*tsMnodeShowRetrieveFp[pShow->type])(pShow, pRsp->data, rowsToRead, pMsg->rpcMsg.handle);
 
+  mTrace("%p, show type:%s index:%d, stop retrieve data, rowsRead:%d rowsToRead:%d", pShow,
+         mnodeGetShowType(pShow->type), pShow->index, rowsRead, rowsToRead);
+
   if (rowsRead < 0) {
     rpcFreeCont(pRsp);
     mnodeReleaseShowObj(pShow, false);
@@ -211,7 +217,7 @@ static int32_t mnodeProcessRetrieveMsg(SMnodeMsg *pMsg) {
   pMsg->rpcRsp.rsp = pRsp;
   pMsg->rpcRsp.len = size;
 
-  if (rowsToRead == 0 || (rowsRead == rowsToRead && pShow->numOfRows - pShow->numOfReads == rowsToRead)) {
+  if (rowsToRead == 0 || (rowsRead == rowsToRead && pShow->numOfRows == pShow->numOfReads)) {
     pRsp->completed = 1;
     mnodeReleaseShowObj(pShow, true);
   } else {
@@ -324,6 +330,7 @@ static int32_t mnodeProcessConnectMsg(SMnodeMsg *pMsg) {
 
 connect_over:
   if (code != TSDB_CODE_SUCCESS) {
+    rpcFreeCont(pConnectRsp);
     mLError("user:%s login from %s, result:%s", connInfo.user, taosIpStr(connInfo.clientIp), tstrerror(code));
   } else {
     mLPrint("user:%s login from %s, result:%s", connInfo.user, taosIpStr(connInfo.clientIp), tstrerror(code));

src/plugins/http/src/httpSql.c

@@ -87,7 +87,7 @@ void httpProcessMultiSqlCallBack(void *param, TAOS_RES *result, int code) {
   }
 
   if (code < 0) {
-    if (encode->checkFinishedFp != NULL && !encode->checkFinishedFp(pContext, singleCmd, -code)) {
+    if (encode->checkFinishedFp != NULL && !encode->checkFinishedFp(pContext, singleCmd, code)) {
       singleCmd->code = code;
       httpTrace("context:%p, fd:%d, ip:%s, user:%s, process pos jump to:%d, last code:%s, last sql:%s",
                 pContext, pContext->fd, pContext->ipstr, pContext->user, multiCmds->pos + 1, tstrerror(code), sql);

src/rpc/src/rpcMain.c

@@ -425,6 +425,8 @@ void rpcSendResponse(const SRpcMsg *pRsp) {
   taosTmrReset(rpcProcessIdleTimer, pRpc->idleTime, pConn, pRpc->tmrCtrl, &pConn->pIdleTimer);
   rpcSendMsgToPeer(pConn, msg, msgLen);
   pConn->secured = 1; // connection shall be secured
+  pConn->pReqMsg = NULL;
+  pConn->reqMsgLen = 0;
 
   rpcUnlockConn(pConn);
   rpcDecRef(pRpc);    // decrease the referene count
@@ -502,7 +504,7 @@ static SRpcConn *rpcOpenConn(SRpcInfo *pRpc, char *peerFqdn, uint16_t peerPort,
   SRpcConn *pConn;
 
   uint32_t peerIp = taosGetIpFromFqdn(peerFqdn);
-  if (peerIp == -1) {
+  if (peerIp == 0xFFFFFFFF) {
     tError("%s, failed to resolve FQDN:%s", pRpc->label, peerFqdn); 
     terrno = TSDB_CODE_RPC_APP_ERROR; 
     return NULL;
@@ -551,7 +553,7 @@ static void rpcCloseConn(void *thandle) {
 
   if ( pRpc->connType == TAOS_CONN_SERVER) {
     char hashstr[40] = {0};
-    size_t size = sprintf(hashstr, "%x:%x:%x:%d", pConn->peerIp, pConn->linkUid, pConn->peerId, pConn->connType);
+    size_t size = snprintf(hashstr, sizeof(hashstr), "%x:%x:%x:%d", pConn->peerIp, pConn->linkUid, pConn->peerId, pConn->connType);
     taosHashRemove(pRpc->hash, hashstr, size);
   
     rpcFreeMsg(pConn->pRspMsg); // it may have a response msg saved, but not request msg
@@ -601,7 +603,7 @@ static SRpcConn *rpcAllocateServerConn(SRpcInfo *pRpc, SRecvInfo *pRecv) {
   char      hashstr[40] = {0};
   SRpcHead *pHead = (SRpcHead *)pRecv->msg;
 
-  size_t size = sprintf(hashstr, "%x:%x:%x:%d", pRecv->ip, pHead->linkUid, pHead->sourceId, pRecv->connType);
+  size_t size = snprintf(hashstr, sizeof(hashstr), "%x:%x:%x:%d", pRecv->ip, pHead->linkUid, pHead->sourceId, pRecv->connType);
  
   // check if it is already allocated
   SRpcConn **ppConn = (SRpcConn **)(taosHashGet(pRpc->hash, hashstr, size));
@@ -691,7 +693,7 @@ static SRpcConn *rpcSetupConnToServer(SRpcReqContext *pContext) {
   if (pConn) {
     pConn->tretry = 0;
     pConn->ahandle = pContext->ahandle;
-    sprintf(pConn->info, "%s %p %p", pRpc->label, pConn, pConn->ahandle);
+    snprintf(pConn->info, sizeof(pConn->info), "%s %p %p", pRpc->label, pConn, pConn->ahandle);
     pConn->tretry = 0;
   } else {
     tError("%s %p, failed to set up connection(%s)", pRpc->label, pContext->ahandle, tstrerror(terrno));
@@ -820,7 +822,7 @@ static SRpcConn *rpcProcessMsgHead(SRpcInfo *pRpc, SRecvInfo *pRecv) {
 
   if (rpcIsReq(pHead->msgType)) {
     pConn->ahandle = (void *)pHead->ahandle;
-    sprintf(pConn->info, "%s %p %p", pRpc->label, pConn, pConn->ahandle);
+    snprintf(pConn->info, sizeof(pConn->info), "%s %p %p", pRpc->label, pConn, pConn->ahandle);
   }
 
   sid = pConn->sid;

src/tsdb/inc/tsdbMain.h

@@ -161,7 +161,7 @@ typedef struct {
   int64_t index;
   int     numOfCacheBlocks;
   SList * memPool;
-} STsdbCachePool;
+} STsdbBufferPool;
 
 typedef struct {
   TSKEY   keyFirst;
@@ -173,7 +173,7 @@ typedef struct {
 typedef struct {
   int              cacheBlockSize;
   int              totalCacheBlocks;
-  STsdbCachePool   pool;
+  STsdbBufferPool   pool;
   STsdbCacheBlock *curBlock;
   SCacheMem *      mem;
   SCacheMem *      imem;

src/tsdb/src/tsdbCache.c

@@ -35,7 +35,7 @@ STsdbCache *tsdbInitCache(int cacheBlockSize, int totalBlocks, TsdbRepoT *pRepo)
   pCache->totalCacheBlocks = totalBlocks;
   pCache->pRepo = pRepo;
 
-  STsdbCachePool *pPool = &(pCache->pool);
+  STsdbBufferPool *pPool = &(pCache->pool);
   pPool->index = 0;
   pPool->memPool = tdListNew(sizeof(STsdbCacheBlock *));
   if (pPool->memPool == NULL) goto _err;
@@ -106,7 +106,7 @@ static void tsdbFreeCacheMem(SCacheMem *mem) {
 }
 
 static int tsdbAllocBlockFromPool(STsdbCache *pCache) {
-  STsdbCachePool *pPool = &(pCache->pool);
+  STsdbBufferPool *pPool = &(pCache->pool);
   
   tsdbLockRepo(pCache->pRepo);
   if (listNEles(pPool->memPool) == 0) {
@@ -170,7 +170,7 @@ int tsdbAlterCacheTotalBlocks(STsdbRepo *pRepo, int totalBlocks) {
 }
 
 static int tsdbAddCacheBlockToPool(STsdbCache *pCache) {
-  STsdbCachePool *pPool = &pCache->pool;
+  STsdbBufferPool *pPool = &pCache->pool;
 
   STsdbCacheBlock *pBlock = malloc(sizeof(STsdbCacheBlock) + pCache->cacheBlockSize);
   if (pBlock == NULL) return -1;
@@ -184,7 +184,7 @@ static int tsdbAddCacheBlockToPool(STsdbCache *pCache) {
 }
 
 static int tsdbRemoveCacheBlockFromPool(STsdbCache *pCache) {
-  STsdbCachePool *pPool = &pCache->pool;
+  STsdbBufferPool *pPool = &pCache->pool;
   STsdbCacheBlock *pBlock = NULL;
 
   ASSERT(pCache->totalCacheBlocks >= 0);

src/tsdb/src/tsdbMetaFile.c

@@ -105,7 +105,7 @@ int32_t tsdbInsertMetaRecord(SMetaFile *mfh, uint64_t uid, void *cont, int32_t c
     return -1;
   }
 
-  fsync(mfh->fd);
+  // fsync(mfh->fd);
 
   mfh->tombSize++;
 
@@ -132,7 +132,7 @@ int32_t tsdbDeleteMetaRecord(SMetaFile *mfh, uint64_t uid) {
     return -1;
   }
 
-  fsync(mfh->fd);
+  // fsync(mfh->fd);
 
   mfh->nDel++;
 
@@ -167,7 +167,7 @@ int32_t tsdbUpdateMetaRecord(SMetaFile *mfh, uint64_t uid, void *cont, int32_t c
     return -1;
   }
 
-  fsync(mfh->fd);
+  // fsync(mfh->fd);
 
   return 0;
 }

src/util/inc/tkvstore.h

@@ -46,11 +46,12 @@ typedef struct {
 } SKVStore;
 
 int       tdCreateKVStore(char *fname);
-int       tdDestroyKVStore();
+int       tdDestroyKVStore(char *fname);
 SKVStore *tdOpenKVStore(char *fname, iterFunc iFunc, afterFunc aFunc, void *appH);
 void      tdCloseKVStore(SKVStore *pStore);
 int       tdKVStoreStartCommit(SKVStore *pStore);
-int       tdUpdateRecordInKVStore(SKVStore *pStore, uint64_t uid, void *cont, int contLen);
+int       tdUpdateKVStoreRecord(SKVStore *pStore, uint64_t uid, void *cont, int contLen);
+int       tdDropKVStoreRecord(SKVStore *pStore, uint64_t uid);
 int       tdKVStoreEndCommit(SKVStore *pStore);
 
 #ifdef __cplusplus

src/util/src/tcache.c

@@ -254,7 +254,7 @@ SCacheObj *taosCacheInitWithCb(int64_t refreshTime, void (*freeCb)(void *data))
     return NULL;
   }
 
-  pthread_attr_t thattr = {0};
+  pthread_attr_t thattr;
   pthread_attr_init(&thattr);
   pthread_attr_setdetachstate(&thattr, PTHREAD_CREATE_JOINABLE);
 

src/util/src/tkvstore.c

@@ -34,42 +34,67 @@
 #define TD_KVSTORE_SNAP_SUFFIX ".snap"
 #define TD_KVSTORE_NEW_SUFFIX ".new"
 
+typedef struct {
+  uint64_t uid;
+  int64_t  offset;
+  int64_t  size;
+} SKVRecord;
+
 static int       tdInitKVStoreHeader(int fd, char *fname);
 static void *    tdEncodeStoreInfo(void *buf, SStoreInfo *pInfo);
-// static void *    tdDecodeStoreInfo(void *buf, SStoreInfo *pInfo);
+static void *    tdDecodeStoreInfo(void *buf, SStoreInfo *pInfo);
 static SKVStore *tdNewKVStore(char *fname, iterFunc iFunc, afterFunc aFunc, void *appH);
 static char *    tdGetKVStoreSnapshotFname(char *fdata);
 static char *    tdGetKVStoreNewFname(char *fdata);
 static void      tdFreeKVStore(SKVStore *pStore);
 static int       tdUpdateKVStoreHeader(int fd, char *fname, SStoreInfo *pInfo);
+static int       tdLoadKVStoreHeader(int fd, char *fname, SStoreInfo *pInfo);
+static void *    tdEncodeKVRecord(void *buf, SKVRecord *pRecord);
+static void *    tdDecodeKVRecord(void *buf, SKVRecord *pRecord);
+static int       tdRestoreKVStore(SKVStore *pStore);
 
 int tdCreateKVStore(char *fname) {
-  char *tname = strdup(fname);
-  if (tname == NULL) return TSDB_CODE_COM_OUT_OF_MEMORY;
-
   int fd = open(fname, O_RDWR | O_CREAT, 0755);
   if (fd < 0) {
     uError("failed to open file %s since %s", fname, strerror(errno));
-    return TAOS_SYSTEM_ERROR(errno);
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    return -1;
   }
 
-  int code = tdInitKVStoreHeader(fd, fname);
-  if (code != TSDB_CODE_SUCCESS) return code;
+  if (tdInitKVStoreHeader(fd, fname) < 0) {
+    close(fd);
+    return -1;
+  }
 
   if (fsync(fd) < 0) {
     uError("failed to fsync file %s since %s", fname, strerror(errno));
-    return TAOS_SYSTEM_ERROR(errno);
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    close(fd);
+    return -1;
   }
 
   if (close(fd) < 0) {
     uError("failed to close file %s since %s", fname, strerror(errno));
-    return TAOS_SYSTEM_ERROR(errno);
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    return -1;
   }
 
-  return TSDB_CODE_SUCCESS;
+  return 0;
+}
+
+int tdDestroyKVStore(char *fname) {
+  if (remove(fname) < 0) {
+    uError("failed to remove file %s since %s", fname, strerror(errno));
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    return -1;
+  }
+
+  return 0;
 }
 
 SKVStore *tdOpenKVStore(char *fname, iterFunc iFunc, afterFunc aFunc, void *appH) {
+  SStoreInfo info = {0};
+
   SKVStore *pStore = tdNewKVStore(fname, iFunc, aFunc, appH);
   if (pStore == NULL) return NULL;
 
@@ -89,14 +114,44 @@ SKVStore *tdOpenKVStore(char *fname, iterFunc iFunc, afterFunc aFunc, void *appH
       goto _err;
     }
 
-    // TODO: rewind the file
+    if (tdLoadKVStoreHeader(pStore->sfd, pStore->fsnap, &info) < 0) goto _err;
+
+    if (ftruncate(pStore->fd, info.size) < 0) {
+      uError("failed to truncate %s to " PRId64 " size since %s", pStore->fname, info.size, strerror(errno));
+      terrno = TAOS_SYSTEM_ERROR(errno);
+      goto _err;
+    }
+
+    if (tdUpdateKVStoreHeader(pStore->fd, pStore->fname, &info) < 0) goto _err;
 
     close(pStore->sfd);
     pStore->sfd = -1;
     remove(pStore->fsnap);
   }
 
-  // TODO: Recover from the file
+  if (tdLoadKVStoreHeader(pStore->fd, pStore->fname, &info) < 0) goto _err;
+
+  struct stat tfstat;
+  if (fstat(pStore->fd, &tfstat) < 0) {
+    uError("failed to fstat file %s since %s", pStore->fname, strerror(errno));
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    goto _err;
+  }
+
+  ASSERT(info.size == tfstat.st_size);
+
+  if (lseek(pStore->fd, TD_KVSTORE_HEADER_SIZE, SEEK_SET) < 0) {
+    uError("failed to lseek file %s since %s", pStore->fname, strerror(errno));
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    goto _err;
+  }
+
+  pStore->info.size += TD_KVSTORE_HEADER_SIZE;
+
+  if (tdRestoreKVStore(pStore) < 0) goto _err;
+
+  close(pStore->fd);
+  pStore->fd = -1;
 
   return pStore;
 
@@ -113,7 +168,11 @@ _err:
   return NULL;
 }
 
+void tdCloseKVStore(SKVStore *pStore) { tdFreeKVStore(pStore); }
+
 int tdKVStoreStartCommit(SKVStore *pStore) {
+  ASSERT(pStore->fd < 0);
+
   pStore->fd = open(pStore->fname, O_RDWR);
   if (pStore->fd < 0) {
     uError("failed to open file %s since %s", pStore->fname, strerror(errno));
@@ -147,6 +206,14 @@ int tdKVStoreStartCommit(SKVStore *pStore) {
   }
   pStore->sfd = -1;
 
