diff --git a/include/common/tmsgcb.h b/include/common/tmsgcb.h
index fb30ef324caf54900fc4e31a13f521453a7d789e..7d5cabccb357fab44422d60f69dd36fe205a3853 100644
--- a/include/common/tmsgcb.h
+++ b/include/common/tmsgcb.h
@@ -45,7 +45,7 @@ typedef void (*SendRspFp)(const SRpcMsg* pRsp);
 typedef void (*SendRedirectRspFp)(const SRpcMsg* pRsp, const SEpSet* pNewEpSet);
 typedef void (*RegisterBrokenLinkArgFp)(SMgmtWrapper* pWrapper, SRpcMsg* pMsg);
 typedef void (*ReleaseHandleFp)(SMgmtWrapper* pWrapper, void* handle, int8_t type);
-typedef void (*ReportStartup)(SMgmtWrapper* pWrapper, const char* name, const char* desc);
+typedef void (*ReportStartup)(const char* name, const char* desc);
 
 typedef struct {
   SMgmtWrapper*           pWrapper;
diff --git a/include/dnode/mgmt/dnode.h b/include/dnode/mgmt/dnode.h
index 10ae1e32ed07766218b4c5ab8f0cc8abf40f3a84..fe1692c50fc181c969b3dcea0dd751868666468d 100644
--- a/include/dnode/mgmt/dnode.h
+++ b/include/dnode/mgmt/dnode.h
@@ -40,6 +40,11 @@ void dmCleanup();
  */
 int32_t dmRun();
 
+/**
+ * @brief Stop dnode.
+ */
+void dmStop();
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/source/common/src/tmsgcb.c b/source/common/src/tmsgcb.c
index cbe5268e9f9c1b6b17575a5bdd3f0f4f50b5e81b..43e0b87beb39dcd38871f04bee87d3e1af2863be 100644
--- a/source/common/src/tmsgcb.c
+++ b/source/common/src/tmsgcb.c
@@ -71,9 +71,5 @@ void tmsgReleaseHandle(void* handle, int8_t type) {
 
 void tmsgReportStartup(const char* name, const char* desc) {
   ReportStartup fp = tsDefaultMsgCb.reportStartupFp;
-  if (fp != NULL && tsDefaultMsgCb.pWrapper != NULL) {
-    (*fp)(tsDefaultMsgCb.pWrapper, name, desc);
-  } else {
-    terrno = TSDB_CODE_INVALID_PTR;
-  }
+  (*fp)(name, desc);
 }
\ No newline at end of file
diff --git a/source/dnode/mgmt/exe/dmMain.c b/source/dnode/mgmt/exe/dmMain.c
index 5dc896d0485236be76a9cf45ffb22a5961ada69d..6a03ff1bba5d01f201baeb3d824cbb9384f2825b 100644
--- a/source/dnode/mgmt/exe/dmMain.c
+++ b/source/dnode/mgmt/exe/dmMain.c
@@ -36,16 +36,10 @@ static struct {
   char         apolloUrl[PATH_MAX];
   const char **envCmd;
   SArray      *pArgs;  // SConfigPair
-  SDnode      *pDnode;
   EDndNodeType ntype;
 } global = {0};
 
-static void dmStopDnode(int signum, void *info, void *ctx) {
-  SDnode *pDnode = atomic_val_compare_exchange_ptr(&global.pDnode, 0, global.pDnode);
-  if (pDnode != NULL) {
-    dmSetEvent(pDnode, DND_EVENT_STOP);
-  }
-}
+static void dmStopDnode(int signum, void *info, void *ctx) { dmStop(); }
 
 static void dmSetSignalHandle() {
   taosSetSignal(SIGTERM, dmStopDnode);
@@ -69,8 +63,8 @@ static void dmSetSignalHandle() {
 static int32_t dmParseArgs(int32_t argc, char const *argv[]) {
   int32_t cmdEnvIndex = 0;
   if (argc < 2) return 0;
-  global.envCmd = taosMemoryMalloc((argc-1)*sizeof(char*));
-  memset(global.envCmd, 0, (argc-1)*sizeof(char*));
+  global.envCmd = taosMemoryMalloc((argc - 1) * sizeof(char *));
+  memset(global.envCmd, 0, (argc - 1) * sizeof(char *));
   for (int32_t i = 1; i < argc; ++i) {
     if (strcmp(argv[i], "-c") == 0) {
       if (i < argc - 1) {
@@ -102,7 +96,8 @@ static int32_t dmParseArgs(int32_t argc, char const *argv[]) {
     } else if (strcmp(argv[i], "-e") == 0) {
       global.envCmd[cmdEnvIndex] = argv[++i];
       cmdEnvIndex++;
-    } else if (strcmp(argv[i], "-h") == 0 || strcmp(argv[i], "--help") == 0 || strcmp(argv[i], "--usage") == 0 || strcmp(argv[i], "-?")) {
+    } else if (strcmp(argv[i], "-h") == 0 || strcmp(argv[i], "--help") == 0 || strcmp(argv[i], "--usage") == 0 ||
+               strcmp(argv[i], "-?")) {
       global.printHelp = true;
     } else {
     }
@@ -144,23 +139,6 @@ static void dmDumpCfg() {
   cfgDumpCfg(pCfg, 0, true);
 }
 
-static SDnodeOpt dmGetOpt() {
-  SConfig  *pCfg = taosGetCfg();
-  SDnodeOpt option = {0};
-
-  option.numOfSupportVnodes = cfgGetItem(pCfg, "supportVnodes")->i32;
-  tstrncpy(option.dataDir, tsDataDir, sizeof(option.dataDir));
-  tstrncpy(option.firstEp, tsFirst, sizeof(option.firstEp));
-  tstrncpy(option.secondEp, tsSecond, sizeof(option.firstEp));
-  option.serverPort = tsServerPort;
-  tstrncpy(option.localFqdn, tsLocalFqdn, sizeof(option.localFqdn));
-  snprintf(option.localEp, sizeof(option.localEp), "%s:%u", option.localFqdn, option.serverPort);
-  option.disks = tsDiskCfg;
-  option.numOfDisks = tsDiskCfgNum;
-  option.ntype = global.ntype;
-  return option;
-}
-
 static int32_t dmInitLog() {
   char logName[12] = {0};
   snprintf(logName, sizeof(logName), "%slog", dmNodeLogName(global.ntype));
@@ -175,34 +153,6 @@ static void dmSetProcInfo(int32_t argc, char **argv) {
   }
 }
 
-static int32_t dmRunDnode() {
-  if (dmInit() != 0) {
-    dError("failed to init environment since %s", terrstr());
-    return -1;
-  }
-
-  SDnodeOpt option = dmGetOpt();
-  SDnode   *pDnode = dmCreate(&option);
-  if (pDnode == NULL) {
-    dError("failed to to create dnode since %s", terrstr());
-    return -1;
-  } else {
-    global.pDnode = pDnode;
-    dmSetSignalHandle();
-  }
-
-  dInfo("start to run dnode");
-  int32_t code = dmRun(pDnode);
-  dInfo("shutting down the service");
-
-  global.pDnode = NULL;
-  dmClose(pDnode);
-  dmCleanup();
-  taosCloseLog();
-  taosCleanupCfg();
-  return code;
-}
-
 static void taosCleanupArgs() {
   if (global.envCmd != NULL) taosMemoryFree(global.envCmd);
 }
@@ -259,5 +209,17 @@ int main(int argc, char const *argv[]) {
 
   dmSetProcInfo(argc, (char **)argv);
   taosCleanupArgs();
-  return dmRunDnode();
+
+  if (dmInit(global.ntype) != 0) {
+    dError("failed to init dnode since %s", terrstr());
+    return -1;
+  }
+
+  dInfo("start to run dnode");
+  dmSetSignalHandle();
+  int32_t code = dmRun();
+  dInfo("shutting down the service");
+
+  dmCleanup();
+  return code;
 }
diff --git a/source/dnode/mgmt/mgmt_bnode/inc/bmInt.h b/source/dnode/mgmt/mgmt_bnode/inc/bmInt.h
index 847df28f78a45b8019b9c26c1a98665762ad6f6e..e7738ff43d7c38df3e6112ce7859014cdcd8e4f7 100644
--- a/source/dnode/mgmt/mgmt_bnode/inc/bmInt.h
+++ b/source/dnode/mgmt/mgmt_bnode/inc/bmInt.h
@@ -25,11 +25,11 @@ extern "C" {
 #endif
 
