Merge branch '3.0' of https://github.com/taosdata/TDengine into fix/long_query

docs/en/14-reference/03-connector/09-csharp.mdx

@@ -252,14 +252,14 @@ ws://localhost:6041/test
 
 |Sample program |Sample program description |
 |--------------------------------------------------------------------------------------------------------------------|--------------------------------------------|
-| [CURD](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/Query/Query.cs)                         | Table creation, data insertion, and query examples with TDengine.Connector    |
-| [JSON Tag](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/JSONTag)                             | Writing and querying JSON tag data with TDengine Connector |
-| [stmt](https://github.com/taosdata/taos-connector-dotnet/tree/3.0/examples/Stmt)                                   | Parameter binding with TDengine Connector |
-| [schemaless](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/schemaless)                       | Schemaless writes with TDengine Connector |
-| [async query](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/AsyncQuery/QueryAsync.cs) | Asynchronous queries with TDengine Connector |
-| [Subscription](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/TMQ/TMQ.cs)      | Subscription example with TDengine Connector |
-| [Basic WebSocket Usage](https://github.com/taosdata/taos-connector-dotnet/blob/5a4a7cd0dbcda114447cdc6d0c6dedd8e84a52da/examples/WS/WebSocketSample.cs)      | WebSocket basic data in and out with TDengine connector  |
-| [WebSocket Parameter Binding](https://github.com/taosdata/taos-connector-dotnet/blob/5a4a7cd0dbcda114447cdc6d0c6dedd8e84a52da/examples/WS/WebSocketSTMT.cs)      | WebSocket parameter binding example |
+| [CURD](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/NET6Examples/Query/Query.cs)                         | Table creation, data insertion, and query examples with TDengine.Connector    |
+| [JSON Tag](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/NET6Examples/JSONTag)                             | Writing and querying JSON tag data with TDengine Connector |
+| [stmt](https://github.com/taosdata/taos-connector-dotnet/tree/3.0/examples/NET6Examples/Stmt)                                   | Parameter binding with TDengine Connector |
+| [schemaless](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/NET6Examples/schemaless)                       | Schemaless writes with TDengine Connector |
+| [async query](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/NET6Examples/AsyncQuery/QueryAsync.cs) | Asynchronous queries with TDengine Connector |
+| [Subscription](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/NET6Examples/TMQ/TMQ.cs)      | Subscription example with TDengine Connector |
+| [Basic WebSocket Usage](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/FrameWork45/WS/WebSocketSample.cs)      | WebSocket basic data in and out with TDengine connector  |
+| [WebSocket Parameter Binding](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/FrameWork45/WS/WebSocketSTMT.cs)      | WebSocket parameter binding example |
 
 ## Important update records
 

docs/zh/08-connector/40-csharp.mdx

@@ -253,14 +253,14 @@ namespace TDengineExample
 
 |示例程序                                                                                                               | 示例程序描述                                       |
 |--------------------------------------------------------------------------------------------------------------------|--------------------------------------------|
-| [CURD](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/Query/Query.cs)                         | 使用 TDengine.Connector 实现的建表、插入、查询示例    |
-| [JSON Tag](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/JSONTag)                             | 使用 TDengine.Connector 实现的写入和查询 JSON tag 类型数据的示例 |
-| [stmt](https://github.com/taosdata/taos-connector-dotnet/tree/3.0/examples/Stmt)                                   | 使用 TDengine.Connector 实现的参数绑定插入和查询的示例 |
-| [schemaless](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/schemaless)                       | 使用 TDengine.Connector 实现的使用 schemaless 写入的示例 |
-| [async query](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/AsyncQuery/QueryAsync.cs) | 使用 TDengine.Connector 实现的异步查询的示例 |
-| [数据订阅（TMQ）](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/TMQ/TMQ.cs)      | 使用 TDengine.Connector 实现的订阅数据的示例 |
-| [Basic WebSocket Usage](https://github.com/taosdata/taos-connector-dotnet/blob/5a4a7cd0dbcda114447cdc6d0c6dedd8e84a52da/examples/WS/WebSocketSample.cs)      | 使用 TDengine.Connector 的 WebSocket 基本的示例 |
-| [Basic WebSocket STMT](https://github.com/taosdata/taos-connector-dotnet/blob/5a4a7cd0dbcda114447cdc6d0c6dedd8e84a52da/examples/WS/WebSocketSTMT.cs)      | 使用 TDengine.Connector 的 WebSocket STMT 基本的示例 |
+| [CURD](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/NET6Examples/Query/Query.cs)                         | 使用 TDengine.Connector 实现的建表、插入、查询示例    |
+| [JSON Tag](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/NET6Examples/JSONTag)                             | 使用 TDengine.Connector 实现的写入和查询 JSON tag 类型数据的示例 |
+| [stmt](https://github.com/taosdata/taos-connector-dotnet/tree/3.0/examples/NET6Examples/Stmt)                                   | 使用 TDengine.Connector 实现的参数绑定插入和查询的示例 |
+| [schemaless](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/NET6Examples/schemaless)                       | 使用 TDengine.Connector 实现的使用 schemaless 写入的示例 |
+| [async query](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/NET6Examples/AsyncQuery/QueryAsync.cs) | 使用 TDengine.Connector 实现的异步查询的示例 |
+| [数据订阅（TMQ）](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/NET6Examples/TMQ/TMQ.cs)      | 使用 TDengine.Connector 实现的订阅数据的示例 |
+| [Basic WebSocket Usage](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/FrameWork45/WS/WebSocketSample.cs)      | 使用 TDengine.Connector 的 WebSocket 基本的示例 |
+| [Basic WebSocket STMT](https://github.com/taosdata/taos-connector-dotnet/blob/3.0/examples/FrameWork45/WS/WebSocketSTMT.cs)      | 使用 TDengine.Connector 的 WebSocket STMT 基本的示例 |
 
 ## 重要更新记录
 

include/common/tglobal.h

@@ -69,6 +69,9 @@ extern int32_t tsElectInterval;
 extern int32_t tsHeartbeatInterval;
 extern int32_t tsHeartbeatTimeout;
 
+// vnode
+extern int64_t tsVndCommitMaxIntervalMs;
+
 // monitor
 extern bool     tsEnableMonitor;
 extern int32_t  tsMonitorInterval;
@@ -82,6 +85,10 @@ extern bool     tsEnableTelem;
 extern int32_t  tsTelemInterval;
 extern char     tsTelemServer[];
 extern uint16_t tsTelemPort;
+extern bool     tsEnableCrashReport;
+extern char*    tsTelemUri;
+extern char*    tsClientCrashReportUri;
+extern char*    tsSvrCrashReportUri;
 