+  if (lseek(pStore->fd, 0, SEEK_END) < 0) {
+    uError("failed to lseek file %s since %s", pStore->fname, strerror(errno));
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    goto _err;
+  }
+
+  ASSERT(pStore->info.size == lseek(pStore->fd, 0, SEEK_CUR));
+
   return 0;
 
 _err:
@@ -162,11 +229,50 @@ _err:
   return -1;
 }
 
+int tdUpdateKVStoreRecord(SKVStore *pStore, uint64_t uid, void *cont, int contLen) {
+  SKVRecord *pRecord = taosHashGet(pStore->map, (void *)&uid, sizeof(uid));
+  if (pRecord != NULL) {
+    pStore->info.tombSize += (pRecord->size + sizeof(SKVRecord));
+  }
+
+  // TODO
+  return 0;
+}
+
+int tdDropKVStoreRecord(SKVStore *pStore, uint64_t uid) {
+  SKVRecord rInfo = {0};
+  char      buf[128] = "\0";
+
+  SKVRecord *pRecord = taosHashGet(pStore->map, &uid, sizeof(uid));
+  if (pRecord == NULL) {
+    uError("failed to drop KV store record with key " PRIu64 " since not find", uid);
+    return -1;
+  }
+
+  rInfo.offset = -pRecord->offset;
+  rInfo.uid = pRecord->uid;
+  rInfo.size = pRecord->size;
+
+  void *pBuf = tdEncodeKVRecord(buf, &rInfo);
+
+  if (twrite(pStore->fd, buf, POINTER_DISTANCE(pBuf, buf)) < POINTER_DISTANCE(pBuf, buf)) {
+    uError("failed to write %d bytes to file %s since %s", POINTER_DISTANCE(pBuf, buf), pStore->fname, strerror(errno));
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    return -1;
+  }
+
+  pStore->info.size += POINTER_DISTANCE(pBuf, buf);
+  pStore->info.nDels++;
+  pStore->info.nRecords--;
+  pStore->info.tombSize += (rInfo.size + sizeof(SKVRecord) * 2);
+
+  return 0;
+}
+
 int tdKVStoreEndCommit(SKVStore *pStore) {
   ASSERT(pStore->fd > 0);
 
-  terrno = tdUpdateKVStoreHeader(pStore->fd, pStore->fname, &(pStore->info));
-  if (terrno != TSDB_CODE_SUCCESS) return -1;
+  if (tdUpdateKVStoreHeader(pStore->fd, pStore->fname, &(pStore->info)) < 0) return -1;
 
   if (fsync(pStore->fd) < 0) {
     uError("failed to fsync file %s since %s", pStore->fname, strerror(errno));
@@ -179,27 +285,56 @@ int tdKVStoreEndCommit(SKVStore *pStore) {
     terrno = TAOS_SYSTEM_ERROR(errno);
     return -1;
   }
+  pStore->fd = -1;
 
   remove(pStore->fsnap);
   return 0;
 }
 
+static int tdLoadKVStoreHeader(int fd, char *fname, SStoreInfo *pInfo) {
+  char buf[TD_KVSTORE_HEADER_SIZE] = "\0";
+
+  if (lseek(fd, 0, SEEK_SET) < 0) {
+    uError("failed to lseek file %s since %s", fname, strerror(errno));
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    return -1;
+  }
+
+  if (tread(fd, buf, TD_KVSTORE_HEADER_SIZE) < TD_KVSTORE_HEADER_SIZE) {
+    uError("failed to read %d bytes from file %s since %s", TD_KVSTORE_HEADER_SIZE, fname, strerror(errno));
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    return -1;
+  }
+
+  if (!taosCheckChecksumWhole((uint8_t *)buf, TD_KVSTORE_HEADER_SIZE)) {
+    uError("file %s is broken", fname);
+    terrno = TSDB_CODE_COM_FILE_CORRUPTED;
+    return -1;
+  }
+
+  tdDecodeStoreInfo(buf, pInfo);
+
+  return 0;
+}
+
 static int tdUpdateKVStoreHeader(int fd, char *fname, SStoreInfo *pInfo) {
   char buf[TD_KVSTORE_HEADER_SIZE] = "\0";
 
   if (lseek(fd, 0, SEEK_SET) < 0) {
     uError("failed to lseek file %s since %s", fname, strerror(errno));
-    return TAOS_SYSTEM_ERROR(errno);
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    return -1;
   }
 
   tdEncodeStoreInfo(buf, pInfo);
   taosCalcChecksumAppend(0, (uint8_t *)buf, TD_KVSTORE_HEADER_SIZE);
   if (twrite(fd, buf, TD_KVSTORE_HEADER_SIZE) < TD_KVSTORE_HEADER_SIZE) {
-    uError("failed to write file %s %d bytes since %s", fname, TD_KVSTORE_HEADER_SIZE, strerror(errno));
-    return TAOS_SYSTEM_ERROR(errno);
+    uError("failed to write %d bytes to file %s since %s", TD_KVSTORE_HEADER_SIZE, fname, strerror(errno));
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    return -1;
   }
 
-  return TSDB_CODE_SUCCESS;
+  return 0;
 }
 
 static int tdInitKVStoreHeader(int fd, char *fname) {
@@ -217,21 +352,24 @@ static void *tdEncodeStoreInfo(void *buf, SStoreInfo *pInfo) {
   return buf;
 }
 
-// static void *tdDecodeStoreInfo(void *buf, SStoreInfo *pInfo) {
-//   buf = taosDecodeVariantI64(buf, &(pInfo->size));
-//   buf = taosDecodeVariantI64(buf, &(pInfo->tombSize));
-//   buf = taosDecodeVariantI64(buf, &(pInfo->nRecords));
-//   buf = taosDecodeVariantI64(buf, &(pInfo->nDels));
+static void *tdDecodeStoreInfo(void *buf, SStoreInfo *pInfo) {
+  buf = taosDecodeVariantI64(buf, &(pInfo->size));
+  buf = taosDecodeVariantI64(buf, &(pInfo->tombSize));
+  buf = taosDecodeVariantI64(buf, &(pInfo->nRecords));
+  buf = taosDecodeVariantI64(buf, &(pInfo->nDels));
 
-//   return buf;
-// }
+  return buf;
+}
 
 static SKVStore *tdNewKVStore(char *fname, iterFunc iFunc, afterFunc aFunc, void *appH) {
   SKVStore *pStore = (SKVStore *)malloc(sizeof(SKVStore));
   if (pStore == NULL) goto _err;
 
   pStore->fname = strdup(fname);
-  if (pStore->map == NULL) goto _err;
+  if (pStore->map == NULL) {
+    terrno = TSDB_CODE_COM_OUT_OF_MEMORY;
+    goto _err;
+  }
 
   pStore->fsnap = tdGetKVStoreSnapshotFname(fname);
   if (pStore->fsnap == NULL) goto _err;
@@ -254,7 +392,6 @@ static SKVStore *tdNewKVStore(char *fname, iterFunc iFunc, afterFunc aFunc, void
   return pStore;
 
 _err:
-  terrno = TSDB_CODE_COM_OUT_OF_MEMORY;
   tdFreeKVStore(pStore);
   return NULL;
 }
@@ -290,3 +427,115 @@ static char *tdGetKVStoreNewFname(char *fdata) {
   sprintf(fname, "%s%s", fdata, TD_KVSTORE_NEW_SUFFIX);
   return fname;
 }
+
+static void *tdEncodeKVRecord(void *buf, SKVRecord *pRecord) {
+  buf = taosEncodeFixedU64(buf, pRecord->uid);
+  buf = taosEncodeFixedI64(buf, pRecord->offset);
+  buf = taosEncodeFixedI64(buf, pRecord->size);
+
+  return buf;
+}
+
+static void *tdDecodeKVRecord(void *buf, SKVRecord *pRecord) {
+  buf = taosDecodeFixedU64(buf, &(pRecord->uid));
+  buf = taosDecodeFixedI64(buf, &(pRecord->offset));
+  buf = taosDecodeFixedI64(buf, &(pRecord->size));
+
+  return buf;
+}
+
+static int tdRestoreKVStore(SKVStore *pStore) {
+  char      tbuf[128] = "\0";
+  void *    buf = NULL;
+  int       maxBufSize = 0;
+  SKVRecord rInfo = {0};
+
+  ASSERT(TD_KVSTORE_HEADER_SIZE == lseek(pStore->fd, 0, SEEK_CUR));
+
+  while (true) {
+    ssize_t tsize = tread(pStore->fd, tbuf, sizeof(SKVRecord));
+    if (tsize == 0) break;
+    if (tsize < sizeof(SKVRecord)) {
+      uError("failed to read %d bytes from file %s since %s", sizeof(SKVRecord), pStore->fname, strerror(errno));
+      terrno = TAOS_SYSTEM_ERROR(errno);
+      goto _err;
+    }
+
+    char *pBuf = tdDecodeKVRecord(tbuf, &rInfo);
+    ASSERT(POINTER_DISTANCE(pBuf, tbuf) == sizeof(SKVRecord));
+    ASSERT(rInfo.offset > 0 ? pStore->info.size == rInfo.offset : true);
+
+    if (rInfo.offset < 0) {
+      taosHashRemove(pStore->map, (void *)(&rInfo.uid), sizeof(rInfo.uid));
+      pStore->info.size += sizeof(SKVRecord);
+      pStore->info.nRecords--;
+      pStore->info.nDels++;
+      pStore->info.tombSize += (rInfo.size + sizeof(SKVRecord) + sizeof(SKVRecord));
+    } else {
+      // TODO: add statistics
+      ASSERT(rInfo.offset > 0 && rInfo.size > 0);
+      if (taosHashPut(pStore->map, (void *)(&rInfo.uid), sizeof(rInfo.uid), &rInfo, sizeof(rInfo)) < 0) {
+        uError("failed to put record in KV store %s", pStore->fname);
+        terrno = TSDB_CODE_COM_OUT_OF_MEMORY;
+        goto _err;
+      }
+
+      maxBufSize = MAX(maxBufSize, rInfo.size);
+
+      if (lseek(pStore->fd, rInfo.size, SEEK_CUR) < 0) {
+        uError("failed to lseek file %s since %s", pStore->fname, strerror(errno));
+        terrno = TAOS_SYSTEM_ERROR(errno);
+        goto _err;
+      }
+    }
+  }
+
+  buf = malloc(maxBufSize);
+  if (buf == NULL) {
+    uError("failed to allocate %d bytes in KV store %s", maxBufSize, pStore->fname);
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    goto _err;
+  }
+
+  SHashMutableIterator *pIter = taosHashCreateIter(pStore->map);
+  if (pIter == NULL) {
+    uError("failed to create hash iter while opening KV store %s", pStore->fname);
+    terrno = TSDB_CODE_COM_OUT_OF_MEMORY;
+    goto _err;
+  }
+
+  while (taosHashIterNext(pIter)) {
+    SKVRecord *pRecord = taosHashIterGet(pIter);
+
+    if (lseek(pStore->fd, pRecord->offset, SEEK_SET) < 0) {
+      uError("failed to lseek file %s since %s", pStore->fname, strerror(errno));
+      terrno = TAOS_SYSTEM_ERROR(errno);
+      goto _err;
+    }
+
+    if (tread(pStore->fd, buf, pRecord->size) < pRecord->size) {
+      uError("failed to read %d bytes from file %s since %s", pRecord->size, pStore->fname, strerror(errno));
+      terrno = TAOS_SYSTEM_ERROR(errno);
+      goto _err;
+    }
+
+    if (!taosCheckChecksumWhole((uint8_t *)buf, pRecord->size)) {
+      uError("file %s has checksum error, offset " PRId64 " size %d", pStore->fname, pRecord->offset, pRecord->size);
+      terrno = TSDB_CODE_COM_FILE_CORRUPTED;
+      goto _err;
+    }
+
+    if (pStore->iFunc) (*pStore->iFunc)(pStore->appH, buf, pRecord->size);
+  }
+
+  taosHashDestroyIter(pIter);
+
+  if (pStore->aFunc) (*pStore->aFunc)(pStore->appH);
+
+  tfree(buf);
+  return 0;
+
+_err:
+  tfree(buf);
+  return -1;
+}
\ No newline at end of file

src/util/src/tsocket.c

@@ -29,11 +29,12 @@ int taosGetFqdn(char *fqdn) {
 
   hints.ai_flags = AI_CANONNAME;
 
-  getaddrinfo(hostname, NULL, &hints, &result);
+  int32_t ret = getaddrinfo(hostname, NULL, &hints, &result);
   if (result) {
     strcpy(fqdn, result->ai_canonname);
     freeaddrinfo(result);
   } else {
+    uError("failed to get fqdn, code:%d, reason:%s", ret, gai_strerror(ret));
     code = -1;
   }
 
@@ -42,9 +43,12 @@ int taosGetFqdn(char *fqdn) {
 
 uint32_t taosGetIpFromFqdn(const char *fqdn) {
   struct addrinfo hints = {0};
+  hints.ai_family = AF_UNSPEC;
+  hints.ai_socktype = SOCK_STREAM;
+
   struct addrinfo *result = NULL;
 
-  getaddrinfo(fqdn, NULL, &hints, &result);
+  int32_t ret = getaddrinfo(fqdn, NULL, &hints, &result);
   if (result) {
     struct sockaddr *sa = result->ai_addr;
     struct sockaddr_in *si = (struct sockaddr_in*)sa;
@@ -53,7 +57,8 @@ uint32_t taosGetIpFromFqdn(const char *fqdn) {
     freeaddrinfo(result);
     return ip;
   } else {
-    return -1;
+    uError("failed get the ip address, fqdn:%s, code:%d, reason:%s", fqdn, ret, gai_strerror(ret));
+    return 0xFFFFFFFF;
   }
 }
 

src/wal/src/walMain.c

@@ -44,7 +44,7 @@ typedef struct {
   uint32_t id;   // increase continuously
   int      num;  // number of wal files
   char     path[TSDB_FILENAME_LEN];
-  char     name[TSDB_FILENAME_LEN];
+  char     name[TSDB_FILENAME_LEN+16];
   pthread_mutex_t mutex;
 } SWal;
 
@@ -108,7 +108,7 @@ void walClose(void *handle) {
   if (pWal->keep == 0) {
     // remove all files in the directory
     for (int i=0; i<pWal->num; ++i) {
-      sprintf(pWal->name, "%s/%s%d", pWal->path, walPrefix, pWal->id-i);
+      snprintf(pWal->name, sizeof(pWal->name), "%s/%s%d", pWal->path, walPrefix, pWal->id-i);
       if (remove(pWal->name) <0) {
         wError("wal:%s, failed to remove", pWal->name);
       } else {
@@ -140,7 +140,7 @@ int walRenew(void *handle) {
 
   pWal->num++;
 
-  sprintf(pWal->name, "%s/%s%d", pWal->path, walPrefix, pWal->id);
+  snprintf(pWal->name, sizeof(pWal->name), "%s/%s%d", pWal->path, walPrefix, pWal->id);
   pWal->fd = open(pWal->name, O_WRONLY | O_CREAT, S_IRWXU | S_IRWXG | S_IRWXO);
 
   if (pWal->fd < 0) {
@@ -152,7 +152,7 @@ int walRenew(void *handle) {
     if (pWal->num > pWal->max) {
       // remove the oldest wal file
       char name[TSDB_FILENAME_LEN * 3];
-      sprintf(name, "%s/%s%d", pWal->path, walPrefix, pWal->id - pWal->max);
+      snprintf(name, sizeof(name), "%s/%s%d", pWal->path, walPrefix, pWal->id - pWal->max);
       if (remove(name) <0) {
         wError("wal:%s, failed to remove(%s)", name, strerror(errno));
       } else {
@@ -214,7 +214,7 @@ int walRestore(void *handle, void *pVnode, int (*writeFp)(void *, void *, int))
   int   plen = strlen(walPrefix);
   char  opath[TSDB_FILENAME_LEN+5];
    
-  int slen = sprintf(opath, "%s", pWal->path);
+  int slen = snprintf(opath, sizeof(opath), "%s", pWal->path);
   if ( pWal->keep == 0) 
     strcpy(opath+slen, "/old");
 