 typedef struct SBnodeMgmt {
+  SDnodeData   *pData;
   SBnode       *pBnode;
   SMsgCb        msgCb;
   const char   *path;
   const char   *name;
-  int32_t       dnodeId;
   SMultiWorker  writeWorker;
   SSingleWorker monitorWorker;
 } SBnodeMgmt;
diff --git a/source/dnode/mgmt/mgmt_bnode/src/bmHandle.c b/source/dnode/mgmt/mgmt_bnode/src/bmHandle.c
index 407d698faae7a9f233478bb0b1c5f15d2b37fa43..5cee69fa94e17706e63175a8164b651641ac0548 100644
--- a/source/dnode/mgmt/mgmt_bnode/src/bmHandle.c
+++ b/source/dnode/mgmt/mgmt_bnode/src/bmHandle.c
@@ -76,7 +76,7 @@ int32_t bmProcessDropReq(SBnodeMgmt *pMgmt, SRpcMsg *pMsg) {
     return -1;
   }
 
-  if (pMgmt->dnodeId != 0 && dropReq.dnodeId != pMgmt->dnodeId) {
+  if (pMgmt->pData->dnodeId != 0 && dropReq.dnodeId != pMgmt->pData->dnodeId) {
     terrno = TSDB_CODE_INVALID_OPTION;
     dError("failed to drop bnode since %s", terrstr());
     return -1;
diff --git a/source/dnode/mgmt/mgmt_bnode/src/bmInt.c b/source/dnode/mgmt/mgmt_bnode/src/bmInt.c
index 34408eb61713ec9dab8867ede9b8af9ed4b0517b..1fd3aab1d9a19d61accd810e1276f54fa5b0f57d 100644
--- a/source/dnode/mgmt/mgmt_bnode/src/bmInt.c
+++ b/source/dnode/mgmt/mgmt_bnode/src/bmInt.c
@@ -39,9 +39,9 @@ int32_t bmOpen(SMgmtInputOpt *pInput, SMgmtOutputOpt *pOutput) {
     return -1;
   }
 
+  pMgmt->pData = pInput->pData;
   pMgmt->path = pInput->path;
   pMgmt->name = pInput->name;
-  pMgmt->dnodeId = pInput->pData->dnodeId;
   pMgmt->msgCb = pInput->msgCb;
   pMgmt->msgCb.pMgmt = pMgmt;
 
diff --git a/source/dnode/mgmt/mgmt_dnode/inc/dmInt.h b/source/dnode/mgmt/mgmt_dnode/inc/dmInt.h
index 1dd78c5a409831b268227da0443405139f84694a..f90fd72c6b5a836f9bb38b185cea058eb71ff3bb 100644
--- a/source/dnode/mgmt/mgmt_dnode/inc/dmInt.h
+++ b/source/dnode/mgmt/mgmt_dnode/inc/dmInt.h
@@ -23,7 +23,6 @@ extern "C" {
 #endif
 
 typedef struct SDnodeMgmt {
-  struct SDnode      *pDnode;
   SDnodeData         *pData;
   SMsgCb              msgCb;
   const char         *path;
diff --git a/source/dnode/mgmt/mgmt_dnode/src/dmHandle.c b/source/dnode/mgmt/mgmt_dnode/src/dmHandle.c
index db72e9123b2fb90215ca6012508fe3f10ea6be5c..7afa86a3776e4ebfb29ab151d5842d9ffac1e735 100644
--- a/source/dnode/mgmt/mgmt_dnode/src/dmHandle.c
+++ b/source/dnode/mgmt/mgmt_dnode/src/dmHandle.c
@@ -59,8 +59,8 @@ void dmSendStatusReq(SDnodeMgmt *pMgmt) {
   req.rebootTime = pMgmt->pData->rebootTime;
   req.updateTime = pMgmt->pData->updateTime;
   req.numOfCores = tsNumOfCores;
-  req.numOfSupportVnodes = pMgmt->pData->supportVnodes;
-  tstrncpy(req.dnodeEp, pMgmt->pData->localEp, TSDB_EP_LEN);
+  req.numOfSupportVnodes = tsNumOfSupportVnodes;
+  tstrncpy(req.dnodeEp, tsLocalEp, TSDB_EP_LEN);
 
   req.clusterCfg.statusInterval = tsStatusInterval;
   req.clusterCfg.checkTime = 0;
diff --git a/source/dnode/mgmt/mgmt_dnode/src/dmInt.c b/source/dnode/mgmt/mgmt_dnode/src/dmInt.c
index 5f8e015f1463354bf78b31d1b732f0ba45c2306a..3b343d491642229da7b0e6db63301476853856e6 100644
--- a/source/dnode/mgmt/mgmt_dnode/src/dmInt.c
+++ b/source/dnode/mgmt/mgmt_dnode/src/dmInt.c
@@ -39,7 +39,6 @@ static int32_t dmOpenMgmt(SMgmtInputOpt *pInput, SMgmtOutputOpt *pOutput) {
     return -1;
   }
 
-  pMgmt->pDnode = pInput->pDnode;
   pMgmt->pData = pInput->pData;
   pMgmt->msgCb = pInput->msgCb;
   pMgmt->path = pInput->path;
diff --git a/source/dnode/mgmt/mgmt_dnode/src/dmMonitor.c b/source/dnode/mgmt/mgmt_dnode/src/dmMonitor.c
index 801ec89ac2fbfa79de866e6d32a5a35089427d7a..3547c769377733ac9b60a5e3859f395e469505f0 100644
--- a/source/dnode/mgmt/mgmt_dnode/src/dmMonitor.c
+++ b/source/dnode/mgmt/mgmt_dnode/src/dmMonitor.c
@@ -16,19 +16,18 @@
 #define _DEFAULT_SOURCE
 #include "dmInt.h"
 
-#define dmSendLocalRecv(pMgmt, mtype, func, pInfo)                       \
-  if (!tsMultiProcess) {                                                 \
-    SRpcMsg rsp = {0};                                                   \
-    SRpcMsg req = {.msgType = mtype};                                    \
-    SEpSet  epset = {.inUse = 0, .numOfEps = 1};                         \
-    tstrncpy(epset.eps[0].fqdn, pMgmt->pData->localFqdn, TSDB_FQDN_LEN); \
-    epset.eps[0].port = pMgmt->pData->serverPort;                        \
-                                                                         \
-    rpcSendRecv(pMgmt->msgCb.clientRpc, &epset, &req, &rsp);             \
-    if (rsp.code == 0 && rsp.contLen > 0) {                              \
-      func(rsp.pCont, rsp.contLen, pInfo);                               \
-    }                                                                    \
-    rpcFreeCont(rsp.pCont);                                              \
+#define dmSendLocalRecv(pMgmt, mtype, func, pInfo)           \
+  if (!tsMultiProcess) {                                     \
+    SRpcMsg rsp = {0};                                       \
+    SRpcMsg req = {.msgType = mtype};                        \
+    SEpSet  epset = {.inUse = 0, .numOfEps = 1};             \
+    tstrncpy(epset.eps[0].fqdn, tsLocalFqdn, TSDB_FQDN_LEN); \
+    epset.eps[0].port = tsServerPort;                        \
+    rpcSendRecv(pMgmt->msgCb.clientRpc, &epset, &req, &rsp); \
+    if (rsp.code == 0 && rsp.contLen > 0) {                  \
+      func(rsp.pCont, rsp.contLen, pInfo);                   \
+    }                                                        \
+    rpcFreeCont(rsp.pCont);                                  \
   }
 
 static void dmGetMonitorBasicInfo(SDnodeMgmt *pMgmt, SMonBasicInfo *pInfo) {
@@ -40,10 +39,10 @@ static void dmGetMonitorBasicInfo(SDnodeMgmt *pMgmt, SMonBasicInfo *pInfo) {
 