 // query buffer management
 extern int32_t tsQueryBufferSize;  // maximum allowed usage buffer size in MB for each data node during query processing

include/libs/sync/sync.h

@@ -49,10 +49,12 @@ extern "C" {
 #define SYNC_HEARTBEAT_REPLY_SLOW_MS 1500
 #define SYNC_SNAP_RESEND_MS          1000 * 60
 
+#define SYNC_VND_COMMIT_MIN_MS 1000
+
 #define SYNC_MAX_BATCH_SIZE 1
 #define SYNC_INDEX_BEGIN    0
 #define SYNC_INDEX_INVALID  -1
-#define SYNC_TERM_INVALID   -1  // 0xFFFFFFFFFFFFFFFF
+#define SYNC_TERM_INVALID   -1
 
 typedef enum {
   SYNC_STRATEGY_NO_SNAPSHOT = 0,

include/libs/transport/thttp.h

@@ -24,7 +24,7 @@ extern "C" {
 
 typedef enum { HTTP_GZIP, HTTP_FLAT } EHttpCompFlag;
 
-int32_t taosSendHttpReport(const char* server, uint16_t port, char* pCont, int32_t contLen, EHttpCompFlag flag);
+int32_t taosSendHttpReport(const char* server, const char* uri, uint16_t port, char* pCont, int32_t contLen, EHttpCompFlag flag);
 
 #ifdef __cplusplus
 }

include/os/osSystem.h

@@ -46,27 +46,73 @@ void    taosSetTerminalMode();
 int32_t taosGetOldTerminalMode();
 void    taosResetTerminalMode();
 
+#define STACKSIZE 100
+
 #if !defined(WINDOWS)
-#define taosPrintTrace(flags, level, dflag)                                \
-  {                                                                        \
-    void*   array[100];                                                    \
-    int32_t size = backtrace(array, 100);                                  \
-    char**  strings = backtrace_symbols(array, size);                      \
-    if (strings != NULL) {                                                 \
-      taosPrintLog(flags, level, dflag, "obtained %d stack frames", size); \
-      for (int32_t i = 0; i < size; i++) {                                 \
-        taosPrintLog(flags, level, dflag, "frame:%d, %s", i, strings[i]);  \
-      }                                                                    \
-    }                                                                      \
-                                                                           \
-    taosMemoryFree(strings);                                               \
+#define taosLogTraceToBuf(buf, bufSize, ignoreNum) {                                                                      \
+  void*   array[STACKSIZE];                                                                                                     \
+  int32_t size = backtrace(array, STACKSIZE);                                                                                   \
+  char**  strings = backtrace_symbols(array, size);                                                                       \
+  int32_t offset = 0;                                                                                                     \
+  if (strings != NULL) {                                                                                                  \
+    offset = snprintf(buf, bufSize - 1, "obtained %d stack frames\n", (ignoreNum > 0) ? size - ignoreNum : size);           \
+    for (int32_t i = (ignoreNum > 0) ? ignoreNum : 0; i < size; i++) {                                                    \
+      offset += snprintf(buf + offset, bufSize - 1 - offset, "frame:%d, %s\n", (ignoreNum > 0) ? i - ignoreNum : i, strings[i]);     \
+    }                                                                                                                     \
+  }                                                                                                                       \
+                                                                                                                          \
+  taosMemoryFree(strings);                                                                                                \
+}
+
+#define taosPrintTrace(flags, level, dflag, ignoreNum)                                                          \
+  {                                                                                                             \
+    void*   array[STACKSIZE];                                                                                         \
+    int32_t size = backtrace(array, STACKSIZE);                                                                       \
+    char**  strings = backtrace_symbols(array, size);                                                           \
+    if (strings != NULL) {                                                                                      \
+      taosPrintLog(flags, level, dflag, "obtained %d stack frames", (ignoreNum > 0) ? size - ignoreNum : size); \
+      for (int32_t i = (ignoreNum > 0) ? ignoreNum : 0; i < size; i++) {                                        \
+        taosPrintLog(flags, level, dflag, "frame:%d, %s", (ignoreNum > 0) ? i - ignoreNum : i, strings[i]);     \
+      }                                                                                                         \
+    }                                                                                                           \
+                                                                                                                \
+    taosMemoryFree(strings);                                                                                    \
   }
 #else
+
 #include <windows.h>
 #include <dbghelp.h>
 
-#define STACKSIZE 64
-#define taosPrintTrace(flags, level, dflag)                                                                \
+#define taosLogTraceToBuf(buf, bufSize, ignoreNum) {                                                                                                        \
+    unsigned int   i;                                                                                                 \
+    void*          stack[STACKSIZE];                                                                                  \
+    unsigned short frames;                                                                                            \
+    SYMBOL_INFO*   symbol;                                                                                            \
+    HANDLE         process;                                                                                           \
+    int32_t        offset = 0;                                                                                        \
+                                                                                                                      \
+    process = GetCurrentProcess();                                                                                    \
+                                                                                                                      \
+    SymInitialize(process, NULL, TRUE);                                                                               \
+                                                                                                                      \
+    frames = CaptureStackBackTrace(0, STACKSIZE, stack, NULL);                                                        \
+    symbol = (SYMBOL_INFO*)calloc(sizeof(SYMBOL_INFO) + 256 * sizeof(char), 1);                                       \
+    if (symbol != NULL) {                                                                                             \
+        symbol->MaxNameLen = 255;                                                                                     \
+        symbol->SizeOfStruct = sizeof(SYMBOL_INFO);                                                                   \
+                                                                                                                      \
+        if (frames > 0) {                                                                                             \
+          offset = snprintf(buf, bufSize - 1, "obtained %d stack frames\n", (ignoreNum > 0) ? frames - ignoreNum : frames);                                    \
+          for (i = (ignoreNum > 0) ? ignoreNum : 0; i < frames; i++) {                                                                              \
+            SymFromAddr(process, (DWORD64)(stack[i]), 0, symbol);                                                     \
+            offset += snprintf(buf + offset, bufSize - 1 - offset, "frame:%i, %s - 0x%0X\n", (ignoreNum > 0) ? i - ignoreNum : i, symbol->Name, symbol->Address); \
+          }                                                                                                           \
+        }                                                                                                             \
+        free(symbol);                                                                                                 \
+    }                                                                                                                 \
+  }
+
+#define taosPrintTrace(flags, level, dflag, ignoreNum)                                                                \
   {                                                                                                        \
     unsigned int   i;                                                                                                 \
     void*          stack[STACKSIZE];                                                                                  \
@@ -85,10 +131,10 @@ void    taosResetTerminalMode();
         symbol->SizeOfStruct = sizeof(SYMBOL_INFO);                                                                   \
                                                                                                                       \
         if (frames > 0) {                                                                                             \
-          taosPrintLog(flags, level, dflag, "obtained %d stack frames", frames);                                      \
-          for (i = 0; i < frames; i++) {                                                                              \
+          taosPrintLog(flags, level, dflag, "obtained %d stack frames\n", (ignoreNum > 0) ? frames - ignoreNum : frames);                                      \
+          for (i = (ignoreNum > 0) ? ignoreNum : 0; i < frames; i++) {                                                                              \
             SymFromAddr(process, (DWORD64)(stack[i]), 0, symbol);                                                     \
-            taosPrintLog(flags, level, dflag, "frame:%i: %s - 0x%0X", frames - i - 1, symbol->Name, symbol->Address); \
+            taosPrintLog(flags, level, dflag, "frame:%i, %s - 0x%0X\n", (ignoreNum > 0) ? i - ignoreNum : i, symbol->Name, symbol->Address); \
           }                                                                                                           \
         }                                                                                                             \
         free(symbol);                                                                                                 \