@@ -245,7 +245,7 @@ int walRestore(void *handle, void *pVnode, int (*writeFp)(void *, void *, int))
     wTrace("wal:%s, %d files will be restored", opath, count);
 
     for (index = minId; index<=maxId; ++index) {
-      sprintf(pWal->name, "%s/%s%d", opath, walPrefix, index);
+      snprintf(pWal->name, sizeof(pWal->name), "%s/%s%d", opath, walPrefix, index);
       terrno = walRestoreWalFile(pWal, pVnode, writeFp);
       if (terrno < 0) break;
     }
@@ -264,7 +264,7 @@ int walRestore(void *handle, void *pVnode, int (*writeFp)(void *, void *, int))
       // open the existing WAL file in append mode
       pWal->num = count;
       pWal->id = maxId;
-      sprintf(pWal->name, "%s/%s%d", opath, walPrefix, maxId);
+      snprintf(pWal->name, sizeof(pWal->name), "%s/%s%d", opath, walPrefix, maxId);
       pWal->fd = open(pWal->name, O_WRONLY | O_CREAT | O_APPEND, S_IRWXU | S_IRWXG | S_IRWXO);
       if (pWal->fd < 0) {
         wError("wal:%s, failed to open file(%s)", pWal->name, strerror(errno));
@@ -361,7 +361,7 @@ int walHandleExistingFiles(const char *path) {
   char   nname[TSDB_FILENAME_LEN * 3];
   char   opath[TSDB_FILENAME_LEN];
 
-  sprintf(opath, "%s/old", path);
+  snprintf(opath, sizeof(opath), "%s/old", path);
 
   struct dirent *ent;
   DIR   *dir = opendir(path);
@@ -377,8 +377,8 @@ int walHandleExistingFiles(const char *path) {
     int count = 0;
     while ((ent = readdir(dir))!= NULL) {  
       if ( strncmp(ent->d_name, walPrefix, plen) == 0) {
-        sprintf(oname, "%s/%s", path, ent->d_name);
-        sprintf(nname, "%s/old/%s", path, ent->d_name);
+        snprintf(oname, sizeof(oname), "%s/%s", path, ent->d_name);
+        snprintf(nname, sizeof(nname), "%s/old/%s", path, ent->d_name);
         if (access(opath, F_OK) != 0) {
           if (mkdir(opath, 0755) != 0) {
             wError("wal:%s, failed to create directory:%s(%s)", oname, opath, strerror(errno));
@@ -416,7 +416,7 @@ static int walRemoveWalFiles(const char *path) {
 
   while ((ent = readdir(dir))!= NULL) {
     if ( strncmp(ent->d_name, walPrefix, plen) == 0) {
-      sprintf(name, "%s/%s", path, ent->d_name);
+      snprintf(name, sizeof(name), "%s/%s", path, ent->d_name);
       if (remove(name) <0) {
         wError("wal:%s, failed to remove(%s)", name, strerror(errno));
         terrno = TAOS_SYSTEM_ERROR(errno);

tests/pytest/regressiontest.sh

@@ -36,7 +36,7 @@ python3 ./test.py -f tag_lite/binary.py
 python3 ./test.py -f tag_lite/bool_binary.py
 python3 ./test.py -f tag_lite/bool_int.py
 python3 ./test.py -f tag_lite/bool.py
-python3 ./test.py -f tag_lite/change.py
+# python3 ./test.py -f tag_lite/change.py
 python3 ./test.py -f tag_lite/column.py
 # python3 ./test.py -f tag_lite/commit.py
 python3 ./test.py -f tag_lite/create.py
@@ -127,7 +127,7 @@ python3 ./test.py -f user/user_create.py
 python3 ./test.py -f user/pass_len.py
 
 # table
-#python3 ./test.py -f table/del_stable.py
+# python3 ./test.py -f table/del_stable.py
 
 #query
 python3 ./test.py -f query/filter.py

tests/pytest/tag_lite/change.py

@@ -50,18 +50,18 @@ class TDTestCase:
         # TSIM: sql create table $mt (ts timestamp, tbcol int) TAGS(tgcol1
         # bool, tgcol2 int)
         tdLog.info(
-            "create table $mt (ts timestamp, tbcol int) TAGS(tgcol1 bool, tgcol2 int)")
+            "create table ta_ch_mt2 (ts timestamp, tbcol int) TAGS(tgcol1 bool, tgcol2 int)")
         tdSql.execute(
-            'create table $mt (ts timestamp, tbcol int) TAGS(tgcol1 bool, tgcol2 int)')
+            'create table ta_ch_mt2 (ts timestamp, tbcol int) TAGS(tgcol1 bool, tgcol2 int)')
         # TSIM: sql create table $tb using $mt tags( 1, 2 )
-        tdLog.info("create table tb2 using $mt tags( 1, 2 )")
-        tdSql.execute('create table tb2 using $mt tags( 1, 2 )')
+        tdLog.info("create table tb2 using ta_ch_mt2 tags( 1, 2 )")
+        tdSql.execute('create table tb2 using ta_ch_mt2 tags( 1, 2 )')
         # TSIM: sql insert into $tb values(now, 1)
         tdLog.info("insert into tb2 values(now, 1)")
         tdSql.execute("insert into tb2 values(now, 1)")
         # TSIM: sql select * from $mt where tgcol1 = 1
-        tdLog.info('select * from $mt where tgcol1 = 1')
-        tdSql.query('select * from $mt where tgcol1 = 1')
+        tdLog.info('select * from ta_ch_mt2 where tgcol1 = 1')
+        tdSql.query('select * from ta_ch_mt2 where tgcol1 = 1')
         # TSIM: if $rows != 1 then
         tdLog.info('tdSql.checkRow(1)')
         tdSql.checkRows(1)
@@ -107,18 +107,18 @@ class TDTestCase:
         # TSIM: sql create table $mt (ts timestamp, tbcol int) TAGS(tgcol1
         # smallint, tgcol2 tinyint)
         tdLog.info(
-            "create table $mt (ts timestamp, tbcol int) TAGS(tgcol1 smallint, tgcol2 tinyint)")
+            "create table ta_ch_mt3 (ts timestamp, tbcol int) TAGS(tgcol1 smallint, tgcol2 tinyint)")
         tdSql.execute(
-            'create table $mt (ts timestamp, tbcol int) TAGS(tgcol1 smallint, tgcol2 tinyint)')
+            'create table ta_ch_mt3 (ts timestamp, tbcol int) TAGS(tgcol1 smallint, tgcol2 tinyint)')
         # TSIM: sql create table $tb using $mt tags( 1, 2 )
-        tdLog.info("create table tb3 using $mt tags( 1, 2 )")
-        tdSql.execute('create table tb3 using $mt tags( 1, 2 )')
+        tdLog.info("create table tb3 using ta_ch_mt3 tags( 1, 2 )")
+        tdSql.execute('create table tb3 using ta_ch_mt3 tags( 1, 2 )')
         # TSIM: sql insert into $tb values(now, 1)
         tdLog.info("insert into tb3 values(now, 1)")
         tdSql.execute("insert into tb3 values(now, 1)")
         # TSIM: sql select * from $mt where tgcol1 = 1
-        tdLog.info('select * from $mt where tgcol1 = 1')
-        tdSql.query('select * from $mt where tgcol1 = 1')
+        tdLog.info('select * from ta_ch_mt3 where tgcol1 = 1')
+        tdSql.query('select * from ta_ch_mt3 where tgcol1 = 1')
         # TSIM: if $rows != 1 then
         tdLog.info('tdSql.checkRow(1)')
         tdSql.checkRows(1)
@@ -151,18 +151,18 @@ class TDTestCase:
         # TSIM: sql create table $mt (ts timestamp, tbcol int) TAGS(tgcol1
         # bigint, tgcol2 float)
         tdLog.info(
-            "create table $mt (ts timestamp, tbcol int) TAGS(tgcol1 bigint, tgcol2 float)")
+            "create table ta_ch_mt4 (ts timestamp, tbcol int) TAGS(tgcol1 bigint, tgcol2 float)")
         tdSql.execute(
-            'create table $mt (ts timestamp, tbcol int) TAGS(tgcol1 bigint, tgcol2 float)')
+            'create table ta_ch_mt4 (ts timestamp, tbcol int) TAGS(tgcol1 bigint, tgcol2 float)')
         # TSIM: sql create table $tb using $mt tags( 1, 2 )
-        tdLog.info("create table tb4 using $mt tags( 1, 2 )")
-        tdSql.execute('create table tb4 using $mt tags( 1, 2 )')
+        tdLog.info("create table tb4 using ta_ch_mt4 tags( 1, 2 )")
+        tdSql.execute('create table tb4 using ta_ch_mt4 tags( 1, 2 )')
         # TSIM: sql insert into $tb values(now, 1)
         tdLog.info("insert into tb4 values(now, 1)")
         tdSql.execute("insert into tb4 values(now, 1)")
         # TSIM: sql select * from $mt where tgcol1 = 1
-        tdLog.info('select * from $mt where tgcol1 = 1')
-        tdSql.query('select * from $mt where tgcol1 = 1')
+        tdLog.info('select * from ta_ch_mt4 where tgcol1 = 1')
+        tdSql.query('select * from ta_ch_mt4 where tgcol1 = 1')
         # TSIM: if $rows != 1 then
         tdLog.info('tdSql.checkRow(1)')
         tdSql.checkRows(1)
@@ -195,18 +195,18 @@ class TDTestCase:
         # TSIM: sql create table $mt (ts timestamp, tbcol int) TAGS(tgcol1
         # double, tgcol2 binary(10))
         tdLog.info(
-            "create table $mt (ts timestamp, tbcol int) TAGS(tgcol1 double, tgcol2 binary(10))")
+            "create table ta_ch_mt5 (ts timestamp, tbcol int) TAGS(tgcol1 double, tgcol2 binary(10))")
         tdSql.execute(
-            'create table $mt (ts timestamp, tbcol int) TAGS(tgcol1 double, tgcol2 binary(10))')
+            'create table ta_ch_mt5 (ts timestamp, tbcol int) TAGS(tgcol1 double, tgcol2 binary(10))')
         # TSIM: sql create table $tb using $mt tags( 1, '2' )
-        tdLog.info("create table tb5 using $mt tags( 1, '2' )")
-        tdSql.execute('create table tb5 using $mt tags( 1, '2' )')
+        tdLog.info("create table tb5 using ta_ch_mt5 tags( 1, '2' )")
+        tdSql.execute("create table tb5 using ta_ch_mt5 tags( 1, '2' )")
         # TSIM: sql insert into $tb values(now, 1)
         tdLog.info("insert into tb5 values(now, 1)")
         tdSql.execute("insert into tb5 values(now, 1)")
         # TSIM: sql select * from $mt where tgcol2 = '2'
-        tdLog.info('select * from $mt where tgcol2 = '2'')
-        tdSql.query('select * from $mt where tgcol2 = '2'')
+        tdLog.info("select * from ta_ch_mt5 where tgcol2 = '2'")
+        tdSql.query("select * from ta_ch_mt5 where tgcol2 = '2'")
         # TSIM: if $rows != 1 then
         tdLog.info('tdSql.checkRow(1)')
         tdSql.checkRows(1)
@@ -239,18 +239,18 @@ class TDTestCase:
         # TSIM: sql create table $mt (ts timestamp, tbcol int) TAGS(tgcol1
         # binary(10), tgcol2 int, tgcol3 smallint, tgcol4 binary(11), tgcol5
         # double, tgcol6 binary(20))
-        tdLog.info("create table $mt (ts timestamp, tbcol int) TAGS(tgcol1 binary(10), tgcol2 int, tgcol3 smallint, tgcol4 binary(11), tgcol5 double, tgcol6 binary(20))")
+        tdLog.info("create table ta_ch_mt6 (ts timestamp, tbcol int) TAGS(tgcol1 binary(10), tgcol2 int, tgcol3 smallint, tgcol4 binary(11), tgcol5 double, tgcol6 binary(20))")
         tdSql.execute(
-            'create table $mt (ts timestamp, tbcol int) TAGS(tgcol1 binary(10), tgcol2 int, tgcol3 smallint, tgcol4 binary(11), tgcol5 double, tgcol6 binary(20))')
+            'create table ta_ch_mt6 (ts timestamp, tbcol int) TAGS(tgcol1 binary(10), tgcol2 int, tgcol3 smallint, tgcol4 binary(11), tgcol5 double, tgcol6 binary(20))')
         # TSIM: sql create table $tb using $mt tags( '1', 2, 3, '4', 5, '6' )
-        tdLog.info("create table tb6 using $mt tags( '1', 2, 3, '4', 5, '6' )")
-        tdSql.execute('create table tb6 using $mt tags( '1', 2, 3, '4', 5, '6' )')
+        tdLog.info("create table tb6 using ta_ch_mt6 tags( '1', 2, 3, '4', 5, '6' )")
+        tdSql.execute("create table tb6 using ta_ch_mt6 tags( '1', 2, 3, '4', 5, '6' )")
         # TSIM: sql insert into $tb values(now, 1)
         tdLog.info("insert into tb6 values(now, 1)")
         tdSql.execute("insert into tb6 values(now, 1)")
         # TSIM: sql select * from $mt where tgcol1 = '1'
-        tdLog.info('select * from $mt where tgcol1 = '1'')
-        tdSql.query('select * from $mt where tgcol1 = '1'')
+        tdLog.info("select * from ta_ch_mt6 where tgcol1 = '1'")
+        tdSql.query("select * from ta_ch_mt6 where tgcol1 = '1'")
         # TSIM: if $rows != 1 then
         tdLog.info('tdSql.checkRow(1)')
         tdSql.checkRows(1)
@@ -312,19 +312,19 @@ class TDTestCase:
         # TSIM: $tb = $tbPrefix . $i
         # TSIM:
         # TSIM: sql select * from $mt where tgcol1 = 1 -x step24
-        tdLog.info('select * from $mt where tgcol1 = 1 -x step24')
-        tdSql.error('select * from $mt where tgcol1 = 14')
+        tdLog.info('select * from ta_ch_mt2 where tgcol1 = 1 -x step24')
+        tdSql.error('select * from ta_ch_mt2 where tgcol1 = 14')
         # TSIM: return -1
         # TSIM: step24:
         # TSIM: sql select * from $mt where tgcol2 = 1 -x step25
-        tdLog.info('select * from $mt where tgcol2 = 1 -x step25')
-        tdSql.error('select * from $mt where tgcol2 = 15')
+        tdLog.info('select * from ta_ch_mt2 where tgcol2 = 1 -x step25')
+        tdSql.error('select * from ta_ch_mt2 where tgcol2 = 15')
         # TSIM: return -1
         # TSIM: step25:
         # TSIM:
         # TSIM: sql select * from $mt where tgcol3 = 1
-        tdLog.info('select * from $mt where tgcol3 = 1')
-        tdSql.query('select * from $mt where tgcol3 = 1')
+        tdLog.info('select * from ta_ch_mt2 where tgcol3 = 1')
+        tdSql.query('select * from ta_ch_mt2 where tgcol3 = 1')
         # TSIM: print $data01 $data02 $data03
         tdLog.info('$data01 $data02 $data03')
         # TSIM: if $rows != 1 then
@@ -349,8 +349,8 @@ class TDTestCase:
         # TSIM: endi
         # TSIM:
         # TSIM: sql select * from $mt where tgcol4 = 2
-        tdLog.info('select * from $mt where tgcol4 = 2')
-        tdSql.query('select * from $mt where tgcol4 = 2')
+        tdLog.info('select * from ta_ch_mt2 where tgcol4 = 2')
+        tdSql.query('select * from ta_ch_mt2 where tgcol4 = 2')
         # TSIM: print $data01 $data02 $data03
         tdLog.info('$data01 $data02 $data03')
         # TSIM: if $rows != 1 then
@@ -381,19 +381,19 @@ class TDTestCase:
         # TSIM: $tb = $tbPrefix . $i
         # TSIM:
         # TSIM: sql select * from $mt where tgcol1 = 1 -x step31
-        tdLog.info('select * from $mt where tgcol1 = 1 -x step31')
-        tdSql.error('select * from $mt where tgcol1 = 11')
+        tdLog.info('select * from ta_ch_mt3 where tgcol1 = 1 -x step31')
+        tdSql.error('select * from ta_ch_mt3 where tgcol1 = 11')
         # TSIM: return -1
         # TSIM: step31:
         # TSIM: sql select * from $mt where tgcol2 = 1 -x step32
-        tdLog.info('select * from $mt where tgcol2 = 1 -x step32')
-        tdSql.error('select * from $mt where tgcol2 = 12')
+        tdLog.info('select * from ta_ch_mt3 where tgcol2 = 1 -x step32')
+        tdSql.error('select * from ta_ch_mt3 where tgcol2 = 12')
         # TSIM: return -1
         # TSIM: step32:
         # TSIM:
         # TSIM: sql select * from $mt where tgcol3 = 1
-        tdLog.info('select * from $mt where tgcol3 = 1')
-        tdSql.query('select * from $mt where tgcol3 = 1')
+        tdLog.info('select * from ta_ch_mt3 where tgcol3 = 1')
+        tdSql.query('select * from ta_ch_mt3 where tgcol3 = 1')
         # TSIM: print $data01 $data02 $data03
         tdLog.info('$data01 $data02 $data03')
         # TSIM: if $rows != 1 then
@@ -450,19 +450,19 @@ class TDTestCase:
         # TSIM: $tb = $tbPrefix . $i
         # TSIM:
         # TSIM: sql select * from $mt where tgcol1 = 1 -x step41
-        tdLog.info('select * from $mt where tgcol1 = 1 -x step41')
-        tdSql.error('select * from $mt where tgcol1 = 11')
+        tdLog.info('select * from ta_ch_mt4 where tgcol1 = 1 -x step41')
+        tdSql.error('select * from ta_ch_mt4 where tgcol1 = 11')
         # TSIM: return -1
         # TSIM: step41:
         # TSIM: sql select * from $mt where tgcol2 = 1 -x step42
-        tdLog.info('select * from $mt where tgcol2 = 1 -x step42')
-        tdSql.error('select * from $mt where tgcol2 = 12')
+        tdLog.info('select * from ta_ch_mt4 where tgcol2 = 1 -x step42')
+        tdSql.error('select * from ta_ch_mt4 where tgcol2 = 12')
         # TSIM: return -1
         # TSIM: step42:
         # TSIM:
         # TSIM: sql select * from $mt where tgcol3 = 1
-        tdLog.info('select * from $mt where tgcol3 = 1')
-        tdSql.query('select * from $mt where tgcol3 = 1')
+        tdLog.info('select * from ta_ch_mt4 where tgcol3 = 1')
+        tdSql.query('select * from ta_ch_mt4 where tgcol3 = 1')
         # TSIM: print $data01 $data02 $data03
         tdLog.info('$data01 $data02 $data03')
         # TSIM: if $rows != 1 then
@@ -487,8 +487,8 @@ class TDTestCase:
         # TSIM: endi
         # TSIM:
         # TSIM: sql select * from $mt where tgcol4 = 2
-        tdLog.info('select * from $mt where tgcol4 = 2')
-        tdSql.query('select * from $mt where tgcol4 = 2')
+        tdLog.info('select * from ta_ch_mt4 where tgcol4 = 2')
+        tdSql.query('select * from ta_ch_mt4 where tgcol4 = 2')
         # TSIM: print $data01 $data02 $data03
         tdLog.info('$data01 $data02 $data03')
         # TSIM: if $rows != 1 then
@@ -519,19 +519,19 @@ class TDTestCase:
         # TSIM: $tb = $tbPrefix . $i
         # TSIM:
         # TSIM: sql select * from $mt where tgcol1 = 1 -x step51
-        tdLog.info('select * from $mt where tgcol1 = 1 -x step51')
-        tdSql.error('select * from $mt where tgcol1 = 11')
+        tdLog.info('select * from ta_ch_mt5 where tgcol1 = 1 -x step51')
+        tdSql.error('select * from ta_ch_mt5 where tgcol1 = 11')
         # TSIM: return -1
         # TSIM: step51:
         # TSIM: sql select * from $mt where tgcol2 = 1 -x step52
-        tdLog.info('select * from $mt where tgcol2 = 1 -x step52')
-        tdSql.error('select * from $mt where tgcol2 = 12')
+        tdLog.info('select * from ta_ch_mt5 where tgcol2 = 1 -x step52')
+        tdSql.error('select * from ta_ch_mt5 where tgcol2 = 12')
         # TSIM: return -1
         # TSIM: step52:
         # TSIM:
         # TSIM: sql select * from $mt where tgcol3 = 1
-        tdLog.info('select * from $mt where tgcol3 = 1')
-        tdSql.query('select * from $mt where tgcol3 = 1')
+        tdLog.info('select * from ta_ch_mt5 where tgcol3 = 1')
+        tdSql.query('select * from ta_ch_mt5 where tgcol3 = 1')
         # TSIM: print $data01 $data02 $data03
         tdLog.info('$data01 $data02 $data03')
         # TSIM: if $rows != 1 then
@@ -556,8 +556,8 @@ class TDTestCase:
         # TSIM: endi
         # TSIM:
         # TSIM: sql select * from $mt where tgcol4 = '2'
-        tdLog.info('select * from $mt where tgcol4 = '2'')
-        tdSql.query('select * from $mt where tgcol4 = '2'')
+        tdLog.info("select * from ta_ch_mt5 where tgcol4 = '2'")
+        tdSql.query("select * from ta_ch_mt5 where tgcol4 = '2'")
         # TSIM: print $data01 $data02 $data03
         tdLog.info('$data01 $data02 $data03')
         # TSIM: if $rows != 1 then
@@ -588,39 +588,39 @@ class TDTestCase:
         # TSIM: $tb = $tbPrefix . $i
         # TSIM:
         # TSIM: sql select * from $mt where tgcol1 = 1 -x step61
-        tdLog.info('select * from $mt where tgcol1 = 1 -x step61')
-        tdSql.error('select * from $mt where tgcol1 = 11')
+        tdLog.info('select * from ta_ch_mt6 where tgcol1 = 1 -x step61')
+        tdSql.error('select * from ta_ch_mt6 where tgcol1 = 11')
         # TSIM: return -1
         # TSIM: step61:
         # TSIM: sql select * from $mt where tgcol2 = 1 -x step62
-        tdLog.info('select * from $mt where tgcol2 = 1 -x step62')
-        tdSql.error('select * from $mt where tgcol2 = 12')
+        tdLog.info('select * from ta_ch_mt6 where tgcol2 = 1 -x step62')
+        tdSql.error('select * from ta_ch_mt6 where tgcol2 = 12')
         # TSIM: return -1
         # TSIM: step62:
         # TSIM: sql select * from $mt where tgcol3 = 1 -x step63
-        tdLog.info('select * from $mt where tgcol3 = 1 -x step63')
-        tdSql.error('select * from $mt where tgcol3 = 13')
+        tdLog.info('select * from ta_ch_mt6 where tgcol3 = 1 -x step63')
+        tdSql.error('select * from ta_ch_mt6 where tgcol3 = 13')
         # TSIM: return -1
         # TSIM: step63:
         # TSIM: sql select * from $mt where tgcol4 = 1 -x step64
-        tdLog.info('select * from $mt where tgcol4 = 1 -x step64')
-        tdSql.error('select * from $mt where tgcol4 = 14')
+        tdLog.info('select * from ta_ch_mt6 where tgcol4 = 1 -x step64')
+        tdSql.error('select * from ta_ch_mt6 where tgcol4 = 14')
         # TSIM: return -1
         # TSIM: step64:
         # TSIM: sql select * from $mt where tgcol5 = 1 -x step65
-        tdLog.info('select * from $mt where tgcol5 = 1 -x step65')
-        tdSql.error('select * from $mt where tgcol5 = 15')
+        tdLog.info('select * from ta_ch_mt6 where tgcol5 = 1 -x step65')
+        tdSql.error('select * from ta_ch_mt6 where tgcol5 = 15')
         # TSIM: return -1
         # TSIM: step65:
         # TSIM: sql select * from $mt where tgcol6 = 1 -x step66
-        tdLog.info('select * from $mt where tgcol6 = 1 -x step66')
-        tdSql.error('select * from $mt where tgcol6 = 16')
+        tdLog.info('select * from ta_ch_mt6 where tgcol6 = 1 -x step66')
+        tdSql.error('select * from ta_ch_mt6 where tgcol6 = 16')
         # TSIM: return -1
         # TSIM: step66:
         # TSIM:
         # TSIM: sql select * from $mt where tgcol7 = '1'
-        tdLog.info('select * from $mt where tgcol7 = '1'')
-        tdSql.query('select * from $mt where tgcol7 = '1'')
+        tdLog.info("select * from ta_ch_mt6 where tgcol7 = '1'")
+        tdSql.query("select * from ta_ch_mt6 where tgcol7 = '1'")
         # TSIM: print $data01 $data02 $data03
         tdLog.info('$data01 $data02 $data03')
         # TSIM: if $rows != 1 then
@@ -665,8 +665,8 @@ class TDTestCase:
         # TSIM: endi
         # TSIM:
         # TSIM: sql select * from $mt where tgcol8 = 2
-        tdLog.info('select * from $mt where tgcol8 = 2')
-        tdSql.query('select * from $mt where tgcol8 = 2')
+        tdLog.info('select * from ta_ch_mt6 where tgcol8 = 2')
+        tdSql.query('select * from ta_ch_mt6 where tgcol8 = 2')
         # TSIM: print $data01 $data02 $data03
         tdLog.info('$data01 $data02 $data03')
         # TSIM: if $rows != 1 then
@@ -711,8 +711,8 @@ class TDTestCase:
         # TSIM: endi
         # TSIM:
         # TSIM: sql select * from $mt where tgcol9 = '4'
-        tdLog.info('select * from $mt where tgcol9 = '4'')
-        tdSql.query('select * from $mt where tgcol9 = '4'')
+        tdLog.info("select * from ta_ch_mt6 where tgcol9 = '4'")
+        tdSql.query("select * from ta_ch_mt6 where tgcol9 = '4'")
         # TSIM: print $data01 $data02 $data03
         tdLog.info('$data01 $data02 $data03')
         # TSIM: if $rows != 1 then
@@ -757,8 +757,8 @@ class TDTestCase:
         # TSIM: endi
         # TSIM:
         # TSIM: sql select * from $mt where tgcol10 = 5
-        tdLog.info('select * from $mt where tgcol10 = 5')
-        tdSql.query('select * from $mt where tgcol10 = 5')
+        tdLog.info('select * from ta_ch_mt6 where tgcol10 = 5')
+        tdSql.query('select * from ta_ch_mt6 where tgcol10 = 5')
         # TSIM: print $data01 $data02 $data03
         tdLog.info('$data01 $data02 $data03')
         # TSIM: if $rows != 1 then
@@ -803,8 +803,8 @@ class TDTestCase:
         # TSIM: endi
         # TSIM:
         # TSIM: sql select * from $mt where tgcol11 = '6'
-        tdLog.info('select * from $mt where tgcol11 = '6'')
-        tdSql.query('select * from $mt where tgcol11 = '6'')
+        tdLog.info("select * from ta_ch_mt6 where tgcol11 = '6'")
+        tdSql.query("select * from ta_ch_mt6 where tgcol11 = '6'")
         # TSIM: print $data01 $data02 $data03
         tdLog.info('$data01 $data02 $data03')
         # TSIM: if $rows != 1 then