 static void dmGetMonitorDnodeInfo(SDnodeMgmt *pMgmt, SMonDnodeInfo *pInfo) {
   pInfo->uptime = (taosGetTimestampMs() - pMgmt->pData->rebootTime) / (86400000.0f);
-  pInfo->has_mnode = (*pMgmt->isNodeRequiredFp)(pMgmt->pDnode, MNODE);
-  pInfo->has_qnode = (*pMgmt->isNodeRequiredFp)(pMgmt->pDnode, QNODE);
-  pInfo->has_snode = (*pMgmt->isNodeRequiredFp)(pMgmt->pDnode, SNODE);
-  pInfo->has_bnode = (*pMgmt->isNodeRequiredFp)(pMgmt->pDnode, BNODE);
+  pInfo->has_mnode = (*pMgmt->isNodeRequiredFp)(MNODE);
+  pInfo->has_qnode = (*pMgmt->isNodeRequiredFp)(QNODE);
+  pInfo->has_snode = (*pMgmt->isNodeRequiredFp)(SNODE);
+  pInfo->has_bnode = (*pMgmt->isNodeRequiredFp)(BNODE);
   tstrncpy(pInfo->logdir.name, tsLogDir, sizeof(pInfo->logdir.name));
   pInfo->logdir.size = tsLogSpace.size;
   tstrncpy(pInfo->tempdir.name, tsTempDir, sizeof(pInfo->tempdir.name));
diff --git a/source/dnode/mgmt/mgmt_dnode/src/dmWorker.c b/source/dnode/mgmt/mgmt_dnode/src/dmWorker.c
index 3316c4ebf4a3d770f070970f1ab47212d640fd88..7daf25bb8ad871b62c4ebe09d788356967d6ae4c 100644
--- a/source/dnode/mgmt/mgmt_dnode/src/dmWorker.c
+++ b/source/dnode/mgmt/mgmt_dnode/src/dmWorker.c
@@ -116,28 +116,28 @@ static void dmProcessMgmtQueue(SQueueInfo *pInfo, SRpcMsg *pMsg) {
       code = dmProcessGrantRsp(pMgmt, pMsg);
       break;
     case TDMT_DND_CREATE_MNODE:
-      code = (*pMgmt->processCreateNodeFp)(pMgmt->pDnode, MNODE, pMsg);
+      code = (*pMgmt->processCreateNodeFp)(MNODE, pMsg);
       break;
     case TDMT_DND_DROP_MNODE:
-      code = (*pMgmt->processDropNodeFp)(pMgmt->pDnode, MNODE, pMsg);
+      code = (*pMgmt->processDropNodeFp)(MNODE, pMsg);
       break;
     case TDMT_DND_CREATE_QNODE:
-      code = (*pMgmt->processCreateNodeFp)(pMgmt->pDnode, QNODE, pMsg);
+      code = (*pMgmt->processCreateNodeFp)(QNODE, pMsg);
       break;
     case TDMT_DND_DROP_QNODE:
-      code = (*pMgmt->processDropNodeFp)(pMgmt->pDnode, QNODE, pMsg);
+      code = (*pMgmt->processDropNodeFp)(QNODE, pMsg);
       break;
     case TDMT_DND_CREATE_SNODE:
-      code = (*pMgmt->processCreateNodeFp)(pMgmt->pDnode, SNODE, pMsg);
+      code = (*pMgmt->processCreateNodeFp)(SNODE, pMsg);
       break;
     case TDMT_DND_DROP_SNODE:
-      code = (*pMgmt->processDropNodeFp)(pMgmt->pDnode, SNODE, pMsg);
+      code = (*pMgmt->processDropNodeFp)(SNODE, pMsg);
       break;
     case TDMT_DND_CREATE_BNODE:
-      code = (*pMgmt->processCreateNodeFp)(pMgmt->pDnode, BNODE, pMsg);
+      code = (*pMgmt->processCreateNodeFp)(BNODE, pMsg);
       break;
     case TDMT_DND_DROP_BNODE:
-      code = (*pMgmt->processDropNodeFp)(pMgmt->pDnode, BNODE, pMsg);
+      code = (*pMgmt->processDropNodeFp)(BNODE, pMsg);
       break;
     case TDMT_DND_SERVER_STATUS:
       code = dmProcessServerRunStatus(pMgmt, pMsg);
diff --git a/source/dnode/mgmt/mgmt_mnode/inc/mmInt.h b/source/dnode/mgmt/mgmt_mnode/inc/mmInt.h
index 2a8c12a9098a1ecad0792b10d477f19ad3725d3e..23e1458f61e1723630165128d8e2ecd81c5c6b7a 100644
--- a/source/dnode/mgmt/mgmt_mnode/inc/mmInt.h
+++ b/source/dnode/mgmt/mgmt_mnode/inc/mmInt.h
@@ -24,11 +24,11 @@ extern "C" {
 #endif
 
 typedef struct SMnodeMgmt {
+  SDnodeData   *pData;
   SMnode       *pMnode;
   SMsgCb        msgCb;
   const char   *path;
   const char   *name;
-  int32_t       dnodeId;
   SSingleWorker queryWorker;
   SSingleWorker readWorker;
   SSingleWorker writeWorker;
diff --git a/source/dnode/mgmt/mgmt_mnode/src/mmHandle.c b/source/dnode/mgmt/mgmt_mnode/src/mmHandle.c
index 44a54c27403fd712c98e1966465304360927a6f2..35e382da196052669df560e9f665e0e5b03c5a93 100644
--- a/source/dnode/mgmt/mgmt_mnode/src/mmHandle.c
+++ b/source/dnode/mgmt/mgmt_mnode/src/mmHandle.c
@@ -109,7 +109,7 @@ int32_t mmProcessDropReq(SMnodeMgmt *pMgmt, SRpcMsg *pMsg) {
     return -1;
   }
 
-  if (pMgmt->dnodeId != 0 && dropReq.dnodeId != pMgmt->dnodeId) {
+  if (pMgmt->pData->dnodeId != 0 && dropReq.dnodeId != pMgmt->pData->dnodeId) {
     terrno = TSDB_CODE_INVALID_OPTION;
     dError("failed to drop mnode since %s", terrstr());
     return -1;
@@ -133,9 +133,9 @@ int32_t mmProcessAlterReq(SMnodeMgmt *pMgmt, SRpcMsg *pMsg) {
     return -1;
   }
 
-  if (pMgmt->dnodeId != 0 && alterReq.dnodeId != pMgmt->dnodeId) {
+  if (pMgmt->pData->dnodeId != 0 && alterReq.dnodeId != pMgmt->pData->dnodeId) {
     terrno = TSDB_CODE_INVALID_OPTION;
-    dError("failed to alter mnode since %s, input:%d cur:%d", terrstr(), alterReq.dnodeId, pMgmt->dnodeId);
+    dError("failed to alter mnode since %s, input:%d cur:%d", terrstr(), alterReq.dnodeId, pMgmt->pData->dnodeId);
     return -1;
   } else {
     return mmAlter(pMgmt, &alterReq);
diff --git a/source/dnode/mgmt/mgmt_mnode/src/mmInt.c b/source/dnode/mgmt/mgmt_mnode/src/mmInt.c
index b6f52118923ee2fb8065cb61de2050e9a4a69a63..8445889954859d4b71d6fb5859bc8751ea3c98d1 100644
--- a/source/dnode/mgmt/mgmt_mnode/src/mmInt.c
+++ b/source/dnode/mgmt/mgmt_mnode/src/mmInt.c
@@ -70,7 +70,7 @@ static int32_t mmBuildOptionFromReq(SMnodeMgmt *pMgmt, SMnodeOpt *pOption, SDCre
     pReplica->id = pCreate->replicas[i].id;
     pReplica->port = pCreate->replicas[i].port;
     memcpy(pReplica->fqdn, pCreate->replicas[i].fqdn, TSDB_FQDN_LEN);
-    if (pReplica->id == pMgmt->dnodeId) {
+    if (pReplica->id == pMgmt->pData->dnodeId) {
       pOption->selfIndex = i;
     }
   }
@@ -128,9 +128,9 @@ static int32_t mmOpen(SMgmtInputOpt *pInput, SMgmtOutputOpt *pOutput) {
     return -1;
   }
 