include/util/tlog.h

@@ -99,6 +99,11 @@ bool taosAssertRelease(bool condition);
 #endif
 #endif
 
+void taosLogCrashInfo(char* nodeType, char* pMsg, int64_t msgLen, int signum, void *sigInfo);
+void taosReadCrashInfo(char* filepath, char** pMsg, int64_t* pMsgLen, TdFilePtr* pFd);
+void taosReleaseCrashLogFile(TdFilePtr pFile, bool truncateFile);
+int32_t taosGenCrashJsonMsg(int signum, char** pMsg, int64_t clusterId, int64_t startTime);
+
 // clang-format off
 #define uFatal(...) { if (uDebugFlag & DEBUG_FATAL) { taosPrintLog("UTL FATAL", DEBUG_FATAL, tsLogEmbedded ? 255 : uDebugFlag, __VA_ARGS__); }}
 #define uError(...) { if (uDebugFlag & DEBUG_ERROR) { taosPrintLog("UTL ERROR ", DEBUG_ERROR, tsLogEmbedded ? 255 : uDebugFlag, __VA_ARGS__); }}

packaging/cfg/taos.cfg

@@ -43,6 +43,9 @@
 # Switch for allowing TDengine to collect and report service usage information
 # telemetryReporting        1
 
+# Switch for allowing TDengine to collect and report crash information
+# crashReporting            1
+
 # The maximum number of vnodes supported by this dnode
 # supportVnodes             0
 

source/client/inc/clientInt.h

@@ -312,6 +312,8 @@ extern SAppInfo appInfo;
 extern int32_t  clientReqRefPool;
 extern int32_t  clientConnRefPool;
 extern int32_t  timestampDeltaLimit;
+extern int64_t  lastClusterId;
+
 
 __async_send_cb_fn_t getMsgRspHandle(int32_t msgType);
 
@@ -339,6 +341,7 @@ void  resetConnectDB(STscObj* pTscObj);
 int taos_options_imp(TSDB_OPTION option, const char* str);
 
 void* openTransporter(const char* user, const char* auth, int32_t numOfThreads);
+void tscStopCrashReport();
 
 typedef struct AsyncArg {
   SRpcMsg msg;

source/client/src/clientEnv.c

@@ -28,13 +28,16 @@
 #include "trpc.h"
 #include "tsched.h"
 #include "ttime.h"
+#include "thttp.h"
 
 #define TSC_VAR_NOT_RELEASE 1
 #define TSC_VAR_RELEASED    0
 
 SAppInfo appInfo;
+int64_t  lastClusterId = 0;
 int32_t  clientReqRefPool = -1;
 int32_t  clientConnRefPool = -1;
+int32_t  clientStop = 0;
 
 int32_t timestampDeltaLimit = 900;  // s
 
@@ -393,6 +396,146 @@ void destroyRequest(SRequestObj *pRequest) {
   removeRequest(pRequest->self);
 }
 
+void taosClientCrash(int signum, void *sigInfo, void *context) {
+  taosIgnSignal(SIGTERM);
+  taosIgnSignal(SIGHUP);
+  taosIgnSignal(SIGINT);
+  taosIgnSignal(SIGBREAK);
+
+#if !defined(WINDOWS)
+  taosIgnSignal(SIGBUS);
+#endif  
+  taosIgnSignal(SIGABRT);
+  taosIgnSignal(SIGFPE);
+  taosIgnSignal(SIGSEGV);
+
+  char *pMsg = NULL;
+  const char *flags = "UTL FATAL ";
+  ELogLevel   level = DEBUG_FATAL;
+  int32_t     dflag = 255;
+  int64_t     msgLen= -1;
+
+  if (tsEnableCrashReport) {
+    if (taosGenCrashJsonMsg(signum, &pMsg, lastClusterId, appInfo.startTime)) {
+      taosPrintLog(flags, level, dflag, "failed to generate crash json msg");
+      goto _return;
+    } else {
+      msgLen = strlen(pMsg);  
+    }
+  }
+  
+_return:
+
+  taosLogCrashInfo("taos", pMsg, msgLen, signum, sigInfo);
+
+  exit(signum);
+}
+
+void crashReportThreadFuncUnexpectedStopped(void) { atomic_store_32(&clientStop, -1); }
+
+static void *tscCrashReportThreadFp(void *param) {
+  setThreadName("client-crashReport");
+  char filepath[PATH_MAX] = {0};
+  snprintf(filepath, sizeof(filepath), "%s%s.taosCrashLog", tsLogDir, TD_DIRSEP);
+  char *pMsg = NULL;
+  int64_t msgLen = 0;
+  TdFilePtr pFile = NULL;
+  bool truncateFile = false;
+  int32_t sleepTime = 200;
+  int32_t reportPeriodNum = 3600 * 1000 / sleepTime;
+  int32_t loopTimes = reportPeriodNum;
+
+#ifdef WINDOWS
+  if (taosCheckCurrentInDll()) {
+    atexit(crashReportThreadFuncUnexpectedStopped);
+  }
+#endif
+  
+  while (1) {
+    if (clientStop) break;
+    if (loopTimes++ < reportPeriodNum) {
+      taosMsleep(sleepTime);
+      continue;
+    }
+
+    taosReadCrashInfo(filepath, &pMsg, &msgLen, &pFile);
+    if (pMsg && msgLen > 0) {
+      if (taosSendHttpReport(tsTelemServer, tsClientCrashReportUri, tsTelemPort, pMsg, msgLen, HTTP_FLAT) != 0) {
+        tscError("failed to send crash report");
+        if (pFile) {
+          taosReleaseCrashLogFile(pFile, false);
+          continue;
+        }
+      } else {
+        tscInfo("succeed to send crash report");
+        truncateFile = true;
+      }
+    } else {
+      tscDebug("no crash info");
+    }
+
+    taosMemoryFree(pMsg);
+
+    if (pMsg && msgLen > 0) {
+      pMsg = NULL;
+      continue;
+    }
+    
+    if (pFile) {
+      taosReleaseCrashLogFile(pFile, truncateFile);
+      truncateFile = false;
+    }
+    
+    taosMsleep(sleepTime);
+    loopTimes = 0;
+  }
+
+  clientStop = -1;
+  return NULL;
+}
+
+int32_t tscCrashReportInit() {
+  if (!tsEnableCrashReport) {
+    return 0;
+  }
+  
+  TdThreadAttr thAttr;
+  taosThreadAttrInit(&thAttr);
+  taosThreadAttrSetDetachState(&thAttr, PTHREAD_CREATE_JOINABLE);
+  TdThread            crashReportThread;
+  if (taosThreadCreate(&crashReportThread, &thAttr, tscCrashReportThreadFp, NULL) != 0) {
+    tscError("failed to create crashReport thread since %s", strerror(errno));
+    return -1;
+  }
+
+  taosThreadAttrDestroy(&thAttr);
+  return 0;
+}
+
+void tscStopCrashReport() {
+  if (!tsEnableCrashReport) {
+    return;
+  }
+
+  if (atomic_val_compare_exchange_32(&clientStop, 0, 1)) {
+    tscDebug("hb thread already stopped");
+    return;
+  }
+
+  while (atomic_load_32(&clientStop) > 0) {
+    taosMsleep(100);
+  }
+}
+
+static void tscSetSignalHandle() {
+#if !defined(WINDOWS)
+  taosSetSignal(SIGBUS, taosClientCrash);
+#endif
+  taosSetSignal(SIGABRT, taosClientCrash);
+  taosSetSignal(SIGFPE, taosClientCrash);
+  taosSetSignal(SIGSEGV, taosClientCrash);
+}
+
 void taos_init_imp(void) {
   // In the APIs of other program language, taos_cleanup is not available yet.
   // So, to make sure taos_cleanup will be invoked to clean up the allocated resource to suppress the valgrind warning.
@@ -400,6 +543,10 @@ void taos_init_imp(void) {
   errno = TSDB_CODE_SUCCESS;
   taosSeedRand(taosGetTimestampSec());
 