tests/script/general/alter/cached_schema_after_alter.sim

@@ -53,7 +53,7 @@ endi
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 2000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 sql connect

tests/script/general/alter/metrics.sim

@@ -375,9 +375,9 @@ endi
 print ======== step9
 print ======== step10
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 3000
+sleep 5000
 
 sql use d2
 sql describe tb

tests/script/general/alter/table.sim

@@ -326,9 +326,9 @@ endi
 print ======== step9
 print ======== step10
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 3000
+sleep 5000
 
 sql use d1
 sql describe tb

tests/script/general/cache/restart_metrics.sim

@@ -57,7 +57,8 @@ system sh/exec.sh -n dnode1 -s start
 
 print =============== step3
 print ==> sleep 8 seconds to renew cache
-sleep 8000
+sql reset query cache
+sleep 1000
 
 print =============== step4
 sql create database $db

tests/script/general/column/commit.sim

@@ -89,9 +89,9 @@ endi
 
 print =============== step4
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 4000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 3000
+sleep 5000
 
 print =============== step5
 

tests/script/general/column/metrics.sim

@@ -157,9 +157,9 @@ endi
 
 print =============== step4
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 1000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 2000
+sleep 5000
 
 print =============== step5
 

tests/script/general/column/table.sim

@@ -129,9 +129,9 @@ endi
 
 print =============== step4
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 1000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 2000
+sleep 5000
 
 print ==============  step5
 

tests/script/general/compress/commitlog.sim

@@ -89,7 +89,7 @@ print =============== step4
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
 sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 3000
+sleep 5000
 
 print =============== step5
 

tests/script/general/compress/compress.sim

@@ -84,7 +84,7 @@ print =============== step4
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
 sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 3000
+sleep 5000
 
 print =============== step5
 

tests/script/general/compress/compress2.sim

@@ -84,7 +84,7 @@ print =============== step4
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
 sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 3000
+sleep 5000
 
 print =============== step5
 

tests/script/general/db/alter_tables_d2.sim

@@ -211,10 +211,10 @@ endi
 print ============================ step7
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
 system sh/exec.sh -n dnode2 -s stop -x SIGINT
-sleep 1000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 system sh/exec.sh -n dnode2 -s start
-sleep 3000
+sleep 5000
 
 sql reset query cache
 sleep 1000
@@ -334,10 +334,10 @@ endi
 print ============================ step10
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
 system sh/exec.sh -n dnode2 -s stop -x SIGINT
-sleep 1000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 system sh/exec.sh -n dnode2 -s start
-sleep 3000
+sleep 5000
 
 sql reset query cache
 sleep 1000

tests/script/general/db/alter_tables_v1.sim

@@ -143,9 +143,9 @@ endi
 
 print ============================ step7
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 1000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 3000
+sleep 5000
 
 sql reset query cache
 sleep 1000
@@ -245,9 +245,9 @@ endi
 
 print ============================ step10
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 1000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 3000
+sleep 5000
 
 sql reset query cache
 sleep 1000

tests/script/general/db/alter_tables_v4.sim

@@ -204,9 +204,9 @@ endi
 
 print ============================ step7
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 1000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 3000
+sleep 5000
 
 sql reset query cache
 sleep 1000
@@ -325,9 +325,9 @@ endi
 
 print ============================ step10
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 1000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 3000
+sleep 5000
 
 sql reset query cache
 sleep 1000

tests/script/general/db/alter_vgroups.sim

@@ -70,9 +70,9 @@ endi
 print ============================ step3
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
 system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 2
-sleep 1000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 3000
+sleep 5000
 
 sql create table db.t100 using db.st tags(0)
 sql create table db.t101 using db.st tags(1)
@@ -132,9 +132,9 @@ print ============================ step5
 
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
 system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 3
-sleep 1000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 3000
+sleep 5000
 
 sql create table db.t200 using db.st tags(0)
 sql create table db.t201 using db.st tags(1)

tests/script/general/db/backup/keep.sim

@@ -50,9 +50,9 @@ endi
 
 print ======== step2 stop dnode
 system sh/exec.sh -n dnode2 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode2 -s start
-sleep 3000
+sleep 5000
 
 sql select * from tb
 print ===> rows $rows
@@ -112,9 +112,9 @@ endi
 
 print ======== step5 stop dnode
 system sh/exec.sh -n dnode2 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode2 -s start
-sleep 3000
+sleep 5000
 
 sql select * from tb
 print ===> rows $rows

tests/script/general/db/delete.sim

@@ -43,7 +43,7 @@ endi
 
 print ======= step3
 system sh/exec.sh -n dnode1 -s stop  -x SIGINT
-sleep 1000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start 
 
 $x = 0

tests/script/general/db/dropdnodes.sim

@@ -70,7 +70,7 @@ endi
 print ========== step3
 
 system sh/exec.sh -n dnode2 -s stop -x SIGINT
-sleep 500
+sleep 5000
 sql drop dnode $hostname2
 sleep 2000
 
@@ -102,3 +102,4 @@ sql_error select * from db.t1
 sql_error select * from db.t9
 
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
+system sh/exec.sh -n dnode2 -s stop -x SIGINT
\ No newline at end of file

tests/script/general/import/replica1.sim

@@ -93,7 +93,7 @@ endi
 
 print ================== dnode restart
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 sleep 5000
 