+  pMgmt->pData = pInput->pData;
   pMgmt->path = pInput->path;
   pMgmt->name = pInput->name;
-  pMgmt->dnodeId = pInput->pData->dnodeId;
   pMgmt->msgCb = pInput->msgCb;
   pMgmt->msgCb.queueFps[QUERY_QUEUE] = (PutToQueueFp)mmPutRpcMsgToQueryQueue;
   pMgmt->msgCb.queueFps[READ_QUEUE] = (PutToQueueFp)mmPutRpcMsgToReadQueue;
@@ -148,7 +148,7 @@ static int32_t mmOpen(SMgmtInputOpt *pInput, SMgmtOutputOpt *pOutput) {
   SMnodeOpt option = {0};
   if (!deployed) {
     dInfo("mnode start to deploy");
-    pMgmt->dnodeId = 1;
+    pMgmt->pData->dnodeId = 1;
     mmBuildOptionForDeploy(pMgmt, pInput, &option);
   } else {
     dInfo("mnode start to open");
@@ -178,7 +178,7 @@ static int32_t mmOpen(SMgmtInputOpt *pInput, SMgmtOutputOpt *pOutput) {
     }
   }
 
-  pInput->pData->dnodeId = pMgmt->dnodeId;
+  pInput->pData->dnodeId = pMgmt->pData->dnodeId;
   pOutput->pMgmt = pMgmt;
   return 0;
 }
diff --git a/source/dnode/mgmt/mgmt_qnode/inc/qmInt.h b/source/dnode/mgmt/mgmt_qnode/inc/qmInt.h
index 66950030206300dd77a82fdeb91fa7c5229b5aa6..6221438ebaddfc5184cbdcaace57a70a666b9a74 100644
--- a/source/dnode/mgmt/mgmt_qnode/inc/qmInt.h
+++ b/source/dnode/mgmt/mgmt_qnode/inc/qmInt.h
@@ -25,11 +25,11 @@ extern "C" {
 #endif
 
 typedef struct SQnodeMgmt {
+  SDnodeData   *pData;
   SQnode       *pQnode;
   SMsgCb        msgCb;
   const char   *path;
   const char   *name;
-  int32_t       dnodeId;
   SSingleWorker queryWorker;
   SSingleWorker fetchWorker;
   SSingleWorker monitorWorker;
diff --git a/source/dnode/mgmt/mgmt_qnode/src/qmHandle.c b/source/dnode/mgmt/mgmt_qnode/src/qmHandle.c
index 25993e2d5b37b42f7c93996b6ed0ae041027271a..ec4cc39c82826206147e609f7a4352bcca4b174a 100644
--- a/source/dnode/mgmt/mgmt_qnode/src/qmHandle.c
+++ b/source/dnode/mgmt/mgmt_qnode/src/qmHandle.c
@@ -76,7 +76,7 @@ int32_t qmProcessDropReq(SQnodeMgmt *pMgmt, SRpcMsg *pMsg) {
     return -1;
   }
 
-  if (pMgmt->dnodeId != 0 && dropReq.dnodeId != pMgmt->dnodeId) {
+  if (pMgmt->pData->dnodeId != 0 && dropReq.dnodeId != pMgmt->pData->dnodeId) {
     terrno = TSDB_CODE_INVALID_OPTION;
     dError("failed to drop qnode since %s", terrstr());
     return -1;
diff --git a/source/dnode/mgmt/mgmt_qnode/src/qmInt.c b/source/dnode/mgmt/mgmt_qnode/src/qmInt.c
index 93cf1523573b7f1ddda1757880dee7b6ab5db0ee..a40f95041bc0e961c514dbf088526146a69266ce 100644
--- a/source/dnode/mgmt/mgmt_qnode/src/qmInt.c
+++ b/source/dnode/mgmt/mgmt_qnode/src/qmInt.c
@@ -39,9 +39,9 @@ static int32_t qmOpen(SMgmtInputOpt *pInput, SMgmtOutputOpt *pOutput) {
     return -1;
   }
 
+  pMgmt->pData = pInput->pData;
   pMgmt->path = pInput->path;
   pMgmt->name = pInput->name;
-  pMgmt->dnodeId = pInput->pData->dnodeId;
   pMgmt->msgCb = pInput->msgCb;
   pMgmt->msgCb.queueFps[QUERY_QUEUE] = (PutToQueueFp)qmPutRpcMsgToQueryQueue;
   pMgmt->msgCb.queueFps[FETCH_QUEUE] = (PutToQueueFp)qmPutRpcMsgToFetchQueue;
diff --git a/source/dnode/mgmt/mgmt_snode/inc/smInt.h b/source/dnode/mgmt/mgmt_snode/inc/smInt.h
index 5d112f51a44420aa6d041ddf14b300234db35855..c9aa8364542a5165b2ca1c5812ab5747fc5a9ece 100644
--- a/source/dnode/mgmt/mgmt_snode/inc/smInt.h
+++ b/source/dnode/mgmt/mgmt_snode/inc/smInt.h
@@ -25,11 +25,11 @@ extern "C" {
 #endif
 
 typedef struct SSnodeMgmt {
+  SDnodeData   *pData;
   SSnode       *pSnode;
   SMsgCb        msgCb;
   const char   *path;
   const char   *name;
-  int32_t       dnodeId;
   SRWLatch      latch;
   int8_t        uniqueWorkerInUse;
   SArray       *uniqueWorkers;  // SArray<SMultiWorker*>
diff --git a/source/dnode/mgmt/mgmt_snode/src/smHandle.c b/source/dnode/mgmt/mgmt_snode/src/smHandle.c
index 76f25af994d791bff1e13ca1bfb9a9f8172989d9..99c68341ce4fab45eea4751c2c2141342351dd2c 100644
--- a/source/dnode/mgmt/mgmt_snode/src/smHandle.c
+++ b/source/dnode/mgmt/mgmt_snode/src/smHandle.c
@@ -76,7 +76,7 @@ int32_t smProcessDropReq(SSnodeMgmt *pMgmt, SRpcMsg *pMsg) {
     return -1;
   }
 
-  if (pMgmt->dnodeId != 0 && dropReq.dnodeId != pMgmt->dnodeId) {
+  if (pMgmt->pData->dnodeId != 0 && dropReq.dnodeId != pMgmt->pData->dnodeId) {
     terrno = TSDB_CODE_INVALID_OPTION;
     dError("failed to drop snode since %s", terrstr());
     return -1;
diff --git a/source/dnode/mgmt/mgmt_snode/src/smInt.c b/source/dnode/mgmt/mgmt_snode/src/smInt.c
index 80eb0e91ec31628c9e9cf70458ed95a16eaf1cd4..25d632d565aaca7153dd6e35c7cc07f8d4bc7ce0 100644
--- a/source/dnode/mgmt/mgmt_snode/src/smInt.c
+++ b/source/dnode/mgmt/mgmt_snode/src/smInt.c
@@ -40,9 +40,9 @@ int32_t smOpen(SMgmtInputOpt *pInput, SMgmtOutputOpt *pOutput) {
     return -1;
   }
 