+  appInfo.pid = taosGetPId();
+  appInfo.startTime = taosGetTimestampMs();
+  appInfo.pInstMap = taosHashInit(4, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_ENTRY_LOCK);
+
   deltaToUtcInitOnce();
 
   if (taosCreateLog("taoslog", 10, configDir, NULL, NULL, NULL, NULL, 1) != 0) {
@@ -412,6 +559,8 @@ void taos_init_imp(void) {
     return;
   }
 
+  tscSetSignalHandle();
+
   initQueryModuleMsgHandle();
 
   if (taosConvInit() != 0) {
@@ -442,9 +591,8 @@ void taos_init_imp(void) {
   taosGetAppName(appInfo.appName, NULL);
   taosThreadMutexInit(&appInfo.mutex, NULL);
 
-  appInfo.pid = taosGetPId();
-  appInfo.startTime = taosGetTimestampMs();
-  appInfo.pInstMap = taosHashInit(4, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_ENTRY_LOCK);
+  tscCrashReportInit();
+  
   tscDebug("client is initialized successfully");
 }
 

source/client/src/clientImpl.c

@@ -1232,7 +1232,7 @@ STscObj* taosConnectImpl(const char* user, const char* auth, const char* db, __t
 
   int64_t transporterId = 0;
   asyncSendMsgToServer(pTscObj->pAppInfo->pTransporter, &pTscObj->pAppInfo->mgmtEp.epSet, &transporterId, body);
-
+  
   tsem_wait(&pRequest->body.rspSem);
   if (pRequest->code != TSDB_CODE_SUCCESS) {
     const char* errorMsg =

source/client/src/clientMain.c

@@ -55,6 +55,8 @@ void taos_cleanup(void) {
     return;
   }
 
+  tscStopCrashReport();
+
   int32_t id = clientReqRefPool;
   clientReqRefPool = -1;
   taosCloseRef(id);
@@ -106,7 +108,7 @@ TAOS *taos_connect(const char *ip, const char *user, const char *pass, const cha
   if (pass == NULL) {
     pass = TSDB_DEFAULT_PASS;
   }
-
+  
   STscObj *pObj = taos_connect_internal(ip, user, pass, NULL, db, port, CONN_TYPE__QUERY);
   if (pObj) {
     int64_t *rid = taosMemoryCalloc(1, sizeof(int64_t));

source/client/src/clientMsgHandler.c

@@ -119,6 +119,7 @@ int32_t processConnectRsp(void* param, SDataBuf* pMsg, int32_t code) {
 
   // update the appInstInfo
   pTscObj->pAppInfo->clusterId = connectRsp.clusterId;
+  lastClusterId = connectRsp.clusterId;
 
   pTscObj->connType = connectRsp.connType;
 

source/common/src/tglobal.c

@@ -60,6 +60,9 @@ int32_t tsElectInterval = 25 * 1000;
 int32_t tsHeartbeatInterval = 1000;
 int32_t tsHeartbeatTimeout = 20 * 1000;
 
+// vnode
+int64_t tsVndCommitMaxIntervalMs = 60 * 1000;
+
 // monitor
 bool     tsEnableMonitor = true;
 int32_t  tsMonitorInterval = 30;
@@ -73,6 +76,11 @@ bool     tsEnableTelem = true;
 int32_t  tsTelemInterval = 43200;
 char     tsTelemServer[TSDB_FQDN_LEN] = "telemetry.taosdata.com";
 uint16_t tsTelemPort = 80;
+char*    tsTelemUri = "/report";
+
+bool     tsEnableCrashReport = true;
+char*    tsClientCrashReportUri = "/ccrashreport";
+char*    tsSvrCrashReportUri = "/dcrashreport";
 
 // schemaless
 char tsSmlTagName[TSDB_COL_NAME_LEN] = "_tag_null";
@@ -202,7 +210,9 @@ int32_t taosSetTfsCfg(SConfig *pCfg) {
 int32_t taosSetTfsCfg(SConfig *pCfg);
 #endif
 