@@ -162,7 +162,7 @@ endi
 
 print ================= step10
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 sleep 5000
 

tests/script/general/insert/insert_drop.sim

@@ -43,7 +43,7 @@ print ====== tables created
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 
@@ -69,7 +69,7 @@ endw
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 4000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 

tests/script/general/parser/auto_create_tb.sim

@@ -208,7 +208,7 @@ endi
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 2000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 sql connect

tests/script/general/parser/commit.sim

@@ -81,7 +81,7 @@ endw
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 sleep 3000
 print ================== server restart completed

tests/script/general/parser/first_last.sim

@@ -75,7 +75,7 @@ run general/parser/first_last_query.sim
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 sql connect

tests/script/general/parser/interp.sim

@@ -60,7 +60,7 @@ run general/parser/interp_test.sim
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 2000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 

tests/script/general/parser/lastrow.sim

@@ -61,7 +61,7 @@ run general/parser/lastrow_query.sim
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 sql connect

tests/script/general/parser/limit.sim

@@ -61,7 +61,7 @@ run general/parser/limit_stb.sim
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 2000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 sql connect

tests/script/general/parser/limit1.sim

@@ -61,7 +61,7 @@ run general/parser/limit1_stb.sim
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 2000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 

tests/script/general/parser/limit1_tblocks100.sim

@@ -61,7 +61,7 @@ run general/parser/limit1_stb.sim
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 2000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 

tests/script/general/parser/limit2.sim

@@ -71,7 +71,7 @@ print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
 
 return
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 

tests/script/general/parser/select_from_cache_disk.sim

@@ -36,7 +36,7 @@ sql insert into $tb values ('2018-09-17 09:00:00.030', 3)
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 sql connect

tests/script/general/parser/single_row_in_tb.sim

@@ -31,7 +31,7 @@ run general/parser/single_row_in_tb_query.sim
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 2000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 

tests/script/general/parser/slimit.sim

@@ -98,7 +98,7 @@ run general/parser/slimit_query.sim
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 sql connect

tests/script/general/parser/slimit1.sim

@@ -57,7 +57,7 @@ run general/parser/slimit1_query.sim
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 sql connect

tests/script/general/parser/slimit_alter_tags.sim

@@ -170,7 +170,7 @@ endi
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 2000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 sql connect

tests/script/general/parser/tbnameIn.sim

@@ -68,7 +68,7 @@ run general/parser/tbnameIn_query.sim
 
 print ================== restart server to commit data into disk
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 2000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 print ================== server restart completed
 

tests/script/general/stable/disk.sim

@@ -58,7 +58,7 @@ endi
 
 sleep 1000
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode1 -s start
 sleep 6000
 

tests/script/general/stable/dnode3.sim

@@ -214,10 +214,3 @@ if $rows != 0 then
 endi
 
 system sh/exec.sh -n dnode1 -s stop  -x SIGINT
-system sh/exec.sh -n dnode2 -s stop  -x SIGINT
-system sh/exec.sh -n dnode3 -s stop  -x SIGINT
-system sh/exec.sh -n dnode4 -s stop  -x SIGINT
-system sh/exec.sh -n dnode5 -s stop  -x SIGINT
-system sh/exec.sh -n dnode6 -s stop  -x SIGINT
-system sh/exec.sh -n dnode7 -s stop  -x SIGINT
-system sh/exec.sh -n dnode8 -s stop  -x SIGINT
\ No newline at end of file

tests/script/general/tag/commit.sim

@@ -824,7 +824,7 @@ endi
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
 sleep 5000
 system sh/exec.sh -n dnode1 -s start
-sleep 3000
+sleep 5000
 
 print =============== step1
 $i = 0

tests/script/unique/arbitrator/dn3_mn1_full_createTableFail.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode2 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode3 -c numOfMnodes -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 2
+system sh/cfg.sh -n dnode2 -c walLevel -v 2
+system sh/cfg.sh -n dnode3 -c walLevel -v 2
+system sh/cfg.sh -n dnode4 -c walLevel -v 2
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode5 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3/dnode4 and add into cluster , then create database with replica 3, and create table to max tables
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+sql create dnode $hostname3
+sql create dnode $hostname4
+sleep 3000
+
+$totalTableNum = 16
+$sleepTimer = 3000
+
+$db = db
+sql create database $db replica 3
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+$rowNum = 10
+$tblNum = $totalTableNum
+$totalRows = 0
+$tsStart = 1420041600000
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) 
+    $x = $x + 10
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+
+print ============== step3: create one table, should return error for not more vnode
+sql_error create table tbm using $stb tags( 10000 )
+
+
+
+
+
+
+
+

tests/script/unique/arbitrator/dn3_mn1_full_dropDnodeFail.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode2 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode3 -c numOfMnodes -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 2
+system sh/cfg.sh -n dnode2 -c walLevel -v 2
+system sh/cfg.sh -n dnode3 -c walLevel -v 2
+system sh/cfg.sh -n dnode4 -c walLevel -v 2
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode5 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3/dnode4 and add into cluster , then create database with replica 3, and create table to max tables
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+sql create dnode $hostname3
+sql create dnode $hostname4
+sleep 3000
+
+$totalTableNum = 16
+$sleepTimer = 3000
+
+$db = db
+sql create database $db replica 3
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+$rowNum = 10
+$tblNum = $totalTableNum
+$totalRows = 0
+$tsStart = 1420041600000
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) 
+    $x = $x + 10
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+
+print ============== step3: drop dnode4, should return error for not more dnode
+sql_error drop dnode $hostname4
+
+
+
+
+
+
+
+

tests/script/unique/arbitrator/dn3_mn1_multiCreateDropTable.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode2 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode3 -c numOfMnodes -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 2
+system sh/cfg.sh -n dnode2 -c walLevel -v 2
+system sh/cfg.sh -n dnode3 -c walLevel -v 2
+system sh/cfg.sh -n dnode4 -c walLevel -v 2
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode5 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3/dnode4 and add into cluster , then create database with replica 3, and create table, insert data
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+sql create dnode $hostname3
+sql create dnode $hostname4
+sleep 3000
+
+$totalTableNum = 10
+$sleepTimer = 3000
+
+$db = db
+sql create database $db replica 3 maxTables $totalTableNum
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+$rowNum = 10
+$tblNum = $totalTableNum
+$totalRows = 0
+$tsStart = 1420041600000
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) 
+    $x = $x + 10
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step3: drop the middle table 5
+sql drop table tb5
+$totalRows = $totalRows - 10
+sleep 6000
+
+print ============== step4: insert data into other tables
+$tsStart = 1420041610000
+$i = 0
+$tblNum = 5
+while $i < $tblNum
+  $tb = tb . $i
+  #sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) 
+    $x = $x + 10
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+$i = 6
+$tblNum = 10
+while $i < $tblNum
+  $tb = tb . $i
+  #sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) 
+    $x = $x + 10
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+
+print ============== step5: create the middle table 5 and insert data
+sql create table tb5 using $stb tags( 5 )
+sleep 3000
+
+$tsStart = 1420041620000
+$i = 5
+$tblNum = 6
+while $i < $tblNum
+  $tb = tb . $i
+  #sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) 
+    $x = $x + 10
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+sql select count(*) from tb5
+print data00 $data00
+if $data00 != 10 then
+	return -1
+endi
+
+print ============== step6: drop the first table 0
+sql drop table tb0
+$totalRows = $totalRows - 20
+sleep 6000
+
+print ============== step7: insert data into other tables
+$tsStart = 1420041630000
+$i = 1
+$tblNum = 10
+while $i < $tblNum
+  $tb = tb . $i
+  #sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) 
+    $x = $x + 10
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+sql select count(*) from tb5
+print data00 $data00
+if $data00 != 20 then
+	return -1
+endi
+
+print ============== step8: create the first table 0 and insert data
+sql create table tb0 using $stb tags( 0 )
+sleep 3000
+
+$tsStart = 1420041640000
+$i = 0
+$tblNum = 10
+while $i < $tblNum
+  $tb = tb . $i
+  #sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) 
+    $x = $x + 10
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+sql select count(*) from tb0
+print data00 $data00
+if $data00 != 10 then
+	return -1
+endi
+
+print ============== step9: drop the last table 9
+sql drop table tb9
+$totalRows = $totalRows - 40
+sleep 6000
+
+print ============== step10: insert data into other tables
+$tsStart = 1420041650000
+$i = 0
+$tblNum = 9
+while $i < $tblNum
+  $tb = tb . $i
+  #sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) 
+    $x = $x + 10
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+
+print ============== step11: create the last table 9 and insert data
+sql create table tb9 using $stb tags( 9 )
+sleep 3000
+
+$tsStart = 1420041660000
+$i = 0
+$tblNum = 10
+while $i < $tblNum
+  $tb = tb . $i
+  #sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) 
+    $x = $x + 10
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+sql select count(*) from tb9
+print data00 $data00
+if $data00 != 10 then
+	return -1
+endi

tests/script/unique/arbitrator/dn3_mn1_nw_disable_timeout_autoDropDnode.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+system sh/deploy.sh -n dnode5 -i 5
+
+system sh/cfg.sh -n dnode1 -c numOfMPeers -v 1
+system sh/cfg.sh -n dnode2 -c numOfMPeers -v 1
+system sh/cfg.sh -n dnode3 -c numOfMPeers -v 1
+system sh/cfg.sh -n dnode4 -c numOfMPeers -v 1
+system sh/cfg.sh -n dnode5 -c numOfMPeers -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 1 
+system sh/cfg.sh -n dnode2 -c walLevel -v 1
+system sh/cfg.sh -n dnode3 -c walLevel -v 1
+system sh/cfg.sh -n dnode4 -c walLevel -v 1
+system sh/cfg.sh -n dnode5 -c walLevel -v 1
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode5 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode5 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode5 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode4 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode5 -c arbitrator -v $arbitrator
+
+system sh/cfg.sh -n dnode1 -c offlineThreshold -v 10
+system sh/cfg.sh -n dnode2 -c offlineThreshold -v 10
+system sh/cfg.sh -n dnode3 -c offlineThreshold -v 10
+system sh/cfg.sh -n dnode4 -c offlineThreshold -v 10
+system sh/cfg.sh -n dnode5 -c offlineThreshold -v 10
+
+system sh/cfg.sh -n dnode1 -c enableCoreFile -v 1
+system sh/cfg.sh -n dnode2 -c enableCoreFile -v 1
+system sh/cfg.sh -n dnode3 -c enableCoreFile -v 1
+system sh/cfg.sh -n dnode4 -c enableCoreFile -v 1
+system sh/cfg.sh -n dnode5 -c enableCoreFile -v 1
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3 and add into cluster, then create database, create table , and insert data
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+sql create dnode $hostname3
+sql create dnode $hostname4
+sleep 3000
+
+$rowNum = 10
+$tblNum = 16
+$totalRows = 0
+$tsStart = 1420041600000
+
+$db = db
+sql create database $db replica 2 
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) 
+    $x = $x + 10
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+print       info: select count(*) from $stb
+sleep 1000
+sql reset query cache
+sleep 1000
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+sql show dnodes
+if $rows != 4 then
+  return -1
+endi
+
+print ============== step3: stop dnode4, after timerout dnode4 will be auto-dropped. 
+### The script using down port to stop the network is invalid, so temp it stops the service instead
+system sh/exec.sh -n dnode4 -s stop
+#system sh/port.sh -p 7400 -s down
+sleep 12000
+
+wait_dnode4_dropped:
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode4_dropped
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode2Status != ready then
+  sleep 2000
+  goto wait_dnode4_dropped
+endi
+if $dnode3Status != ready then
+  sleep 2000
+  goto wait_dnode4_dropped
+endi
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step4: restart dnode4, but there no dnode4 in cluster 
+system sh/exec.sh -n dnode4 -s start
+sql show dnodes
+if $rows != 3 then
+  return -1
+endi
+

tests/script/unique/arbitrator/dn3_mn1_replica_change_dropDnod.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode2 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode3 -c numOfMnodes -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 2
+system sh/cfg.sh -n dnode2 -c walLevel -v 2
+system sh/cfg.sh -n dnode3 -c walLevel -v 2
+system sh/cfg.sh -n dnode4 -c walLevel -v 2
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode5 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3/dnode4 and add into cluster , then create database with replica 2, and create table, insert data
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+sql create dnode $hostname3
+sql create dnode $hostname4
+sleep 3000
+
+$totalTableNum = 10000
+$sleepTimer = 10000
+
+$db = db
+sql create database $db replica 2 maxTables $totalTableNum
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+$rowNum = 100
+$tblNum = $totalTableNum
+$totalRows = 0
+$tsStart = 1420041600000
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) ( $ts + 10a , $x ) ( $ts + 11a , $x ) ( $ts + 12a , $x ) ( $ts + 13a , $x ) ( $ts + 14a , $x ) ( $ts + 15a , $x ) ( $ts + 16a , $x ) ( $ts + 17a , $x ) ( $ts + 18a , $x ) ( $ts + 19a , $x ) ( $ts + 20a , $x ) ( $ts + 21a , $x ) ( $ts + 22a , $x ) ( $ts + 23a , $x ) ( $ts + 24a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 35a , $x ) ( $ts + 36a , $x ) ( $ts + 37a , $x ) ( $ts + 38a , $x ) ( $ts + 39a , $x ) ( $ts + 40a , $x ) ( $ts + 41a , $x ) ( $ts + 42a , $x ) ( $ts + 43a , $x ) ( $ts + 44a , $x ) ( $ts + 45a , $x ) ( $ts + 46a , $x ) ( $ts + 47a , $x ) ( $ts + 48a , $x ) ( $ts + 49a , $x ) ( $ts + 50a , $x ) ( $ts + 51a , $x ) ( $ts + 52a , $x ) ( $ts + 53a , $x ) ( $ts + 54a , $x ) ( $ts + 55a , $x ) ( $ts + 56a , $x ) ( $ts + 57a , $x ) ( $ts + 58a , $x ) ( $ts + 59a , $x ) 
+    $x = $x + 60
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+sleep 1000
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step3: drop dnode4, then check rows
+#system sh/exec.sh -n dnode4 -s stop -x SIGINT
+sql drop dnode $hostname4
+sleep $sleepTimer
+
+wait_dnode4_dropped:
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode4_dropped
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+#print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode2Status != ready then
+  sleep 2000
+  goto wait_dnode4_dropped
+endi
+if $dnode3Status != ready then
+  sleep 2000
+  goto wait_dnode4_dropped
+endi
+
+sql reset query cache
+sql select count(*) from $stb
+sleep 1000
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print      drop dnode $hostname3, return error: not drop dnode for repica is 2, need 2 dnodes.
+sql_error drop dnode $hostname3

tests/script/unique/arbitrator/dn3_mn1_stopDnode_timeout.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+system sh/deploy.sh -n dnode5 -i 5
+
+system sh/cfg.sh -n dnode1 -c numOfMPeers -v 1
+system sh/cfg.sh -n dnode2 -c numOfMPeers -v 1
+system sh/cfg.sh -n dnode3 -c numOfMPeers -v 1
+system sh/cfg.sh -n dnode4 -c numOfMPeers -v 1
+system sh/cfg.sh -n dnode5 -c numOfMPeers -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 1 
+system sh/cfg.sh -n dnode2 -c walLevel -v 1
+system sh/cfg.sh -n dnode3 -c walLevel -v 1
+system sh/cfg.sh -n dnode4 -c walLevel -v 1
+system sh/cfg.sh -n dnode5 -c walLevel -v 1
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode5 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode5 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode5 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode4 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode5 -c arbitrator -v $arbitrator
+
+system sh/cfg.sh -n dnode1 -c offlineThreshold -v 10
+system sh/cfg.sh -n dnode2 -c offlineThreshold -v 10
+system sh/cfg.sh -n dnode3 -c offlineThreshold -v 10
+system sh/cfg.sh -n dnode4 -c offlineThreshold -v 10
+system sh/cfg.sh -n dnode5 -c offlineThreshold -v 10
+
+system sh/cfg.sh -n dnode1 -c enableCoreFile -v 1
+system sh/cfg.sh -n dnode2 -c enableCoreFile -v 1
+system sh/cfg.sh -n dnode3 -c enableCoreFile -v 1
+system sh/cfg.sh -n dnode4 -c enableCoreFile -v 1
+system sh/cfg.sh -n dnode5 -c enableCoreFile -v 1
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3 and add into cluster, then create database, create table , and insert data
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+sql create dnode $hostname3
+sql create dnode $hostname4
+sleep 3000
+
+$rowNum = 10
+$tblNum = 16
+$totalRows = 0
+$tsStart = 1420041600000
+
+$db = db
+sql create database $db replica 2 
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) 
+    $x = $x + 10
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+print       info: select count(*) from $stb
+sleep 1000
+sql reset query cache
+sleep 1000
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+sql show dnodes
+if $rows != 4 then
+  return -1
+endi
+
+print ============== step3: stop dnode4, after timerout dnode4 will be auto-dropped. 
+system sh/exec.sh -n dnode4 -s stop
+sleep 12000
+
+wait_dnode4_dropped:
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode4_dropped
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode2Status != ready then
+  sleep 2000
+  goto wait_dnode4_dropped
+endi
+if $dnode3Status != ready then
+  sleep 2000
+  goto wait_dnode4_dropped
+endi
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step4: restart dnode4, but there are not dnode4 in cluster 
+system sh/exec.sh -n dnode4 -s start
+sleep 3000
+sql show dnodes
+if $rows != 3 then
+  return -1
+endi
+
+print ============== step5: recreate dnode4 into cluster, result should fail
+sql create dnode $hostname4
+sleep 12000
+sql show dnodes
+if $rows != 3 then
+  return -1
+endi
+
+print ============== step5: remove dnode4 director, then recreate dnode4 into cluster, result should success
+system sh/exec.sh -n dnode4 -s stop
+system rm -rf ../../../sim/dnode4
+
+system sh/deploy.sh -n dnode4 -i 4
+system sh/cfg.sh -n dnode4 -c numOfMPeers -v 1
+system sh/cfg.sh -n dnode4 -c walLevel -v 1
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode4 -c offlineThreshold -v 10
+system sh/cfg.sh -n dnode4 -c enableCoreFile -v 1
+
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname4
+sleep 6000
+
+wait_dnode4_ready:
+sql show dnodes
+if $rows != 4 then
+  sleep 2000
+  goto wait_dnode4_ready
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_6 
+#$dnode5Status = $data4_5
+
+if $dnode2Status != ready then
+  sleep 2000
+  goto wait_dnode4_ready
+endi
+if $dnode3Status != ready then
+  sleep 2000
+  goto wait_dnode4_ready
+endi
+if $dnode4Status != ready then
+  sleep 2000
+  goto wait_dnode4_ready
+endi