+  pMgmt->pData = pInput->pData;
   pMgmt->path = pInput->path;
   pMgmt->name = pInput->name;
-  pMgmt->dnodeId = pInput->pData->dnodeId;
   pMgmt->msgCb = pInput->msgCb;
   pMgmt->msgCb.pMgmt = pMgmt;
 
diff --git a/source/dnode/mgmt/mgmt_vnode/inc/vmInt.h b/source/dnode/mgmt/mgmt_vnode/inc/vmInt.h
index db72781be1fc6a2bcb79fc02f7fd3b2889ad361b..7fc10c4237cd2af28cc649644b39d9d134361c49 100644
--- a/source/dnode/mgmt/mgmt_vnode/inc/vmInt.h
+++ b/source/dnode/mgmt/mgmt_vnode/inc/vmInt.h
@@ -26,10 +26,10 @@ extern "C" {
 #endif
 
 typedef struct SVnodeMgmt {
+  SDnodeData   *pData;
   SMsgCb        msgCb;
   const char   *path;
   const char   *name;
-  int32_t       dnodeId;
   SQWorkerPool  queryPool;
   SQWorkerPool  fetchPool;
   SWWorkerPool  syncPool;
diff --git a/source/dnode/mgmt/mgmt_vnode/src/vmInt.c b/source/dnode/mgmt/mgmt_vnode/src/vmInt.c
index 28f6f5f60f28248fbd1f3609644644b11a6ea5ad..287d49c4f5eeb0c7edbfe9f70be862bfe8ee4644 100644
--- a/source/dnode/mgmt/mgmt_vnode/src/vmInt.c
+++ b/source/dnode/mgmt/mgmt_vnode/src/vmInt.c
@@ -247,9 +247,9 @@ static int32_t vmInit(SMgmtInputOpt *pInput, SMgmtOutputOpt *pOutput) {
   SVnodeMgmt *pMgmt = taosMemoryCalloc(1, sizeof(SVnodeMgmt));
   if (pMgmt == NULL) goto _OVER;
 
+  pMgmt->pData = pInput->pData;
   pMgmt->path = pInput->path;
   pMgmt->name = pInput->name;
-  pMgmt->dnodeId = pInput->pData->dnodeId;
   pMgmt->msgCb = pInput->msgCb;
   pMgmt->msgCb.queueFps[WRITE_QUEUE] = (PutToQueueFp)vmPutRpcMsgToWriteQueue;
   pMgmt->msgCb.queueFps[SYNC_QUEUE] = (PutToQueueFp)vmPutRpcMsgToSyncQueue;
diff --git a/source/dnode/mgmt/node_mgmt/inc/dmMgmt.h b/source/dnode/mgmt/node_mgmt/inc/dmMgmt.h
index a36324ec5f261d99ebad5b37baf10cd46d5bab6e..51b518653fb7d55b32e12adef789e2da6d177326 100644
--- a/source/dnode/mgmt/node_mgmt/inc/dmMgmt.h
+++ b/source/dnode/mgmt/node_mgmt/inc/dmMgmt.h
@@ -65,29 +65,29 @@ typedef struct {
 } SProc;
 
 typedef struct SMgmtWrapper {
-  SDnode      *pDnode;
-  SMgmtFunc    func;
-  void        *pMgmt;
-  const char  *name;
-  char        *path;
-  int32_t      refCount;
-  SRWLatch     latch;
-  EDndNodeType ntype;
-  bool         deployed;
-  bool         required;
-  SProc        proc;
-  NodeMsgFp    msgFps[TDMT_MAX];
+  struct SDnode *pDnode;
+  SMgmtFunc      func;
+  void          *pMgmt;
+  const char    *name;
+  char          *path;
+  int32_t        refCount;
+  SRWLatch       latch;
+  EDndNodeType   ntype;
+  bool           deployed;
+  bool           required;
+  SProc          proc;
+  NodeMsgFp      msgFps[TDMT_MAX];
 } SMgmtWrapper;
 
 typedef struct {
   EDndNodeType defaultNtype;
   bool         needCheckVgId;
-} SMsgHandle;
+} SDnodeHandle;
 
 typedef struct {
-  void      *serverRpc;
-  void      *clientRpc;
-  SMsgHandle msgHandles[TDMT_MAX];
+  void        *serverRpc;
+  void        *clientRpc;
+  SDnodeHandle msgHandles[TDMT_MAX];
 } SDnodeTrans;
 
 typedef struct {
@@ -110,9 +110,10 @@ typedef struct SUdfdData {
 } SUdfdData;
 
 typedef struct SDnode {
+  int8_t        once;
+  bool          stop;
   EDndProcType  ptype;
   EDndNodeType  rtype;
-  EDndEvent     event;
   EDndRunStatus status;
   SStartupInfo  startup;
   SDnodeTrans   trans;
@@ -123,23 +124,26 @@ typedef struct SDnode {
   SMgmtWrapper  wrappers[NODE_END];
 } SDnode;
 
-// dmExec.c
-int32_t dmOpenNode(SMgmtWrapper *pWrapper);
-void    dmCloseNode(SMgmtWrapper *pWrapper);
+// dmEmv.c
+void dmReportStartup(const char *pName, const char *pDesc);
 
-// dmObj.c
+// dmMgmt.c
+int32_t       dmInitDnode(SDnode *pDnode, EDndNodeType rtype);
+void          dmCleanupDnode(SDnode *pDnode);
 SMgmtWrapper *dmAcquireWrapper(SDnode *pDnode, EDndNodeType nType);
 int32_t       dmMarkWrapper(SMgmtWrapper *pWrapper);
 void          dmReleaseWrapper(SMgmtWrapper *pWrapper);
 SMgmtInputOpt dmBuildMgmtInputOpt(SMgmtWrapper *pWrapper);
 
 void dmSetStatus(SDnode *pDnode, EDndRunStatus stype);
-void dmSetEvent(SDnode *pDnode, EDndEvent event);
-void dmReportStartup(SDnode *pDnode, const char *pName, const char *pDesc);
-void dmReportStartupByWrapper(SMgmtWrapper *pWrapper, const char *pName, const char *pDesc);
 void dmProcessServerStartupStatus(SDnode *pDnode, SRpcMsg *pMsg);
 void dmProcessNetTestReq(SDnode *pDnode, SRpcMsg *pMsg);
 
+// dmNodes.c
+int32_t dmOpenNode(SMgmtWrapper *pWrapper);
+void    dmCloseNode(SMgmtWrapper *pWrapper);
+int32_t dmRunDnode(SDnode *pDnode);
+
 // dmProc.c
 int32_t dmInitProc(struct SMgmtWrapper *pWrapper);
 void    dmCleanupProc(struct SMgmtWrapper *pWrapper);
diff --git a/source/dnode/mgmt/node_mgmt/src/dmEnv.c b/source/dnode/mgmt/node_mgmt/src/dmEnv.c
index c6b7a5bd9859f7fe44793b23b38c0cf4f686fd8b..d5073409507fda741ec22574149d406bb926424a 100644
--- a/source/dnode/mgmt/node_mgmt/src/dmEnv.c
+++ b/source/dnode/mgmt/node_mgmt/src/dmEnv.c
@@ -16,23 +16,10 @@
 #define _DEFAULT_SOURCE
 #include "dmMgmt.h"
 
-static struct {
-  int8_t        once;
-  EDndProcType  ptype;
-  EDndNodeType  rtype;
-  EDndEvent     event;
-  EDndRunStatus status;
-  SStartupInfo  startup;
-  SDnodeTrans   trans;
-  SUdfdData     udfdData;
-  TdThreadMutex mutex;
-  TdFilePtr     lockfile;
-  SDnodeData    data;
-  SMgmtWrapper  wrappers[NODE_END];
-} global;
-
-static int32_t dmCheckRepeatInit() {
-  if (atomic_val_compare_exchange_8(&global.once, DND_ENV_INIT, DND_ENV_READY) != DND_ENV_INIT) {
+static SDnode global = {0};
+
+static int32_t dmCheckRepeatInit(SDnode *pDnode) {
+  if (atomic_val_compare_exchange_8(&pDnode->once, DND_ENV_INIT, DND_ENV_READY) != DND_ENV_INIT) {
     dError("env is already initialized");
     terrno = TSDB_CODE_REPEAT_INIT;
     return -1;
@@ -60,19 +47,19 @@ static int32_t dmInitMonitor() {
   return 0;
 }
 