-struct SConfig *taosGetCfg() { return tsCfg; }
+struct SConfig *taosGetCfg() {
+  return tsCfg;
+}
 
 static int32_t taosLoadCfg(SConfig *pCfg, const char **envCmd, const char *inputCfgDir, const char *envFile,
                            char *apolloUrl) {
@@ -314,6 +324,7 @@ static int32_t taosAddClientCfg(SConfig *pCfg) {
   if (cfgAddInt32(pCfg, "maxMemUsedByInsert", tsMaxMemUsedByInsert, 1, INT32_MAX, true) != 0) return -1;
   if (cfgAddInt32(pCfg, "maxRetryWaitTime", tsMaxRetryWaitTime, 0, 86400000, 0) != 0) return -1;
   if (cfgAddBool(pCfg, "useAdapter", tsUseAdapter, true) != 0) return -1;
+  if (cfgAddBool(pCfg, "crashReporting", tsEnableCrashReport, true) != 0) return -1;
 
   tsNumOfTaskQueueThreads = tsNumOfCores / 2;
   tsNumOfTaskQueueThreads = TMAX(tsNumOfTaskQueueThreads, 4);
@@ -377,7 +388,7 @@ static int32_t taosAddServerCfg(SConfig *pCfg) {
   if (cfgAddInt32(pCfg, "queryRspPolicy", tsQueryRspPolicy, 0, 1, 0) != 0) return -1;
 
   tsNumOfRpcThreads = tsNumOfCores / 2;
-  tsNumOfRpcThreads = TRANGE(tsNumOfRpcThreads, 1, 4);
+  tsNumOfRpcThreads = TRANGE(tsNumOfRpcThreads, 1, TSDB_MAX_RPC_THREADS);
   if (cfgAddInt32(pCfg, "numOfRpcThreads", tsNumOfRpcThreads, 1, 1024, 0) != 0) return -1;
 
   tsNumOfCommitThreads = tsNumOfCores / 2;
@@ -427,6 +438,8 @@ static int32_t taosAddServerCfg(SConfig *pCfg) {
   if (cfgAddInt32(pCfg, "syncHeartbeatInterval", tsHeartbeatInterval, 10, 1000 * 60 * 24 * 2, 0) != 0) return -1;
   if (cfgAddInt32(pCfg, "syncHeartbeatTimeout", tsHeartbeatTimeout, 10, 1000 * 60 * 24 * 2, 0) != 0) return -1;
 
+  if (cfgAddInt64(pCfg, "vndCommitMaxInterval", tsVndCommitMaxIntervalMs, 1000, 1000 * 60 * 60, 0) != 0) return -1;
+
   if (cfgAddBool(pCfg, "monitor", tsEnableMonitor, 0) != 0) return -1;
   if (cfgAddInt32(pCfg, "monitorInterval", tsMonitorInterval, 1, 200000, 0) != 0) return -1;
   if (cfgAddString(pCfg, "monitorFqdn", tsMonitorFqdn, 0) != 0) return -1;
@@ -434,6 +447,7 @@ static int32_t taosAddServerCfg(SConfig *pCfg) {
   if (cfgAddInt32(pCfg, "monitorMaxLogs", tsMonitorMaxLogs, 1, 1000000, 0) != 0) return -1;
   if (cfgAddBool(pCfg, "monitorComp", tsMonitorComp, 0) != 0) return -1;
 
+  if (cfgAddBool(pCfg, "crashReporting", tsEnableCrashReport, 0) != 0) return -1;
   if (cfgAddBool(pCfg, "telemetryReporting", tsEnableTelem, 0) != 0) return -1;
   if (cfgAddInt32(pCfg, "telemetryInterval", tsTelemInterval, 1, 200000, 0) != 0) return -1;
   if (cfgAddString(pCfg, "telemetryServer", tsTelemServer, 0) != 0) return -1;
@@ -665,6 +679,7 @@ static int32_t taosSetClientCfg(SConfig *pCfg) {
   tsQueryUseNodeAllocator = cfgGetItem(pCfg, "queryUseNodeAllocator")->bval;
   tsKeepColumnName = cfgGetItem(pCfg, "keepColumnName")->bval;
   tsUseAdapter = cfgGetItem(pCfg, "useAdapter")->bval;
+  tsEnableCrashReport = cfgGetItem(pCfg, "crashReporting")->bval;
 
   tsMaxRetryWaitTime = cfgGetItem(pCfg, "maxRetryWaitTime")->i32;
   return 0;
@@ -715,7 +730,7 @@ static int32_t taosSetServerCfg(SConfig *pCfg) {
   tsNumOfSnodeWriteThreads = cfgGetItem(pCfg, "numOfSnodeUniqueThreads")->i32;
   tsRpcQueueMemoryAllowed = cfgGetItem(pCfg, "rpcQueueMemoryAllowed")->i64;
 
-  tsSIMDBuiltins = (bool) cfgGetItem(pCfg, "SIMD-builtins")->bval;
+  tsSIMDBuiltins = (bool)cfgGetItem(pCfg, "SIMD-builtins")->bval;
 
   tsEnableMonitor = cfgGetItem(pCfg, "monitor")->bval;
   tsMonitorInterval = cfgGetItem(pCfg, "monitorInterval")->i32;
@@ -726,6 +741,7 @@ static int32_t taosSetServerCfg(SConfig *pCfg) {
   tsQueryRspPolicy = cfgGetItem(pCfg, "queryRspPolicy")->i32;
 
   tsEnableTelem = cfgGetItem(pCfg, "telemetryReporting")->bval;
+  tsEnableCrashReport = cfgGetItem(pCfg, "crashReporting")->bval;
   tsTelemInterval = cfgGetItem(pCfg, "telemetryInterval")->i32;
   tstrncpy(tsTelemServer, cfgGetItem(pCfg, "telemetryServer")->str, TSDB_FQDN_LEN);
   tsTelemPort = (uint16_t)cfgGetItem(pCfg, "telemetryPort")->i32;
@@ -743,6 +759,8 @@ static int32_t taosSetServerCfg(SConfig *pCfg) {
   tsHeartbeatInterval = cfgGetItem(pCfg, "syncHeartbeatInterval")->i32;
   tsHeartbeatTimeout = cfgGetItem(pCfg, "syncHeartbeatTimeout")->i32;
 
+  tsVndCommitMaxIntervalMs = cfgGetItem(pCfg, "vndCommitMaxInterval")->i64;
+
   tsStartUdfd = cfgGetItem(pCfg, "udf")->bval;
   tstrncpy(tsUdfdResFuncs, cfgGetItem(pCfg, "udfdResFuncs")->str, sizeof(tsUdfdResFuncs));
   tstrncpy(tsUdfdLdLibPath, cfgGetItem(pCfg, "udfdLdLibPath")->str, sizeof(tsUdfdLdLibPath));
@@ -795,6 +813,8 @@ int32_t taosSetCfg(SConfig *pCfg, char *name) {
         tsCountAlwaysReturnValue = cfgGetItem(pCfg, "countAlwaysReturnValue")->i32;
       } else if (strcasecmp("cDebugFlag", name) == 0) {
         cDebugFlag = cfgGetItem(pCfg, "cDebugFlag")->i32;
+      } else if (strcasecmp("crashReporting", name) == 0) {
+        tsEnableCrashReport = cfgGetItem(pCfg, "crashReporting")->bval;
       }
       break;
     }

source/dnode/mgmt/exe/dmMain.c

@@ -44,6 +44,7 @@ static struct {
   char         apolloUrl[PATH_MAX];
   const char **envCmd;
   SArray      *pArgs;  // SConfigPair
+  int64_t      startTime;
 } global = {0};
 
 static void dmSetDebugFlag(int32_t signum, void *sigInfo, void *context) { taosSetAllDebugFlag(143, true); }
@@ -67,23 +68,67 @@ static void dmStopDnode(int signum, void *sigInfo, void *context) {
   dmStop();
 }
 