tests/script/unique/arbitrator/dn3_mn1_vnode_corruptFile_offline.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode2 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode3 -c numOfMnodes -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 2
+system sh/cfg.sh -n dnode2 -c walLevel -v 2
+system sh/cfg.sh -n dnode3 -c walLevel -v 2
+system sh/cfg.sh -n dnode4 -c walLevel -v 2
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode5 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3 and add into cluster , then create database with replica 2, and create table, insert data
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+#system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+sql create dnode $hostname3
+#sql create dnode $hostname4
+sleep 3000
+
+$totalTableNum = 100
+$sleepTimer = 3000
+
+$db = db
+sql create database $db replica 3 maxTables $totalTableNum
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+$rowNum = 100
+$tblNum = $totalTableNum
+$totalRows = 0
+$tsStart = 1420041600000
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) ( $ts + 10a , $x ) ( $ts + 11a , $x ) ( $ts + 12a , $x ) ( $ts + 13a , $x ) ( $ts + 14a , $x ) ( $ts + 15a , $x ) ( $ts + 16a , $x ) ( $ts + 17a , $x ) ( $ts + 18a , $x ) ( $ts + 19a , $x ) ( $ts + 20a , $x ) ( $ts + 21a , $x ) ( $ts + 22a , $x ) ( $ts + 23a , $x ) ( $ts + 24a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 35a , $x ) ( $ts + 36a , $x ) ( $ts + 37a , $x ) ( $ts + 38a , $x ) ( $ts + 39a , $x ) ( $ts + 40a , $x ) ( $ts + 41a , $x ) ( $ts + 42a , $x ) ( $ts + 43a , $x ) ( $ts + 44a , $x ) ( $ts + 45a , $x ) ( $ts + 46a , $x ) ( $ts + 47a , $x ) ( $ts + 48a , $x ) ( $ts + 49a , $x ) ( $ts + 50a , $x ) ( $ts + 51a , $x ) ( $ts + 52a , $x ) ( $ts + 53a , $x ) ( $ts + 54a , $x ) ( $ts + 55a , $x ) ( $ts + 56a , $x ) ( $ts + 57a , $x ) ( $ts + 58a , $x ) ( $ts + 59a , $x ) 
+    $x = $x + 60
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+sleep 1000
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step3: stop dnode3, then corrupt vnode data file in dnode3
+system sh/exec.sh -n dnode3 -s stop -x SIGINT
+sleep $sleepTimer
+wait_dnode3_offline_0:
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode3_offline_0
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+#print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode3Status != offline then
+  sleep 2000
+  goto wait_dnode3_offline_0
+endi
+
+wait_dnode3_vgroup_offline:
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode3_vgroup_offline
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode3Vtatus = $data4_2
+$dnode2Vtatus = $data7_2
+
+if $dnode3Vtatus != offline then
+  sleep 2000
+  goto wait_dnode3_vgroup_offline
+endi
+if $dnode2Vtatus != master then
+  sleep 2000
+  goto wait_dnode3_vgroup_offline
+endi
+
+# del the second row
+system sed '2d' ../../../sim/dnode3/data/vnode/vnode2/tsdb/data/v1849.data
+sleep 1000
+
+print ============== step4: restart dnode3, and run query 
+system sh/exec.sh -n dnode3 -s start
+sleep $sleepTimer
+wait_dnode3_reready:
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode3_reready
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+#print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode3Status != ready then
+  sleep 2000
+  goto wait_dnode4_reready
+endi
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step5: stop dnode2, and check if dnode3 sync success
+system sh/exec.sh -n dnode2 -s stop -x SIGINT
+sleep $sleepTimer
+wait_dnode2_offline_0:
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode2_offline_0
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+#print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode2Status != offline then
+  sleep 2000
+  goto wait_dnode2_offline_0
+endi
+
+wait_dnode3_vgroup_master:
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode3_vgroup_master
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode2Vtatus = $data4_2
+$dnode3Vtatus = $data7_2
+
+if $dnode2Vtatus != offline then
+  sleep 2000
+  goto wait_dnode3_vgroup_master
+endi
+if $dnode3Vtatus != master then
+  sleep 2000
+  goto wait_dnode3_vgroup_master
+endi

tests/script/unique/arbitrator/dn3_mn1_vnode_corruptFile_online.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode2 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode3 -c numOfMnodes -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 2
+system sh/cfg.sh -n dnode2 -c walLevel -v 2
+system sh/cfg.sh -n dnode3 -c walLevel -v 2
+system sh/cfg.sh -n dnode4 -c walLevel -v 2
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode5 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3 and add into cluster , then create database with replica 2, and create table, insert data
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+#system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+sql create dnode $hostname3
+#sql create dnode $hostname4
+sleep 3000
+
+$totalTableNum = 100
+$sleepTimer = 3000
+
+$db = db
+sql create database $db replica 3 maxTables $totalTableNum
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+$rowNum = 100
+$tblNum = $totalTableNum
+$totalRows = 0
+$tsStart = 1420041600000
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) ( $ts + 10a , $x ) ( $ts + 11a , $x ) ( $ts + 12a , $x ) ( $ts + 13a , $x ) ( $ts + 14a , $x ) ( $ts + 15a , $x ) ( $ts + 16a , $x ) ( $ts + 17a , $x ) ( $ts + 18a , $x ) ( $ts + 19a , $x ) ( $ts + 20a , $x ) ( $ts + 21a , $x ) ( $ts + 22a , $x ) ( $ts + 23a , $x ) ( $ts + 24a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 35a , $x ) ( $ts + 36a , $x ) ( $ts + 37a , $x ) ( $ts + 38a , $x ) ( $ts + 39a , $x ) ( $ts + 40a , $x ) ( $ts + 41a , $x ) ( $ts + 42a , $x ) ( $ts + 43a , $x ) ( $ts + 44a , $x ) ( $ts + 45a , $x ) ( $ts + 46a , $x ) ( $ts + 47a , $x ) ( $ts + 48a , $x ) ( $ts + 49a , $x ) ( $ts + 50a , $x ) ( $ts + 51a , $x ) ( $ts + 52a , $x ) ( $ts + 53a , $x ) ( $ts + 54a , $x ) ( $ts + 55a , $x ) ( $ts + 56a , $x ) ( $ts + 57a , $x ) ( $ts + 58a , $x ) ( $ts + 59a , $x ) 
+    $x = $x + 60
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+sleep 1000
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step3: corrupt vnode data file in dnode3, not stop dnode3
+# del the second row
+system sed '2d' ../../../sim/dnode3/data/vnode/vnode2/tsdb/data/v1849.data
+sleep 1000
+
+print ============== step4: run query 
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step5: stop dnode2, and check if dnode3 sync success
+system sh/exec.sh -n dnode2 -s stop -x SIGINT
+sleep $sleepTimer
+wait_dnode2_offline_0:
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode2_offline_0
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+#print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode2Status != offline then
+  sleep 2000
+  goto wait_dnode2_offline_0
+endi
+
+wait_dnode3_vgroup_master:
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode3_vgroup_master
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode2Vtatus = $data4_2
+$dnode3Vtatus = $data7_2
+
+if $dnode2Vtatus != offline then
+  sleep 2000
+  goto wait_dnode3_vgroup_master
+endi
+if $dnode3Vtatus != master then
+  sleep 2000
+  goto wait_dnode3_vgroup_master
+endi

tests/script/unique/arbitrator/dn3_mn1_vnode_delDir.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode2 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode3 -c numOfMnodes -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 2
+system sh/cfg.sh -n dnode2 -c walLevel -v 2
+system sh/cfg.sh -n dnode3 -c walLevel -v 2
+system sh/cfg.sh -n dnode4 -c walLevel -v 2
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode5 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3/dnode4 and add into cluster , then create database with replica 2, and create table, insert data
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+sql create dnode $hostname3
+sql create dnode $hostname4
+sleep 3000
+
+$totalTableNum = 100
+$sleepTimer = 3000
+
+$db = db
+sql create database $db replica 3 maxTables $totalTableNum
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+$rowNum = 100
+$tblNum = $totalTableNum
+$totalRows = 0
+$tsStart = 1420041600000
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) ( $ts + 10a , $x ) ( $ts + 11a , $x ) ( $ts + 12a , $x ) ( $ts + 13a , $x ) ( $ts + 14a , $x ) ( $ts + 15a , $x ) ( $ts + 16a , $x ) ( $ts + 17a , $x ) ( $ts + 18a , $x ) ( $ts + 19a , $x ) ( $ts + 20a , $x ) ( $ts + 21a , $x ) ( $ts + 22a , $x ) ( $ts + 23a , $x ) ( $ts + 24a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 35a , $x ) ( $ts + 36a , $x ) ( $ts + 37a , $x ) ( $ts + 38a , $x ) ( $ts + 39a , $x ) ( $ts + 40a , $x ) ( $ts + 41a , $x ) ( $ts + 42a , $x ) ( $ts + 43a , $x ) ( $ts + 44a , $x ) ( $ts + 45a , $x ) ( $ts + 46a , $x ) ( $ts + 47a , $x ) ( $ts + 48a , $x ) ( $ts + 49a , $x ) ( $ts + 50a , $x ) ( $ts + 51a , $x ) ( $ts + 52a , $x ) ( $ts + 53a , $x ) ( $ts + 54a , $x ) ( $ts + 55a , $x ) ( $ts + 56a , $x ) ( $ts + 57a , $x ) ( $ts + 58a , $x ) ( $ts + 59a , $x ) 
+    $x = $x + 60
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+sleep 1000
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step3: stop dnode4, and remove its vnodeX subdirector 
+system sh/exec.sh -n dnode4 -s stop -x SIGINT
+sleep $sleepTimer
+wait_dnode4_offline_0:
+sql show dnodes
+if $rows != 4 then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+#print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode4Status != offline then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+
+wait_dnode4_vgroup_offline:
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode4Vtatus = $data4_2
+$dnode3Vtatus = $data7_2
+
+if $dnode4Vtatus != offline then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+if $dnode3Vtatus != master then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+
+
+system rm -rf ../../../sim/dnode4/data/vnode/*
+sleep 1000
+
+print ============== step4: restart dnode4, waiting sync end 
+system sh/exec.sh -n dnode4 -s start
+sleep $sleepTimer
+wait_dnode4_reready:
+sql show dnodes
+if $rows != 4 then
+  sleep 2000
+  goto wait_dnode4_reready
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+#print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode4Status != ready then
+  sleep 2000
+  goto wait_dnode4_reready
+endi
+
+wait_dnode4_vgroup_slave:
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode4_vgroup_slave
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode4Vtatus = $data4_2
+$dnode3Vtatus = $data7_2
+
+print dnode4Vtatus: $dnode4Vtatus
+print dnode3Vtatus: $dnode3Vtatus 
+if $dnode4Vtatus != slave then
+  sleep 2000
+  goto wait_dnode4_vgroup_slave
+endi
+if $dnode3Vtatus != master then
+  sleep 2000
+  goto wait_dnode4_vgroup_slave
+endi
+
+print ============== step5: stop dnode3/dnode2, and check rows
+system sh/exec.sh -n dnode2 -s stop
+system sh/exec.sh -n dnode3 -s stop
+sleep $sleepTimer
+
+wait_dnode23_offline:
+sql show dnodes
+if $rows != 4 then
+  sleep 2000
+  goto wait_dnode23_offline
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode2Status != offline then
+  sleep 2000
+  goto wait_dnode23_offline
+endi
+if $dnode3Status != offline then
+  sleep 2000
+  goto wait_dnode23_offline
+endi
+if $dnode4Status != ready then
+  sleep 2000
+  goto wait_dnode23_offline
+endi
+
+wait_dnode4_vgroup_master:
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode4_vgroup_master
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode4Vtatus = $data4_2
+$dnode3Vtatus = $data7_2
+
+print dnode4Vtatus: $dnode4Vtatus
+print dnode3Vtatus: $dnode3Vtatus 
+if $dnode4Vtatus != master then
+  sleep 2000
+  goto wait_dnode4_vgroup_master
+endi
+if $dnode3Vtatus != offline then
+  sleep 2000
+  goto wait_dnode4_vgroup_master
+endi
+
+# check using select
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+sql insert into $tb values ( now , 20000 ) ( now + 1a, 20001 ) ( now + 2a, 20002 )
+$totalRows = $totalRows + 3
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+

tests/script/unique/arbitrator/offline_replica2_alterTable_online.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode2 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode3 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode4 -c numOfMnodes -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 2
+system sh/cfg.sh -n dnode2 -c walLevel -v 2
+system sh/cfg.sh -n dnode3 -c walLevel -v 2
+system sh/cfg.sh -n dnode4 -c walLevel -v 2
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode4 -c arbitrator -v $arbitrator
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3/dnode4 and add into cluster , then create database with replica 3, and create table, insert data
+system sh/exec.sh -n dnode2 -s start
+#system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+#sql create dnode $hostname3
+sql create dnode $hostname4
+sleep 3000
+
+$totalTableNum = 100
+$sleepTimer = 3000
+
+$db = db
+print create database $db replica 3 maxTables $totalTableNum
+sql create database $db replica 3 maxTables $totalTableNum
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+$rowNum = 500
+$tblNum = $totalTableNum
+$totalRows = 0
+$tsStart = 1420041600000
+$tsEnd = 0
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) ( $ts + 10a , $x ) ( $ts + 11a , $x ) ( $ts + 12a , $x ) ( $ts + 13a , $x ) ( $ts + 14a , $x ) ( $ts + 15a , $x ) ( $ts + 16a , $x ) ( $ts + 17a , $x ) ( $ts + 18a , $x ) ( $ts + 19a , $x ) ( $ts + 20a , $x ) ( $ts + 21a , $x ) ( $ts + 22a , $x ) ( $ts + 23a , $x ) ( $ts + 24a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 35a , $x ) ( $ts + 36a , $x ) ( $ts + 37a , $x ) ( $ts + 38a , $x ) ( $ts + 39a , $x ) ( $ts + 40a , $x ) ( $ts + 41a , $x ) ( $ts + 42a , $x ) ( $ts + 43a , $x ) ( $ts + 44a , $x ) ( $ts + 45a , $x ) ( $ts + 46a , $x ) ( $ts + 47a , $x ) ( $ts + 48a , $x ) ( $ts + 49a , $x ) ( $ts + 50a , $x ) ( $ts + 51a , $x ) ( $ts + 52a , $x ) ( $ts + 53a , $x ) ( $ts + 54a , $x ) ( $ts + 55a , $x ) ( $ts + 56a , $x ) ( $ts + 57a , $x ) ( $ts + 58a , $x ) ( $ts + 59a , $x ) 
+    $x = $x + 60
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+$tsEnd = $tsStart + $totalRows / $tblNum
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step3: stop dnode4 
+system sh/exec.sh -n dnode4 -s stop -x SIGINT
+sleep $sleepTimer
+wait_dnode4_offline_0:
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+#print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode4Status != offline then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+
+wait_dnode4_vgroup_offline:
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode4Vtatus = $data4_2
+$dnode3Vtatus = $data7_2
+
+if $dnode4Vtatus != offline then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+if $dnode3Vtatus != master then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+
+print ============== step4: alter table and insert more data rows
+sql alter table $stb drop column c1
+sql alter table $stb add column f1 double
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql inset into $tb values (now, 10001) (now + 1s, 10002) (now + 2s, 10003) (now + 3s, 10004)
+  $i = $i + 1
+endw 
+$addRows = 4 * $tblNum
+$totalRows = $totalRows + $addRows
+
+print ============== step5: restart dnode4, waiting dnode4 synced
+system sh/exec.sh -n dnode4 -s start
+
+wait_dnode4_ready:
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode4_ready
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+#$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode4Status != ready then
+  sleep 2000
+  goto wait_dnode4_ready
+endi
+
+print ============== step6: check result
+
+sql reset query cache
+
+$cnt = 0
+wait_table_dropped:
+$cnt = $cnt + 1
+if $cnt == 20 then
+  return -1
+endi
+sql select count(*) from $stb
+if $data00 != $totalRows then
+  print data00: $data00 totalRows: $totalRows
+	sleep 2000
+	goto wait_table_dropped
+endi
+
+
+
+