-int32_t dmInit() {
+int32_t dmInit(int8_t rtype) {
   dInfo("start to init env");
-  if (dmCheckRepeatInit() != 0) return -1;
+  if (dmCheckRepeatInit(&global) != 0) return -1;
   if (dmInitSystem() != 0) return -1;
   if (dmInitMonitor() != 0) return -1;
-  // if (dmInit)
+  if (dmInitDnode(&global, rtype) != 0) return -1;
 
   dInfo("env is initialized");
   return 0;
 }
 
-static int32_t dmCheckRepeatCleanup() {
-  if (atomic_val_compare_exchange_8(&global.once, DND_ENV_READY, DND_ENV_CLEANUP) != DND_ENV_READY) {
+static int32_t dmCheckRepeatCleanup(SDnode *pDnode) {
+  if (atomic_val_compare_exchange_8(&pDnode->once, DND_ENV_READY, DND_ENV_CLEANUP) != DND_ENV_READY) {
     dError("env is already cleaned up");
     return -1;
   }
@@ -82,7 +69,7 @@ static int32_t dmCheckRepeatCleanup() {
 void dmCleanup() {
   dDebug("start to cleanup env");
   if (dmCheckRepeatCleanup != 0) return;
-
+  dmCleanupDnode(&global);
   monCleanup();
   syncCleanUp();
   walCleanUp();
@@ -90,4 +77,111 @@ void dmCleanup() {
   udfStopUdfd();
   taosStopCacheRefreshWorker();
   dInfo("env is cleaned up");
+
+  taosCloseLog();
+  taosCleanupCfg();
+}
+
+void dmStop() {
+  SDnode *pDnode = &global;
+  pDnode->stop = true;
+}
+
+int32_t dmRun() {
+  SDnode *pDnode = &global;
+  return dmRunDnode(pDnode);
+}
+
+static int32_t dmProcessCreateNodeReq(EDndNodeType ntype, SRpcMsg *pMsg) {
+  SDnode *pDnode = &global;
+
+  SMgmtWrapper *pWrapper = dmAcquireWrapper(pDnode, ntype);
+  if (pWrapper != NULL) {
+    dmReleaseWrapper(pWrapper);
+    terrno = TSDB_CODE_NODE_ALREADY_DEPLOYED;
+    dError("failed to create node since %s", terrstr());
+    return -1;
+  }
+
+  taosThreadMutexLock(&pDnode->mutex);
+  pWrapper = &pDnode->wrappers[ntype];
+
+  if (taosMkDir(pWrapper->path) != 0) {
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    dError("failed to create dir:%s since %s", pWrapper->path, terrstr());
+    return -1;
+  }
+
+  SMgmtInputOpt input = dmBuildMgmtInputOpt(pWrapper);
+
+  int32_t code = (*pWrapper->func.createFp)(&input, pMsg);
+  if (code != 0) {
+    dError("node:%s, failed to create since %s", pWrapper->name, terrstr());
+  } else {
+    dDebug("node:%s, has been created", pWrapper->name);
+    (void)dmOpenNode(pWrapper);
+    pWrapper->required = true;
+    pWrapper->deployed = true;
+    pWrapper->proc.ptype = pDnode->ptype;
+  }
+
+  taosThreadMutexUnlock(&pDnode->mutex);
+  return code;
+}
+
+static int32_t dmProcessDropNodeReq(EDndNodeType ntype, SRpcMsg *pMsg) {
+  SDnode *pDnode = &global;
+
+  SMgmtWrapper *pWrapper = dmAcquireWrapper(pDnode, ntype);
+  if (pWrapper == NULL) {
+    terrno = TSDB_CODE_NODE_NOT_DEPLOYED;
+    dError("failed to drop node since %s", terrstr());
+    return -1;
+  }
+
+  taosThreadMutexLock(&pDnode->mutex);
+
+  int32_t code = (*pWrapper->func.dropFp)(pWrapper->pMgmt, pMsg);
+  if (code != 0) {
+    dError("node:%s, failed to drop since %s", pWrapper->name, terrstr());
+  } else {
+    dDebug("node:%s, has been dropped", pWrapper->name);
+    pWrapper->required = false;
+    pWrapper->deployed = false;
+  }
+
+  dmReleaseWrapper(pWrapper);
+
+  if (code == 0) {
+    dmCloseNode(pWrapper);
+    taosRemoveDir(pWrapper->path);
+  }
+  taosThreadMutexUnlock(&pDnode->mutex);
+  return code;
+}
+
+static bool dmIsNodeRequired(EDndNodeType ntype) {
+  SDnode *pDnode = &global;
+  return pDnode->wrappers[ntype].required;
+}
+
+SMgmtInputOpt dmBuildMgmtInputOpt(SMgmtWrapper *pWrapper) {
+  SMgmtInputOpt opt = {
+      .path = pWrapper->path,
+      .name = pWrapper->name,
+      .pData = &pWrapper->pDnode->data,
+      .processCreateNodeFp = dmProcessCreateNodeReq,
+      .processDropNodeFp = dmProcessDropNodeReq,
+      .isNodeRequiredFp = dmIsNodeRequired,
+  };
+
+  opt.msgCb = dmGetMsgcb(pWrapper);
+  return opt;
+}
+
+void dmReportStartup(const char *pName, const char *pDesc) {
+  SStartupInfo *pStartup = &global.startup;
+  tstrncpy(pStartup->name, pName, TSDB_STEP_NAME_LEN);
+  tstrncpy(pStartup->desc, pDesc, TSDB_STEP_DESC_LEN);
+  dDebug("step:%s, %s", pStartup->name, pStartup->desc);
 }
diff --git a/source/dnode/mgmt/node_mgmt/src/dmMgmt.c b/source/dnode/mgmt/node_mgmt/src/dmMgmt.c
index e53ff3255505c9b66e9d9c93788c6fb0bf6a09e8..b8cb147ac4640ca3eab5a6740205bffc8886067d 100644
--- a/source/dnode/mgmt/node_mgmt/src/dmMgmt.c
+++ b/source/dnode/mgmt/node_mgmt/src/dmMgmt.c
@@ -16,8 +16,6 @@
 #define _DEFAULT_SOURCE
 #include "dmMgmt.h"
 
-static bool dmIsNodeRequired(SDnode *pDnode, EDndNodeType ntype) { return pDnode->wrappers[ntype].required; }
-
 static bool dmRequireNode(SMgmtWrapper *pWrapper) {
   SMgmtInputOpt input = dmBuildMgmtInputOpt(pWrapper);
 
@@ -39,8 +37,8 @@ static bool dmRequireNode(SMgmtWrapper *pWrapper) {
   return required;
 }
 
-static int32_t dmInitVars(SDnode *pDnode, const SDnodeOpt *pOption) {
-  pDnode->rtype = pOption->ntype;
+static int32_t dmInitVars(SDnode *pDnode, EDndNodeType rtype) {
+  pDnode->rtype = rtype;
 
   if (tsMultiProcess == 0) {
     pDnode->ptype = DND_PROC_SINGLE;
@@ -65,21 +63,6 @@ static int32_t dmInitVars(SDnode *pDnode, const SDnodeOpt *pOption) {
   pData->rebootTime = taosGetTimestampMs();
   pData->dropped = 0;
   pData->stopped = 0;
-  pData->localEp = strdup(pOption->localEp);
-  pData->localFqdn = strdup(pOption->localFqdn);
-  pData->firstEp = strdup(pOption->firstEp);
-  pData->secondEp = strdup(pOption->secondEp);
-  pData->supportVnodes = pOption->numOfSupportVnodes;
-  pData->serverPort = pOption->serverPort;
-  pData->numOfDisks = pOption->numOfDisks;
-  pData->disks = pOption->disks;
-  pData->dataDir = strdup(pOption->dataDir);
-
-  if (pData->dataDir == NULL || pData->localEp == NULL || pData->localFqdn == NULL || pData->firstEp == NULL ||
-      pData->secondEp == NULL) {
-    terrno = TSDB_CODE_OUT_OF_MEMORY;
-    return -1;
-  }
 
   pData->dnodeHash = taosHashInit(4, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), true, HASH_NO_LOCK);
   if (pData->dnodeHash == NULL) {
@@ -126,30 +109,17 @@ static void dmClearVars(SDnode *pDnode) {
   }
   taosWUnLockLatch(&pData->latch);
 
-  taosMemoryFreeClear(pData->localEp);
-  taosMemoryFreeClear(pData->localFqdn);
-  taosMemoryFreeClear(pData->firstEp);
-  taosMemoryFreeClear(pData->secondEp);
-  taosMemoryFreeClear(pData->dataDir);
-
   taosThreadMutexDestroy(&pDnode->mutex);
   memset(&pDnode->mutex, 0, sizeof(pDnode->mutex));
   taosMemoryFree(pDnode);
 }
 