+void dmLogCrash(int signum, void *sigInfo, void *context) {
+  taosIgnSignal(SIGTERM);
+  taosIgnSignal(SIGHUP);
+  taosIgnSignal(SIGINT);
+  taosIgnSignal(SIGBREAK);
+
+#ifndef WINDOWS  
+  taosIgnSignal(SIGBUS);
+#endif
+  taosIgnSignal(SIGABRT);
+  taosIgnSignal(SIGFPE);
+  taosIgnSignal(SIGSEGV);
+
+  char *pMsg = NULL;
+  const char *flags = "UTL FATAL ";
+  ELogLevel   level = DEBUG_FATAL;
+  int32_t     dflag = 255;
+  int64_t     msgLen= -1;
+  
+  if (tsEnableCrashReport) {
+    if (taosGenCrashJsonMsg(signum, &pMsg, dmGetClusterId(), global.startTime)) {
+      taosPrintLog(flags, level, dflag, "failed to generate crash json msg");
+      goto _return;
+    } else {
+      msgLen = strlen(pMsg);  
+    }
+  }
+  
+_return:
+
+  taosLogCrashInfo("taosd", pMsg, msgLen, signum, sigInfo);
+
+  exit(signum);
+}
+
 static void dmSetSignalHandle() {
   taosSetSignal(SIGUSR1, dmSetDebugFlag);
   taosSetSignal(SIGUSR2, dmSetAssert);
   taosSetSignal(SIGTERM, dmStopDnode);
   taosSetSignal(SIGHUP, dmStopDnode);
   taosSetSignal(SIGINT, dmStopDnode);
-  taosSetSignal(SIGABRT, dmStopDnode);
   taosSetSignal(SIGBREAK, dmStopDnode);
 #ifndef WINDOWS
   taosSetSignal(SIGTSTP, dmStopDnode);
   taosSetSignal(SIGQUIT, dmStopDnode);
 #endif
+
+#ifndef WINDOWS
+  taosSetSignal(SIGBUS, dmLogCrash);
+#endif  
+  taosSetSignal(SIGABRT, dmLogCrash);
+  taosSetSignal(SIGFPE, dmLogCrash);
+  taosSetSignal(SIGSEGV, dmLogCrash);
 }
 
 static int32_t dmParseArgs(int32_t argc, char const *argv[]) {
+  global.startTime = taosGetTimestampMs();
+
   int32_t cmdEnvIndex = 0;
   if (argc < 2) return 0;
+  
   global.envCmd = taosMemoryMalloc((argc - 1) * sizeof(char *));
   memset(global.envCmd, 0, (argc - 1) * sizeof(char *));
   for (int32_t i = 1; i < argc; ++i) {

source/dnode/mgmt/mgmt_dnode/inc/dmInt.h

@@ -29,6 +29,7 @@ typedef struct SDnodeMgmt {
   const char         *name;
   TdThread            statusThread;
   TdThread            monitorThread;
+  TdThread            crashReportThread;
   SSingleWorker       mgmtWorker;
   ProcessCreateNodeFp processCreateNodeFp;
   ProcessDropNodeFp   processDropNodeFp;
@@ -55,6 +56,8 @@ int32_t dmStartStatusThread(SDnodeMgmt *pMgmt);
 void    dmStopStatusThread(SDnodeMgmt *pMgmt);
 int32_t dmStartMonitorThread(SDnodeMgmt *pMgmt);
 void    dmStopMonitorThread(SDnodeMgmt *pMgmt);
+int32_t dmStartCrashReportThread(SDnodeMgmt *pMgmt);
+void    dmStopCrashReportThread(SDnodeMgmt *pMgmt);
 int32_t dmStartWorker(SDnodeMgmt *pMgmt);
 void    dmStopWorker(SDnodeMgmt *pMgmt);
 

source/dnode/mgmt/mgmt_dnode/src/dmInt.c

@@ -23,6 +23,9 @@ static int32_t dmStartMgmt(SDnodeMgmt *pMgmt) {
   if (dmStartMonitorThread(pMgmt) != 0) {
     return -1;
   }
+  if (dmStartCrashReportThread(pMgmt) != 0) {
+    return -1;
+  }
   return 0;
 }
 
@@ -30,6 +33,7 @@ static void dmStopMgmt(SDnodeMgmt *pMgmt) {
   pMgmt->pData->stopped = true;
   dmStopMonitorThread(pMgmt);
   dmStopStatusThread(pMgmt);
+  dmStopCrashReportThread(pMgmt);
 }
 
 static int32_t dmOpenMgmt(SMgmtInputOpt *pInput, SMgmtOutputOpt *pOutput) {

source/dnode/mgmt/mgmt_dnode/src/dmWorker.c

@@ -15,6 +15,7 @@
 
 #define _DEFAULT_SOURCE
 #include "dmInt.h"
+#include "thttp.h"
 
 static void *dmStatusThreadFp(void *param) {
   SDnodeMgmt *pMgmt = param;
@@ -63,6 +64,63 @@ static void *dmMonitorThreadFp(void *param) {
   return NULL;
 }
 
+static void *dmCrashReportThreadFp(void *param) {
+  SDnodeMgmt *pMgmt = param;
+  int64_t     lastTime = taosGetTimestampMs();
+  setThreadName("dnode-crashReport");
+  char filepath[PATH_MAX] = {0};
+  snprintf(filepath, sizeof(filepath), "%s%s.taosdCrashLog", tsLogDir, TD_DIRSEP);
+  char *pMsg = NULL;
+  int64_t msgLen = 0;
+  TdFilePtr pFile = NULL;
+  bool truncateFile = false;
+  int32_t sleepTime = 200;
+  int32_t reportPeriodNum = 3600 * 1000 / sleepTime;;
+  int32_t loopTimes = reportPeriodNum;
+  
+  while (1) {
+    if (pMgmt->pData->dropped || pMgmt->pData->stopped) break;
+    if (loopTimes++ < reportPeriodNum) {
+      taosMsleep(sleepTime);
+      continue;
+    }
+
+    taosReadCrashInfo(filepath, &pMsg, &msgLen, &pFile);
+    if (pMsg && msgLen > 0) {
+      if (taosSendHttpReport(tsTelemServer, tsSvrCrashReportUri, tsTelemPort, pMsg, msgLen, HTTP_FLAT) != 0) {
+        dError("failed to send crash report");
+        if (pFile) {
+          taosReleaseCrashLogFile(pFile, false);
+          continue;
+        }
+      } else {
+        dInfo("succeed to send crash report");
+        truncateFile = true;
+      }
+    } else {
+      dDebug("no crash info");
+    }
+
+    taosMemoryFree(pMsg);
+
+    if (pMsg && msgLen > 0) {
+      pMsg = NULL;
+      continue;
+    }
+    
+    if (pFile) {
+      taosReleaseCrashLogFile(pFile, truncateFile);
+      truncateFile = false;
+    }
+    
+    taosMsleep(sleepTime);
+    loopTimes = 0;
+  }
+
+  return NULL;
+}
+
+
 int32_t dmStartStatusThread(SDnodeMgmt *pMgmt) {
   TdThreadAttr thAttr;
   taosThreadAttrInit(&thAttr);
@@ -105,6 +163,36 @@ void dmStopMonitorThread(SDnodeMgmt *pMgmt) {
   }
 }
 