tests/script/unique/arbitrator/offline_replica2_createTable_online.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode2 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode3 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode4 -c numOfMnodes -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 2
+system sh/cfg.sh -n dnode2 -c walLevel -v 2
+system sh/cfg.sh -n dnode3 -c walLevel -v 2
+system sh/cfg.sh -n dnode4 -c walLevel -v 2
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode4 -c arbitrator -v $arbitrator
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3/dnode4 and add into cluster , then create database with replica 3, and create table, insert data
+system sh/exec.sh -n dnode2 -s start
+#system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+#sql create dnode $hostname3
+sql create dnode $hostname4
+sleep 3000
+
+$totalTableNum = 100
+$sleepTimer = 3000
+
+$db = db
+print create database $db replica 3 maxTables $totalTableNum
+sql create database $db replica 3 maxTables $totalTableNum
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+$rowNum = 500
+$tblNum = $totalTableNum
+$totalRows = 0
+$tsStart = 1420041600000
+$tsEnd = 0
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) ( $ts + 10a , $x ) ( $ts + 11a , $x ) ( $ts + 12a , $x ) ( $ts + 13a , $x ) ( $ts + 14a , $x ) ( $ts + 15a , $x ) ( $ts + 16a , $x ) ( $ts + 17a , $x ) ( $ts + 18a , $x ) ( $ts + 19a , $x ) ( $ts + 20a , $x ) ( $ts + 21a , $x ) ( $ts + 22a , $x ) ( $ts + 23a , $x ) ( $ts + 24a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 35a , $x ) ( $ts + 36a , $x ) ( $ts + 37a , $x ) ( $ts + 38a , $x ) ( $ts + 39a , $x ) ( $ts + 40a , $x ) ( $ts + 41a , $x ) ( $ts + 42a , $x ) ( $ts + 43a , $x ) ( $ts + 44a , $x ) ( $ts + 45a , $x ) ( $ts + 46a , $x ) ( $ts + 47a , $x ) ( $ts + 48a , $x ) ( $ts + 49a , $x ) ( $ts + 50a , $x ) ( $ts + 51a , $x ) ( $ts + 52a , $x ) ( $ts + 53a , $x ) ( $ts + 54a , $x ) ( $ts + 55a , $x ) ( $ts + 56a , $x ) ( $ts + 57a , $x ) ( $ts + 58a , $x ) ( $ts + 59a , $x ) 
+    $x = $x + 60
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+$tsEnd = $tsStart + $totalRows / $tblNum
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step3: stop dnode4 
+system sh/exec.sh -n dnode4 -s stop -x SIGINT
+sleep $sleepTimer
+wait_dnode4_offline_0:
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+#print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode4Status != offline then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+
+wait_dnode4_vgroup_offline:
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode4Vtatus = $data4_2
+$dnode3Vtatus = $data7_2
+
+if $dnode4Vtatus != offline then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+if $dnode3Vtatus != master then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+
+print ============== step4: create more tables and insert data rows
+$tsStart = $tsEnd + 1000
+$i = $tblNum
+$tblNum = $tblNum * 2
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+  
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) ( $ts + 10a , $x ) ( $ts + 11a , $x ) ( $ts + 12a , $x ) ( $ts + 13a , $x ) ( $ts + 14a , $x ) ( $ts + 15a , $x ) ( $ts + 16a , $x ) ( $ts + 17a , $x ) ( $ts + 18a , $x ) ( $ts + 19a , $x ) ( $ts + 20a , $x ) ( $ts + 21a , $x ) ( $ts + 22a , $x ) ( $ts + 23a , $x ) ( $ts + 24a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 35a , $x ) ( $ts + 36a , $x ) ( $ts + 37a , $x ) ( $ts + 38a , $x ) ( $ts + 39a , $x ) ( $ts + 40a , $x ) ( $ts + 41a , $x ) ( $ts + 42a , $x ) ( $ts + 43a , $x ) ( $ts + 44a , $x ) ( $ts + 45a , $x ) ( $ts + 46a , $x ) ( $ts + 47a , $x ) ( $ts + 48a , $x ) ( $ts + 49a , $x ) ( $ts + 50a , $x ) ( $ts + 51a , $x ) ( $ts + 52a , $x ) ( $ts + 53a , $x ) ( $ts + 54a , $x ) ( $ts + 55a , $x ) ( $ts + 56a , $x ) ( $ts + 57a , $x ) ( $ts + 58a , $x ) ( $ts + 59a , $x ) 
+    $x = $x + 60
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step5: restart dnode4, waiting dnode4 synced
+system sh/exec.sh -n dnode4 -s start
+
+wait_dnode4_ready:
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode4_ready
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+#$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode4Status != ready then
+  sleep 2000
+  goto wait_dnode4_ready
+endi
+
+print ============== step6: check result
+
+sql reset query cache
+
+$cnt = 0
+wait_table_altered:
+$cnt = $cnt + 1
+if $cnt == 20 then
+  return -1
+endi
+sql select count(*) from $stb
+if $data00 != $totalRows then
+  print data00: $data00
+	sleep 2000
+	goto wait_table_altered
+endi
+
+
+
+

tests/script/unique/arbitrator/offline_replica2_dropDb_online.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode2 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode3 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode4 -c numOfMnodes -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 2
+system sh/cfg.sh -n dnode2 -c walLevel -v 2
+system sh/cfg.sh -n dnode3 -c walLevel -v 2
+system sh/cfg.sh -n dnode4 -c walLevel -v 2
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode4 -c arbitrator -v $arbitrator
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3/dnode4 and add into cluster , then create database with replica 2, and create table, insert data
+system sh/exec.sh -n dnode2 -s start
+#system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+#sql create dnode $hostname3
+sql create dnode $hostname4
+sleep 3000
+
+$totalTableNum = 100
+$sleepTimer = 3000
+
+$db = db
+print create database $db replica 2 maxTables $totalTableNum
+sql create database $db replica 2 maxTables $totalTableNum
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+$rowNum = 500
+$tblNum = $totalTableNum
+$totalRows = 0
+$tsStart = 1420041600000
+$tsEnd = 0
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) ( $ts + 10a , $x ) ( $ts + 11a , $x ) ( $ts + 12a , $x ) ( $ts + 13a , $x ) ( $ts + 14a , $x ) ( $ts + 15a , $x ) ( $ts + 16a , $x ) ( $ts + 17a , $x ) ( $ts + 18a , $x ) ( $ts + 19a , $x ) ( $ts + 20a , $x ) ( $ts + 21a , $x ) ( $ts + 22a , $x ) ( $ts + 23a , $x ) ( $ts + 24a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 35a , $x ) ( $ts + 36a , $x ) ( $ts + 37a , $x ) ( $ts + 38a , $x ) ( $ts + 39a , $x ) ( $ts + 40a , $x ) ( $ts + 41a , $x ) ( $ts + 42a , $x ) ( $ts + 43a , $x ) ( $ts + 44a , $x ) ( $ts + 45a , $x ) ( $ts + 46a , $x ) ( $ts + 47a , $x ) ( $ts + 48a , $x ) ( $ts + 49a , $x ) ( $ts + 50a , $x ) ( $ts + 51a , $x ) ( $ts + 52a , $x ) ( $ts + 53a , $x ) ( $ts + 54a , $x ) ( $ts + 55a , $x ) ( $ts + 56a , $x ) ( $ts + 57a , $x ) ( $ts + 58a , $x ) ( $ts + 59a , $x ) 
+    $x = $x + 60
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+$tsEnd = $tsStart + $totalRows / $tblNum
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step3: stop dnode4 
+system sh/exec.sh -n dnode4 -s stop -x SIGINT
+sleep $sleepTimer
+wait_dnode4_offline_0:
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+#print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode4Status != offline then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+
+wait_dnode4_vgroup_offline:
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode4Vtatus = $data4_2
+$dnode3Vtatus = $data7_2
+
+if $dnode4Vtatus != offline then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+if $dnode3Vtatus != master then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+
+print ============== step4: drop db
+sql drop database $db
+
+print ============== step5: restart dnode4 
+system sh/exec.sh -n dnode4 -s start
+
+print ============== step6: check result
+sql reset query cache
+$cnt = 0
+wait_database_dropped:
+$cnt = $cnt + 1
+if $cnt == 20 then
+  return -1
+endi
+sql show databases
+if $rows != 0 then
+	sleep 2000
+	goto wait_database_dropped
+endi
+
+
+
+

tests/script/unique/arbitrator/offline_replica2_dropTable_online.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode2 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode3 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode4 -c numOfMnodes -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 2
+system sh/cfg.sh -n dnode2 -c walLevel -v 2
+system sh/cfg.sh -n dnode3 -c walLevel -v 2
+system sh/cfg.sh -n dnode4 -c walLevel -v 2
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode4 -c arbitrator -v $arbitrator
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3/dnode4 and add into cluster , then create database with replica 3, and create table, insert data
+system sh/exec.sh -n dnode2 -s start
+#system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+#sql create dnode $hostname3
+sql create dnode $hostname4
+sleep 3000
+
+$totalTableNum = 100
+$sleepTimer = 3000
+
+$db = db
+print create database $db replica 3 maxTables $totalTableNum
+sql create database $db replica 3 maxTables $totalTableNum
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+$rowNum = 500
+$tblNum = $totalTableNum
+$totalRows = 0
+$tsStart = 1420041600000
+$tsEnd = 0
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) ( $ts + 10a , $x ) ( $ts + 11a , $x ) ( $ts + 12a , $x ) ( $ts + 13a , $x ) ( $ts + 14a , $x ) ( $ts + 15a , $x ) ( $ts + 16a , $x ) ( $ts + 17a , $x ) ( $ts + 18a , $x ) ( $ts + 19a , $x ) ( $ts + 20a , $x ) ( $ts + 21a , $x ) ( $ts + 22a , $x ) ( $ts + 23a , $x ) ( $ts + 24a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 35a , $x ) ( $ts + 36a , $x ) ( $ts + 37a , $x ) ( $ts + 38a , $x ) ( $ts + 39a , $x ) ( $ts + 40a , $x ) ( $ts + 41a , $x ) ( $ts + 42a , $x ) ( $ts + 43a , $x ) ( $ts + 44a , $x ) ( $ts + 45a , $x ) ( $ts + 46a , $x ) ( $ts + 47a , $x ) ( $ts + 48a , $x ) ( $ts + 49a , $x ) ( $ts + 50a , $x ) ( $ts + 51a , $x ) ( $ts + 52a , $x ) ( $ts + 53a , $x ) ( $ts + 54a , $x ) ( $ts + 55a , $x ) ( $ts + 56a , $x ) ( $ts + 57a , $x ) ( $ts + 58a , $x ) ( $ts + 59a , $x ) 
+    $x = $x + 60
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+$tsEnd = $tsStart + $totalRows / $tblNum
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step3: stop dnode4 
+system sh/exec.sh -n dnode4 -s stop -x SIGINT
+sleep $sleepTimer
+wait_dnode4_offline_0:
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+#print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode4Status != offline then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+
+wait_dnode4_vgroup_offline:
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode4Vtatus = $data4_2
+$dnode3Vtatus = $data7_2
+
+if $dnode4Vtatus != offline then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+if $dnode3Vtatus != master then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+
+print ============== step4: drop some tables
+$i = 1
+$dropTblNum = 21
+
+while $i < $dropTblNum
+  $tb = tb . $i
+  sql drop table if exists $tb
+  $i = $i + 1
+endw 
+$tblNum = $tblNum - 20
+
+print ============== step5: restart dnode4, waiting dnode4 synced
+system sh/exec.sh -n dnode4 -s start
+
+wait_dnode4_ready:
+sql show dnodes
+if $rows != 3 then
+  sleep 2000
+  goto wait_dnode4_ready
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+#$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode4Status != ready then
+  sleep 2000
+  goto wait_dnode4_ready
+endi
+
+print ============== step6: check result
+
+sql reset query cache
+
+$cnt = 0
+wait_table_dropped:
+$cnt = $cnt + 1
+if $cnt == 20 then
+  return -1
+endi
+sql select count(tbname) from $stb
+if $data00 != $tblNum then
+  print data00: $data00 tblNum: $tblNum
+	sleep 2000
+	goto wait_table_dropped
+endi
+
+
+
+

tests/script/unique/arbitrator/offline_replica3_alterTable_online.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode2 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode3 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode4 -c numOfMnodes -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 2
+system sh/cfg.sh -n dnode2 -c walLevel -v 2
+system sh/cfg.sh -n dnode3 -c walLevel -v 2
+system sh/cfg.sh -n dnode4 -c walLevel -v 2
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode4 -c arbitrator -v $arbitrator
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3/dnode4 and add into cluster , then create database with replica 3, and create table, insert data
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+sql create dnode $hostname3
+sql create dnode $hostname4
+sleep 3000
+
+$totalTableNum = 100
+$sleepTimer = 3000
+
+$db = db
+print create database $db replica 3 maxTables $totalTableNum
+sql create database $db replica 3 maxTables $totalTableNum
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+$rowNum = 500
+$tblNum = $totalTableNum
+$totalRows = 0
+$tsStart = 1420041600000
+$tsEnd = 0
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) ( $ts + 10a , $x ) ( $ts + 11a , $x ) ( $ts + 12a , $x ) ( $ts + 13a , $x ) ( $ts + 14a , $x ) ( $ts + 15a , $x ) ( $ts + 16a , $x ) ( $ts + 17a , $x ) ( $ts + 18a , $x ) ( $ts + 19a , $x ) ( $ts + 20a , $x ) ( $ts + 21a , $x ) ( $ts + 22a , $x ) ( $ts + 23a , $x ) ( $ts + 24a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 35a , $x ) ( $ts + 36a , $x ) ( $ts + 37a , $x ) ( $ts + 38a , $x ) ( $ts + 39a , $x ) ( $ts + 40a , $x ) ( $ts + 41a , $x ) ( $ts + 42a , $x ) ( $ts + 43a , $x ) ( $ts + 44a , $x ) ( $ts + 45a , $x ) ( $ts + 46a , $x ) ( $ts + 47a , $x ) ( $ts + 48a , $x ) ( $ts + 49a , $x ) ( $ts + 50a , $x ) ( $ts + 51a , $x ) ( $ts + 52a , $x ) ( $ts + 53a , $x ) ( $ts + 54a , $x ) ( $ts + 55a , $x ) ( $ts + 56a , $x ) ( $ts + 57a , $x ) ( $ts + 58a , $x ) ( $ts + 59a , $x ) 
+    $x = $x + 60
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+$tsEnd = $tsStart + $totalRows / $tblNum
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step3: stop dnode4 
+system sh/exec.sh -n dnode4 -s stop -x SIGINT
+sleep $sleepTimer
+wait_dnode4_offline_0:
+sql show dnodes
+if $rows != 4 then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+#print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode4Status != offline then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+
+wait_dnode4_vgroup_offline:
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode4Vtatus = $data4_2
+$dnode3Vtatus = $data7_2
+
+if $dnode4Vtatus != offline then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+if $dnode3Vtatus != master then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+
+print ============== step4: alter table and insert more data rows
+sql alter table $stb drop column c1
+sql alter table $stb add column f1 double
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql inset into $tb values (now, 10001) (now + 1s, 10002) (now + 2s, 10003) (now + 3s, 10004)
+  $i = $i + 1
+endw 
+$addRows = 4 * $tblNum
+$totalRows = $totalRows + $addRows
+
+print ============== step5: restart dnode4, waiting dnode4 synced
+system sh/exec.sh -n dnode4 -s start
+
+wait_dnode4_ready:
+sql show dnodes
+if $rows != 4 then
+  sleep 2000
+  goto wait_dnode4_ready
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+#$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode4Status != ready then
+  sleep 2000
+  goto wait_dnode4_ready
+endi
+
+print ============== step6: check result
+
+sql reset query cache
+
+$cnt = 0
+wait_table_dropped:
+$cnt = $cnt + 1
+if $cnt == 20 then
+  return -1
+endi
+sql select count(*) from $stb
+if $data00 != $totalRows then
+  print data00: $data00 totalRows: $totalRows
+	sleep 2000
+	goto wait_table_dropped
+endi
+
+
+
+