-SDnode *dmCreate(const SDnodeOpt *pOption) {
+int32_t dmInitDnode(SDnode *pDnode, EDndNodeType rtype) {
   dInfo("start to create dnode");
   int32_t code = -1;
   char    path[PATH_MAX + 100] = {0};
-  SDnode *pDnode = NULL;
-
-  pDnode = taosMemoryCalloc(1, sizeof(SDnode));
-  if (pDnode == NULL) {
-    terrno = TSDB_CODE_OUT_OF_MEMORY;
-    goto _OVER;
-  }
 
-  if (dmInitVars(pDnode, pOption) != 0) {
+  if (dmInitVars(pDnode, rtype) != 0) {
     goto _OVER;
   }
 
@@ -162,7 +132,6 @@ SDnode *dmCreate(const SDnodeOpt *pOption) {
 
   for (EDndNodeType ntype = DNODE; ntype < NODE_END; ++ntype) {
     SMgmtWrapper *pWrapper = &pDnode->wrappers[ntype];
-    pWrapper->pDnode = pDnode;
     pWrapper->name = dmNodeName(ntype);
     pWrapper->ntype = ntype;
     pWrapper->proc.wrapper = pWrapper;
@@ -174,7 +143,7 @@ SDnode *dmCreate(const SDnodeOpt *pOption) {
     }
     taosInitRWLatch(&pWrapper->latch);
 
-    snprintf(path, sizeof(path), "%s%s%s", pOption->dataDir, TD_DIRSEP, pWrapper->name);
+    snprintf(path, sizeof(path), "%s%s%s", tsDataDir, TD_DIRSEP, pWrapper->name);
     pWrapper->path = strdup(path);
     if (pWrapper->path == NULL) {
       terrno = TSDB_CODE_OUT_OF_MEMORY;
@@ -195,7 +164,7 @@ SDnode *dmCreate(const SDnodeOpt *pOption) {
   }
 
   if (OnlyInSingleProc(pDnode->ptype) || InParentProc(pDnode->ptype)) {
-    pDnode->lockfile = dmCheckRunning(pOption->dataDir);
+    pDnode->lockfile = dmCheckRunning(tsDataDir);
     if (pDnode->lockfile == NULL) {
       goto _OVER;
     }
@@ -210,7 +179,7 @@ SDnode *dmCreate(const SDnodeOpt *pOption) {
     goto _OVER;
   }
 
-  dmReportStartup(pDnode, "dnode-transport", "initialized");
+  dmReportStartup("dnode-transport", "initialized");
   dInfo("dnode is created, ptr:%p", pDnode);
   code = 0;
 
@@ -221,10 +190,10 @@ _OVER:
     dError("failed to create dnode since %s", terrstr());
   }
 
-  return pDnode;
+  return code;
 }
 
-void dmClose(SDnode *pDnode) {
+void dmCleanupDnode(SDnode *pDnode) {
   if (pDnode == NULL) return;
 
   dmCleanupClient(pDnode);
@@ -240,12 +209,6 @@ void dmSetStatus(SDnode *pDnode, EDndRunStatus status) {
   }
 }
 
-void dmSetEvent(SDnode *pDnode, EDndEvent event) {
-  if (event == DND_EVENT_STOP) {
-    pDnode->event = event;
-  }
-}
-
 SMgmtWrapper *dmAcquireWrapper(SDnode *pDnode, EDndNodeType ntype) {
   SMgmtWrapper *pWrapper = &pDnode->wrappers[ntype];
   SMgmtWrapper *pRetWrapper = pWrapper;
@@ -288,17 +251,6 @@ void dmReleaseWrapper(SMgmtWrapper *pWrapper) {
   dTrace("node:%s, is released, ref:%d", pWrapper->name, refCount);
 }
 
-void dmReportStartup(SDnode *pDnode, const char *pName, const char *pDesc) {
-  SStartupInfo *pStartup = &pDnode->startup;
-  tstrncpy(pStartup->name, pName, TSDB_STEP_NAME_LEN);
-  tstrncpy(pStartup->desc, pDesc, TSDB_STEP_DESC_LEN);
-  dDebug("step:%s, %s", pStartup->name, pStartup->desc);
-}
-
-void dmReportStartupByWrapper(SMgmtWrapper *pWrapper, const char *pName, const char *pDesc) {
-  dmReportStartup(pWrapper->pDnode, pName, pDesc);
-}
-
 static void dmGetServerStartupStatus(SDnode *pDnode, SServerStatusRsp *pStatus) {
   SDnodeMgmt *pMgmt = pDnode->wrappers[DNODE].pMgmt;
   pStatus->details[0] = 0;
@@ -315,7 +267,7 @@ static void dmGetServerStartupStatus(SDnode *pDnode, SServerStatusRsp *pStatus)
 
 void dmProcessNetTestReq(SDnode *pDnode, SRpcMsg *pReq) {
   dDebug("net test req is received");
-  SRpcMsg rsp = {.info = pReq->info, .code = 0};
+  SRpcMsg rsp = {.code = 0, .info = pReq->info};
   rsp.pCont = rpcMallocCont(pReq->contLen);
   if (rsp.pCont == NULL) {
     rsp.code = TSDB_CODE_OUT_OF_MEMORY;
@@ -353,82 +305,3 @@ _OVER:
   rpcSendResponse(&rspMsg);
   rpcFreeCont(pReq->pCont);
 }
-
-static int32_t dmProcessCreateNodeReq(SDnode *pDnode, EDndNodeType ntype, SRpcMsg *pMsg) {
-  SMgmtWrapper *pWrapper = dmAcquireWrapper(pDnode, ntype);
-  if (pWrapper != NULL) {
-    dmReleaseWrapper(pWrapper);
-    terrno = TSDB_CODE_NODE_ALREADY_DEPLOYED;
-    dError("failed to create node since %s", terrstr());
-    return -1;
-  }
-
-  taosThreadMutexLock(&pDnode->mutex);
-  pWrapper = &pDnode->wrappers[ntype];
-
-  if (taosMkDir(pWrapper->path) != 0) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    dError("failed to create dir:%s since %s", pWrapper->path, terrstr());
-    return -1;
-  }
-
-  SMgmtInputOpt input = dmBuildMgmtInputOpt(pWrapper);
-
-  int32_t code = (*pWrapper->func.createFp)(&input, pMsg);
-  if (code != 0) {
-    dError("node:%s, failed to create since %s", pWrapper->name, terrstr());
-  } else {
-    dDebug("node:%s, has been created", pWrapper->name);
-    (void)dmOpenNode(pWrapper);
-    pWrapper->required = true;
-    pWrapper->deployed = true;
-    pWrapper->proc.ptype = pDnode->ptype;
-  }
-
-  taosThreadMutexUnlock(&pDnode->mutex);
-  return code;
-}
-
-static int32_t dmProcessDropNodeReq(SDnode *pDnode, EDndNodeType ntype, SRpcMsg *pMsg) {
-  SMgmtWrapper *pWrapper = dmAcquireWrapper(pDnode, ntype);
-  if (pWrapper == NULL) {
-    terrno = TSDB_CODE_NODE_NOT_DEPLOYED;
-    dError("failed to drop node since %s", terrstr());
-    return -1;
-  }
-
-  taosThreadMutexLock(&pDnode->mutex);
-
-  int32_t code = (*pWrapper->func.dropFp)(pWrapper->pMgmt, pMsg);
-  if (code != 0) {
-    dError("node:%s, failed to drop since %s", pWrapper->name, terrstr());
-  } else {
-    dDebug("node:%s, has been dropped", pWrapper->name);
-    pWrapper->required = false;
-    pWrapper->deployed = false;
-  }
-
-  dmReleaseWrapper(pWrapper);
-
-  if (code == 0) {
-    dmCloseNode(pWrapper);
-    taosRemoveDir(pWrapper->path);
-  }
-  taosThreadMutexUnlock(&pDnode->mutex);
-  return code;
-}
-
-SMgmtInputOpt dmBuildMgmtInputOpt(SMgmtWrapper *pWrapper) {
-  SMgmtInputOpt opt = {
-      .pDnode = pWrapper->pDnode,
-      .pData = &pWrapper->pDnode->data,
-      .processCreateNodeFp = dmProcessCreateNodeReq,
-      .processDropNodeFp = dmProcessDropNodeReq,
-      .isNodeRequiredFp = dmIsNodeRequired,
-      .name = pWrapper->name,
-      .path = pWrapper->path,
-  };
-
-  opt.msgCb = dmGetMsgcb(pWrapper);
-  return opt;
-}
\ No newline at end of file
diff --git a/source/dnode/mgmt/node_mgmt/src/dmNodes.c b/source/dnode/mgmt/node_mgmt/src/dmNodes.c
index 43748fb688aa00abd873a2fc0fd67620c55b0d5d..f6d7916f95511c69f7fa61c773c3378ad1f1574a 100644
--- a/source/dnode/mgmt/node_mgmt/src/dmNodes.c
+++ b/source/dnode/mgmt/node_mgmt/src/dmNodes.c
@@ -136,7 +136,7 @@ int32_t dmOpenNode(SMgmtWrapper *pWrapper) {
     pWrapper->pMgmt = output.pMgmt;
   }
 