+int32_t dmStartCrashReportThread(SDnodeMgmt *pMgmt) {
+  if (!tsEnableCrashReport) {
+    return 0;
+  }
+
+  TdThreadAttr thAttr;
+  taosThreadAttrInit(&thAttr);
+  taosThreadAttrSetDetachState(&thAttr, PTHREAD_CREATE_JOINABLE);
+  if (taosThreadCreate(&pMgmt->crashReportThread, &thAttr, dmCrashReportThreadFp, pMgmt) != 0) {
+    dError("failed to create crashReport thread since %s", strerror(errno));
+    return -1;
+  }
+
+  taosThreadAttrDestroy(&thAttr);
+  tmsgReportStartup("dnode-crashReport", "initialized");
+  return 0;
+}
+
+void dmStopCrashReportThread(SDnodeMgmt *pMgmt) {
+  if (!tsEnableCrashReport) {
+    return;
+  }
+
+  if (taosCheckPthreadValid(pMgmt->crashReportThread)) {
+    taosThreadJoin(pMgmt->crashReportThread, NULL);
+    taosThreadClear(&pMgmt->crashReportThread);
+  }
+}
+
+
 static void dmProcessMgmtQueue(SQueueInfo *pInfo, SRpcMsg *pMsg) {
   SDnodeMgmt *pMgmt = pInfo->ahandle;
   int32_t     code = -1;

source/dnode/mgmt/mgmt_mnode/src/mmFile.c

@@ -15,6 +15,7 @@
 
 #define _DEFAULT_SOURCE
 #include "mmInt.h"
+#include "tjson.h"
 
 int32_t mmReadFile(const char *path, SMnodeOpt *pOption) {
   int32_t   code = TSDB_CODE_INVALID_JSON_FORMAT;
@@ -130,56 +131,70 @@ _OVER:
   return code;
 }
 
-int32_t mmWriteFile(const char *path, const SMnodeOpt *pOption) {
-  char file[PATH_MAX] = {0};
-  char realfile[PATH_MAX] = {0};
-  snprintf(file, sizeof(file), "%s%smnode.json.bak", path, TD_DIRSEP);
-  snprintf(realfile, sizeof(realfile), "%s%smnode.json", path, TD_DIRSEP);
-
-  TdFilePtr pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
-  if (pFile == NULL) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    dError("failed to write %s since %s", file, terrstr());
-    return -1;
-  }
-
-  int32_t len = 0;
-  int32_t maxLen = 4096;
-  char   *content = taosMemoryCalloc(1, maxLen + 1);
-
-  len += snprintf(content + len, maxLen - len, "{\n");
+static int32_t mmEncodeOption(SJson *pJson, const SMnodeOpt *pOption) {
   if (pOption->deploy && pOption->numOfReplicas > 0) {
-    len += snprintf(content + len, maxLen - len, "  \"selfIndex\": %d,\n", pOption->selfIndex);
-    len += snprintf(content + len, maxLen - len, "  \"replicas\": [{\n");
+    if (tjsonAddDoubleToObject(pJson, "selfIndex", pOption->selfIndex) < 0) return -1;
+
+    SJson *replicas = tjsonCreateArray();
+    if (replicas == NULL) return -1;
+    if (tjsonAddItemToObject(pJson, "replicas", replicas) < 0) return -1;
 
     for (int32_t i = 0; i < pOption->numOfReplicas; ++i) {
+      SJson *replica = tjsonCreateObject();
+      if (replica == NULL) return -1;
+
       const SReplica *pReplica = pOption->replicas + i;
-      if (pReplica != NULL && pReplica->id > 0) {
-        len += snprintf(content + len, maxLen - len, "    \"id\": %d,\n", pReplica->id);
-        len += snprintf(content + len, maxLen - len, "    \"fqdn\": \"%s\",\n", pReplica->fqdn);
-        len += snprintf(content + len, maxLen - len, "    \"port\": %u\n", pReplica->port);
-      }
-      if (i < pOption->numOfReplicas - 1) {
-        len += snprintf(content + len, maxLen - len, "  },{\n");
-      } else {
-        len += snprintf(content + len, maxLen - len, "  }],\n");
-      }
+      if (tjsonAddDoubleToObject(replica, "id", pReplica->id) < 0) return -1;
+      if (tjsonAddStringToObject(replica, "fqdn", pReplica->fqdn) < 0) return -1;
+      if (tjsonAddDoubleToObject(replica, "port", pReplica->port) < 0) return -1;
+      if (tjsonAddItemToArray(replicas, replica) < 0) return -1;
     }
   }
-  len += snprintf(content + len, maxLen - len, "  \"deployed\": %d\n", pOption->deploy);
-  len += snprintf(content + len, maxLen - len, "}\n");
 
-  taosWriteFile(pFile, content, len);
-  taosFsyncFile(pFile);
+  if (tjsonAddDoubleToObject(pJson, "deployed", pOption->deploy) < 0) return -1;
+
+  return 0;
+}
+
+int32_t mmWriteFile(const char *path, const SMnodeOpt *pOption) {
+  int32_t   code = -1;
+  char     *buffer = NULL;
+  SJson    *pJson = NULL;
+  TdFilePtr pFile = NULL;
+  char      file[PATH_MAX] = {0};
+  char      realfile[PATH_MAX] = {0};
+  snprintf(file, sizeof(file), "%s%smnode.json.bak", path, TD_DIRSEP);
+  snprintf(realfile, sizeof(realfile), "%s%smnode.json", path, TD_DIRSEP);
+
+  terrno = TSDB_CODE_OUT_OF_MEMORY;
+  pJson = tjsonCreateObject();
+  if (pJson == NULL) goto _OVER;
+  if (mmEncodeOption(pJson, pOption) != 0) goto _OVER;
+  buffer = tjsonToString(pJson);
+  if (buffer == NULL) goto _OVER;
+  terrno = 0;
+
+  pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
+  if (pFile == NULL) goto _OVER;
+
+  int32_t len = strlen(buffer);
+  if (taosWriteFile(pFile, buffer, len) <= 0) goto _OVER;
+  if (taosFsyncFile(pFile) < 0) goto _OVER;
+
   taosCloseFile(&pFile);
-  taosMemoryFree(content);
+  if (taosRenameFile(file, realfile) != 0) goto _OVER;
 