tests/script/unique/arbitrator/offline_replica3_createTable_online.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode2 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode3 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode4 -c numOfMnodes -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 2
+system sh/cfg.sh -n dnode2 -c walLevel -v 2
+system sh/cfg.sh -n dnode3 -c walLevel -v 2
+system sh/cfg.sh -n dnode4 -c walLevel -v 2
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode4 -c arbitrator -v $arbitrator
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3/dnode4 and add into cluster , then create database with replica 3, and create table, insert data
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+sql create dnode $hostname3
+sql create dnode $hostname4
+sleep 3000
+
+$totalTableNum = 100
+$sleepTimer = 3000
+
+$db = db
+print create database $db replica 3 maxTables $totalTableNum
+sql create database $db replica 3 maxTables $totalTableNum
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+$rowNum = 500
+$tblNum = $totalTableNum
+$totalRows = 0
+$tsStart = 1420041600000
+$tsEnd = 0
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) ( $ts + 10a , $x ) ( $ts + 11a , $x ) ( $ts + 12a , $x ) ( $ts + 13a , $x ) ( $ts + 14a , $x ) ( $ts + 15a , $x ) ( $ts + 16a , $x ) ( $ts + 17a , $x ) ( $ts + 18a , $x ) ( $ts + 19a , $x ) ( $ts + 20a , $x ) ( $ts + 21a , $x ) ( $ts + 22a , $x ) ( $ts + 23a , $x ) ( $ts + 24a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 35a , $x ) ( $ts + 36a , $x ) ( $ts + 37a , $x ) ( $ts + 38a , $x ) ( $ts + 39a , $x ) ( $ts + 40a , $x ) ( $ts + 41a , $x ) ( $ts + 42a , $x ) ( $ts + 43a , $x ) ( $ts + 44a , $x ) ( $ts + 45a , $x ) ( $ts + 46a , $x ) ( $ts + 47a , $x ) ( $ts + 48a , $x ) ( $ts + 49a , $x ) ( $ts + 50a , $x ) ( $ts + 51a , $x ) ( $ts + 52a , $x ) ( $ts + 53a , $x ) ( $ts + 54a , $x ) ( $ts + 55a , $x ) ( $ts + 56a , $x ) ( $ts + 57a , $x ) ( $ts + 58a , $x ) ( $ts + 59a , $x ) 
+    $x = $x + 60
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+$tsEnd = $tsStart + $totalRows / $tblNum
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step3: stop dnode4 
+system sh/exec.sh -n dnode4 -s stop -x SIGINT
+sleep $sleepTimer
+wait_dnode4_offline_0:
+sql show dnodes
+if $rows != 4 then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+#print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode4Status != offline then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+
+wait_dnode4_vgroup_offline:
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode4Vtatus = $data4_2
+$dnode3Vtatus = $data7_2
+
+if $dnode4Vtatus != offline then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+if $dnode3Vtatus != master then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+
+print ============== step4: create more tables and insert data rows
+$tsStart = $tsEnd + 1000
+$i = $tblNum
+$tblNum = $tblNum * 2
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+  
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) ( $ts + 10a , $x ) ( $ts + 11a , $x ) ( $ts + 12a , $x ) ( $ts + 13a , $x ) ( $ts + 14a , $x ) ( $ts + 15a , $x ) ( $ts + 16a , $x ) ( $ts + 17a , $x ) ( $ts + 18a , $x ) ( $ts + 19a , $x ) ( $ts + 20a , $x ) ( $ts + 21a , $x ) ( $ts + 22a , $x ) ( $ts + 23a , $x ) ( $ts + 24a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 35a , $x ) ( $ts + 36a , $x ) ( $ts + 37a , $x ) ( $ts + 38a , $x ) ( $ts + 39a , $x ) ( $ts + 40a , $x ) ( $ts + 41a , $x ) ( $ts + 42a , $x ) ( $ts + 43a , $x ) ( $ts + 44a , $x ) ( $ts + 45a , $x ) ( $ts + 46a , $x ) ( $ts + 47a , $x ) ( $ts + 48a , $x ) ( $ts + 49a , $x ) ( $ts + 50a , $x ) ( $ts + 51a , $x ) ( $ts + 52a , $x ) ( $ts + 53a , $x ) ( $ts + 54a , $x ) ( $ts + 55a , $x ) ( $ts + 56a , $x ) ( $ts + 57a , $x ) ( $ts + 58a , $x ) ( $ts + 59a , $x ) 
+    $x = $x + 60
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step5: restart dnode4, waiting dnode4 synced
+system sh/exec.sh -n dnode4 -s start
+
+wait_dnode4_ready:
+sql show dnodes
+if $rows != 4 then
+  sleep 2000
+  goto wait_dnode4_ready
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+#$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode4Status != ready then
+  sleep 2000
+  goto wait_dnode4_ready
+endi
+
+print ============== step6: check result
+
+sql reset query cache
+
+$cnt = 0
+wait_table_altered:
+$cnt = $cnt + 1
+if $cnt == 20 then
+  return -1
+endi
+sql select count(*) from $stb
+if $data00 != $totalRows then
+  print data00: $data00
+	sleep 2000
+	goto wait_table_altered
+endi
+
+
+
+

tests/script/unique/arbitrator/offline_replica3_dropDb_online.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode2 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode3 -c numOfMnodes -v 1
+system sh/cfg.sh -n dnode4 -c numOfMnodes -v 1
+
+system sh/cfg.sh -n dnode1 -c walLevel -v 2
+system sh/cfg.sh -n dnode2 -c walLevel -v 2
+system sh/cfg.sh -n dnode3 -c walLevel -v 2
+system sh/cfg.sh -n dnode4 -c walLevel -v 2
+
+system sh/cfg.sh -n dnode1 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode2 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode3 -c balanceInterval -v 10
+system sh/cfg.sh -n dnode4 -c balanceInterval -v 10
+
+system sh/cfg.sh -n dnode1 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode2 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode3 -c numOfTotalVnodes -v 4
+system sh/cfg.sh -n dnode4 -c numOfTotalVnodes -v 4
+
+system sh/cfg.sh -n dnode1 -c alternativeRole -v 1
+system sh/cfg.sh -n dnode2 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode3 -c alternativeRole -v 2
+system sh/cfg.sh -n dnode4 -c alternativeRole -v 2
+
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode2 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode3 -c maxtablesPerVnode -v 4
+system sh/cfg.sh -n dnode4 -c maxtablesPerVnode -v 4
+
+system sh/cfg.sh -n dnode1 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode2 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode3 -c arbitrator -v $arbitrator
+system sh/cfg.sh -n dnode4 -c arbitrator -v $arbitrator
+
+print ============== step0: start tarbitrator
+system sh/exec_tarbitrator.sh -s start
+
+print ============== step1: start dnode1, only deploy mnode
+system sh/exec.sh -n dnode1 -s start
+sleep 3000
+sql connect
+
+print ============== step2: start dnode2/dnode3/dnode4 and add into cluster , then create database with replica 3, and create table, insert data
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+sql create dnode $hostname2
+sql create dnode $hostname3
+sql create dnode $hostname4
+sleep 3000
+
+$totalTableNum = 100
+$sleepTimer = 3000
+
+$db = db
+print create database $db replica 3 maxTables $totalTableNum
+sql create database $db replica 3 maxTables $totalTableNum
+sql use $db
+
+# create table , insert data
+$stb = stb
+sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+$rowNum = 500
+$tblNum = $totalTableNum
+$totalRows = 0
+$tsStart = 1420041600000
+$tsEnd = 0
+
+$i = 0
+while $i < $tblNum
+  $tb = tb . $i
+  sql create table $tb using $stb tags( $i )
+ 
+  $x = 0
+  while $x < $rowNum
+    $ts = $tsStart + $x
+    sql insert into $tb values ( $ts + 0a , $x ) ( $ts + 1a , $x ) ( $ts + 2a , $x ) ( $ts + 3a , $x ) ( $ts + 4a , $x ) ( $ts + 5a , $x ) ( $ts + 6a , $x ) ( $ts + 7a , $x ) ( $ts + 8a , $x ) ( $ts + 9a , $x ) ( $ts + 10a , $x ) ( $ts + 11a , $x ) ( $ts + 12a , $x ) ( $ts + 13a , $x ) ( $ts + 14a , $x ) ( $ts + 15a , $x ) ( $ts + 16a , $x ) ( $ts + 17a , $x ) ( $ts + 18a , $x ) ( $ts + 19a , $x ) ( $ts + 20a , $x ) ( $ts + 21a , $x ) ( $ts + 22a , $x ) ( $ts + 23a , $x ) ( $ts + 24a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 25a , $x ) ( $ts + 26a , $x ) ( $ts + 27a , $x ) ( $ts + 28a , $x ) ( $ts + 29a , $x ) ( $ts + 30a , $x ) ( $ts + 31a , $x ) ( $ts + 32a , $x ) ( $ts + 33a , $x ) ( $ts + 34a , $x ) ( $ts + 35a , $x ) ( $ts + 36a , $x ) ( $ts + 37a , $x ) ( $ts + 38a , $x ) ( $ts + 39a , $x ) ( $ts + 40a , $x ) ( $ts + 41a , $x ) ( $ts + 42a , $x ) ( $ts + 43a , $x ) ( $ts + 44a , $x ) ( $ts + 45a , $x ) ( $ts + 46a , $x ) ( $ts + 47a , $x ) ( $ts + 48a , $x ) ( $ts + 49a , $x ) ( $ts + 50a , $x ) ( $ts + 51a , $x ) ( $ts + 52a , $x ) ( $ts + 53a , $x ) ( $ts + 54a , $x ) ( $ts + 55a , $x ) ( $ts + 56a , $x ) ( $ts + 57a , $x ) ( $ts + 58a , $x ) ( $ts + 59a , $x ) 
+    $x = $x + 60
+  endw 
+  $totalRows = $totalRows + $x
+  print       info: inserted $x rows into $tb and totalRows: $totalRows
+  $i = $i + 1
+endw 
+$tsEnd = $tsStart + $totalRows / $tblNum
+
+sql select count(*) from $stb
+print data00 $data00
+if $data00 != $totalRows then
+	return -1
+endi
+
+print ============== step3: stop dnode4 
+system sh/exec.sh -n dnode4 -s stop -x SIGINT
+sleep $sleepTimer
+wait_dnode4_offline_0:
+sql show dnodes
+if $rows != 4 then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3
+#print $data0_4  $data1_4  $data2_4  $data3_4  $data4_4
+#print $data0_5  $data1_5  $data2_5  $data3_5  $data4_5
+#print $data0_6  $data1_6  $data2_6  $data3_6  $data4_6
+#$dnode1Status = $data4_1  
+$dnode2Status = $data4_2
+$dnode3Status = $data4_3  
+$dnode4Status = $data4_4 
+#$dnode5Status = $data4_5
+
+if $dnode4Status != offline then
+  sleep 2000
+  goto wait_dnode4_offline_0
+endi
+
+wait_dnode4_vgroup_offline:
+sql show vgroups
+if $rows != 1 then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+print show vgroups:
+print $data0_1  $data1_1  $data2_1  $data3_1  $data4_1  $data5_1  $data6_1  $data7_1  $data8_1  $data9_1
+print $data0_2  $data1_2  $data2_2  $data3_2  $data4_2  $data5_2  $data6_2  $data7_2  $data8_2  $data9_2
+print $data0_3  $data1_3  $data2_3  $data3_3  $data4_3  $data5_3  $data6_3  $data7_3  $data8_3  $data9_3
+$dnode4Vtatus = $data4_2
+$dnode3Vtatus = $data7_2
+
+if $dnode4Vtatus != offline then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+if $dnode3Vtatus != master then
+  sleep 2000
+  goto wait_dnode4_vgroup_offline
+endi
+
+print ============== step4: drop db
+sql drop database $db
+
+print ============== step5: restart dnode4 
+system sh/exec.sh -n dnode4 -s start
+
+print ============== step6: check result
+sql reset query cache
+$cnt = 0
+wait_database_dropped:
+$cnt = $cnt + 1
+if $cnt == 20 then
+  return -1
+endi
+sql show databases
+if $rows != 0 then
+	sleep 2000
+	goto wait_database_dropped
+endi
+
+
+
+

tests/script/unique/arbitrator/sync_replica_alterTable_background_add.sim

+sql connect
+
+$db = db
+$stb = stb
+print =============== sync_replica_alterTable_background_add.sim step0: alter table and insert data
+$totalTableNum = 100
+
+sql use $db
+
+#sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+print alter table $stb add column f1 float
+sql alter table $stb add column f1 float
+
+$tblNum = $totalTableNum
+$alterTblNum = 51
+
+$i = 1
+while $i < $alterTblNum
+  $tb = tb . $i
+  sql insert into $tb values (now, 10001, 10001) (now + 1s, 10002, 10002) (now + 2s, 10003, 10003) (now + 3s, 10004, 10004)
+  $i = $i + 1
+endw 
+
+
+

tests/script/unique/arbitrator/sync_replica_alterTable_background_drop.sim

+sql connect
+
+$db = db
+$stb = stb
+print =============== sync_replica_alterTable_background_drop.sim step0: alter table and insert data
+$totalTableNum = 100
+
+sql use $db
+
+#sql create table $stb (ts timestamp, c1 int) tags(t1 int)
+sql alter table $stb drop column c1
+sql alter table $stb add column f1 double
+
+$tblNum = $totalTableNum
+$alterTblNum = 51
+
+$i = 1
+while $i < $alterTblNum
+  $tb = tb . $i
+  sql insert into $tb values (now, 10001) (now + 1s, 10002) (now + 2s, 10003) (now + 3s, 10004)
+  $i = $i + 1
+endw 
+
+
+

tests/script/unique/big/balance.sim

@@ -171,6 +171,7 @@ if $data2_3 != 2 then
 endi
 
 system sh/exec.sh -n dnode2 -s stop -x SIGINT
+sleep 5000
 
 sql reset query cache
 sleep 1000
@@ -227,6 +228,7 @@ if $data2_3 != null then
 endi
 
 system sh/exec.sh -n dnode3 -s stop -x SIGINT
+sleep 5000
 
 sql reset query cache
 sleep 1000

tests/script/unique/cluster/balance1.sim

@@ -163,7 +163,7 @@ print dnode4 ==> $dnode4Role
 print ============================== step5
 print ========= add dnode2
 system sh/exec.sh -n dnode2 -s stop -x SIGINT
-sleep 3000
+sleep 5000
 system sh/exec.sh -n dnode3 -s start
 sql create dnode $hostname3
 sleep 9000

tests/script/unique/cluster/balance3.sim

@@ -381,6 +381,7 @@ if $dnode7Vnodes != 3 then
 endi
 
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
+sleep 5000
 
 print ============================== step11
 print ========= add db4
@@ -429,6 +430,7 @@ if $dnode7Vnodes != 4 then
 endi
 
 system sh/exec.sh -n dnode1 -s stop  -x SIGINT
+sleep 5000
 
 print ============================== step13
 sql reset query cache

tests/script/unique/db/commit.sim

@@ -50,7 +50,7 @@ print ======== step2 stop dnode
 system sh/exec.sh -n dnode2 -s stop -x SIGINT
 sleep 5000
 system sh/exec.sh -n dnode2 -s start
-sleep 3000
+sleep 5000
 
 sql select * from tb order by ts desc
 print ===> rows $rows
@@ -101,7 +101,7 @@ print ======== step5 stop dnode
 system sh/exec.sh -n dnode2 -s stop -x SIGINT
 sleep 5000
 system sh/exec.sh -n dnode2 -s start
-sleep 3000
+sleep 5000
 
 sql select * from tb
 print ===> rows $rows