-  dmReportStartup(pWrapper->pDnode, pWrapper->name, "openned");
+  dmReportStartup(pWrapper->name, "openned");
   return 0;
 }
 
@@ -151,7 +151,7 @@ int32_t dmStartNode(SMgmtWrapper *pWrapper) {
     dDebug("node:%s, has been started", pWrapper->name);
   }
 
-  dmReportStartup(pWrapper->pDnode, pWrapper->name, "started");
+  dmReportStartup(pWrapper->name, "started");
   return 0;
 }
 
@@ -221,7 +221,7 @@ static int32_t dmStartNodes(SDnode *pDnode) {
   }
 
   dInfo("TDengine initialized successfully");
-  dmReportStartup(pDnode, "TDengine", "initialized successfully");
+  dmReportStartup("TDengine", "initialized successfully");
   return 0;
 }
 
@@ -260,7 +260,7 @@ static void dmWatchNodes(SDnode *pDnode) {
   taosThreadMutexUnlock(&pDnode->mutex);
 }
 
-int32_t dmRun(SDnode *pDnode) {
+int32_t dnRunDnode(SDnode *pDnode) {
   if (dmOpenNodes(pDnode) != 0) {
     dError("failed to open nodes since %s", terrstr());
     return -1;
@@ -272,7 +272,7 @@ int32_t dmRun(SDnode *pDnode) {
   }
 
   while (1) {
-    if (pDnode->event & DND_EVENT_STOP) {
+    if (!pDnode->stop) {
       dInfo("dnode is about to stop");
       dmSetStatus(pDnode, DND_STAT_STOPPED);
       dmStopNodes(pDnode);
diff --git a/source/dnode/mgmt/node_mgmt/src/dmTransport.c b/source/dnode/mgmt/node_mgmt/src/dmTransport.c
index a76d4eac81a27576c88c72a126c829ed5b26ed47..4a32bc710aa3b3c6d62eadfa1aa263b1fe07e0f0 100644
--- a/source/dnode/mgmt/node_mgmt/src/dmTransport.c
+++ b/source/dnode/mgmt/node_mgmt/src/dmTransport.c
@@ -52,7 +52,7 @@ static void dmProcessRpcMsg(SDnode *pDnode, SRpcMsg *pRpc, SEpSet *pEpSet) {
   int32_t       code = -1;
   SRpcMsg      *pMsg = NULL;
   bool          needRelease = false;
-  SMsgHandle   *pHandle = &pTrans->msgHandles[TMSG_INDEX(pRpc->msgType)];
+  SDnodeHandle   *pHandle = &pTrans->msgHandles[TMSG_INDEX(pRpc->msgType)];
   SMgmtWrapper *pWrapper = NULL;
 
   dTrace("msg:%s is received, handle:%p cont:%p len:%d code:0x%04x app:%p refId:%" PRId64, TMSG_INFO(pRpc->msgType),
@@ -178,7 +178,7 @@ int32_t dmInitMsgHandle(SDnode *pDnode) {
 
     for (int32_t i = 0; i < taosArrayGetSize(pArray); ++i) {
       SMgmtHandle *pMgmt = taosArrayGet(pArray, i);
-      SMsgHandle  *pHandle = &pTrans->msgHandles[TMSG_INDEX(pMgmt->msgType)];
+      SDnodeHandle  *pHandle = &pTrans->msgHandles[TMSG_INDEX(pMgmt->msgType)];
       if (pMgmt->needCheckVgId) {
         pHandle->needCheckVgId = pMgmt->needCheckVgId;
       }
@@ -201,7 +201,7 @@ static void dmSendRpcRedirectRsp(SDnode *pDnode, const SRpcMsg *pReq) {
   dDebug("RPC %p, req is redirected, num:%d use:%d", pReq->info.handle, epSet.numOfEps, epSet.inUse);
   for (int32_t i = 0; i < epSet.numOfEps; ++i) {
     dDebug("mnode index:%d %s:%u", i, epSet.eps[i].fqdn, epSet.eps[i].port);
-    if (strcmp(epSet.eps[i].fqdn, pDnode->data.localFqdn) == 0 && epSet.eps[i].port == pDnode->data.serverPort) {
+    if (strcmp(epSet.eps[i].fqdn, tsLocalFqdn) == 0 && epSet.eps[i].port == tsServerPort) {
       epSet.inUse = (i + 1) % epSet.numOfEps;
     }
 
@@ -410,8 +410,8 @@ int32_t dmInitServer(SDnode *pDnode) {
 
   SRpcInit rpcInit = {0};
 
-  strncpy(rpcInit.localFqdn, pDnode->data.localFqdn, strlen(pDnode->data.localFqdn));
-  rpcInit.localPort = pDnode->data.serverPort;
+  strncpy(rpcInit.localFqdn, tsLocalFqdn, strlen(tsLocalFqdn));
+  rpcInit.localPort = tsServerPort;
   rpcInit.label = "DND";
   rpcInit.numOfThreads = tsNumOfRpcThreads;
   rpcInit.cfp = (RpcCfp)dmProcessRpcMsg;
@@ -449,7 +449,7 @@ SMsgCb dmGetMsgcb(SMgmtWrapper *pWrapper) {
       .sendRedirectRspFp = dmSendRedirectRsp,
       .registerBrokenLinkArgFp = dmRegisterBrokenLinkArg,
       .releaseHandleFp = dmReleaseHandle,
-      .reportStartupFp = dmReportStartupByWrapper,
+      .reportStartupFp = dmReportStartup,
   };
   return msgCb;
 }
diff --git a/source/dnode/mgmt/node_util/inc/dmUtil.h b/source/dnode/mgmt/node_util/inc/dmUtil.h
index 22e6fcf34ce7bc48aa37ad5b616a94d549b8be00..4b353cb6cdf97bb60e368954eaebbe5271d62290 100644
--- a/source/dnode/mgmt/node_util/inc/dmUtil.h
+++ b/source/dnode/mgmt/node_util/inc/dmUtil.h
@@ -92,18 +92,18 @@ typedef int32_t (*ProcessDropNodeFp)(EDndNodeType ntype, SRpcMsg *pMsg);
 typedef bool (*IsNodeRequiredFp)(EDndNodeType ntype);
 
 typedef struct {
-  int32_t   dnodeId;
-  int64_t   clusterId;
-  int64_t   dnodeVer;
-  int64_t   updateTime;
-  int64_t   rebootTime;
-  bool      dropped;
-  bool      stopped;
-  SEpSet    mnodeEps;
-  SArray   *dnodeEps;
-  SHashObj *dnodeHash;
-  SRWLatch  latch;
-  SMsgCb    msgCb;
+  int32_t      dnodeId;
+  int64_t      clusterId;
+  int64_t      dnodeVer;
+  int64_t      updateTime;
+  int64_t      rebootTime;
+  bool         dropped;
+  bool         stopped;
+  SEpSet       mnodeEps;
+  SArray      *dnodeEps;
+  SHashObj    *dnodeHash;
+  SRWLatch     latch;
+  SMsgCb       msgCb;
 } SDnodeData;
 
 typedef struct {