-  if (taosRenameFile(file, realfile) != 0) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    dError("failed to rename %s since %s", file, terrstr());
-    return -1;
-  }
+  code = 0;
+  dInfo("succeed to write mnode file:%s, deloyed:%d", realfile, pOption->deploy);
 
-  dDebug("succeed to write %s, deployed:%d", realfile, pOption->deploy);
-  return 0;
+_OVER:
+  if (pJson != NULL) tjsonDelete(pJson);
+  if (buffer != NULL) taosMemoryFree(buffer);
+  if (pFile != NULL) taosCloseFile(&pFile);
+
+  if (code != 0) {
+    if (terrno == 0) terrno = TAOS_SYSTEM_ERROR(errno);
+    dError("failed to write mnode file:%s since %s, deloyed:%d", realfile, terrstr(), pOption->deploy);
+  }
+  return code;
 }

source/dnode/mgmt/mgmt_vnode/src/vmFile.c

@@ -15,6 +15,7 @@
 
 #define _DEFAULT_SOURCE
 #include "vmInt.h"
+#include "tjson.h"
 
 #define MAX_CONTENT_LEN 2 * 1024 * 1024
 
@@ -144,65 +145,66 @@ _OVER:
   return code;
 }
 
-int32_t vmWriteVnodeListToFile(SVnodeMgmt *pMgmt) {
-  int32_t code = 0;
-  char    file[PATH_MAX] = {0};
-  char    realfile[PATH_MAX] = {0};
-  snprintf(file, sizeof(file), "%s%svnodes.json.bak", pMgmt->path, TD_DIRSEP);
-  snprintf(realfile, sizeof(file), "%s%svnodes.json", pMgmt->path, TD_DIRSEP);
-
-  TdFilePtr pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
-  if (pFile == NULL) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    dError("failed to write %s since %s", file, terrstr());
-    return -1;
-  }
-
-  int32_t     numOfVnodes = 0;
-  SVnodeObj **ppVnodes = vmGetVnodeListFromHash(pMgmt, &numOfVnodes);
-  if (ppVnodes == NULL) {
-    terrno = TSDB_CODE_OUT_OF_MEMORY;
-    code = -1;
-    dError("failed to write %s while get vnodelist", file);
-    goto _OVER;
-  }
-
-  int32_t len = 0;
-  int32_t maxLen = MAX_CONTENT_LEN;
-  char   *content = taosMemoryCalloc(1, maxLen + 1);
-  if (content == NULL) {
-    terrno = TSDB_CODE_OUT_OF_MEMORY;
-    code = -1;
-    dError("failed to write %s while malloc content", file);
-    goto _OVER;
-  }
+static int32_t vmEncodeVnodeList(SJson *pJson, SVnodeObj **ppVnodes, int32_t numOfVnodes) {
+  SJson *vnodes = tjsonCreateArray();
+  if (vnodes == NULL) return -1;
+  if (tjsonAddItemToObject(pJson, "vnodes", vnodes) < 0) return -1;
 
-  len += snprintf(content + len, maxLen - len, "{\n");
-  len += snprintf(content + len, maxLen - len, "  \"vnodes\": [\n");
   for (int32_t i = 0; i < numOfVnodes; ++i) {
     SVnodeObj *pVnode = ppVnodes[i];
     if (pVnode == NULL) continue;
 
-    len += snprintf(content + len, maxLen - len, "    {\n");
-    len += snprintf(content + len, maxLen - len, "      \"vgId\": %d,\n", pVnode->vgId);
-    len += snprintf(content + len, maxLen - len, "      \"dropped\": %d,\n", pVnode->dropped);
-    len += snprintf(content + len, maxLen - len, "      \"vgVersion\": %d\n", pVnode->vgVersion);
-    if (i < numOfVnodes - 1) {
-      len += snprintf(content + len, maxLen - len, "    },\n");
-    } else {
-      len += snprintf(content + len, maxLen - len, "    }\n");
-    }
+    SJson *vnode = tjsonCreateObject();
+    if (vnode == NULL) return -1;
+    if (tjsonAddDoubleToObject(vnode, "vgId", pVnode->vgId) < 0) return -1;
+    if (tjsonAddDoubleToObject(vnode, "dropped", pVnode->dropped) < 0) return -1;
+    if (tjsonAddDoubleToObject(vnode, "vgVersion", pVnode->vgVersion) < 0) return -1;
+    if (tjsonAddItemToArray(vnodes, vnode) < 0) return -1;
   }
-  len += snprintf(content + len, maxLen - len, "  ]\n");
-  len += snprintf(content + len, maxLen - len, "}\n");
+
+  return 0;
+}
+
+int32_t vmWriteVnodeListToFile(SVnodeMgmt *pMgmt) {
+  int32_t     code = -1;
+  char       *buffer = NULL;
+  SJson      *pJson = NULL;
+  TdFilePtr   pFile = NULL;
+  SVnodeObj **ppVnodes = NULL;
+  char        file[PATH_MAX] = {0};
+  char        realfile[PATH_MAX] = {0};
+  snprintf(file, sizeof(file), "%s%svnodes.json.bak", pMgmt->path, TD_DIRSEP);
+  snprintf(realfile, sizeof(realfile), "%s%svnodes.json", pMgmt->path, TD_DIRSEP);
+
+  int32_t numOfVnodes = 0;
+  ppVnodes = vmGetVnodeListFromHash(pMgmt, &numOfVnodes);
+  if (ppVnodes == NULL) goto _OVER;
+
+  terrno = TSDB_CODE_OUT_OF_MEMORY;
+  pJson = tjsonCreateObject();
+  if (pJson == NULL) goto _OVER;
+  if (vmEncodeVnodeList(pJson, ppVnodes, numOfVnodes) != 0) goto _OVER;
+  buffer = tjsonToString(pJson);
+  if (buffer == NULL) goto _OVER;
   terrno = 0;
 
-_OVER:
-  taosWriteFile(pFile, content, len);
-  taosFsyncFile(pFile);
+  pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
+  if (pFile == NULL) goto _OVER;
+
+  int32_t len = strlen(buffer);
+  if (taosWriteFile(pFile, buffer, len) <= 0) goto _OVER;
+  if (taosFsyncFile(pFile) < 0) goto _OVER;
+
   taosCloseFile(&pFile);
-  taosMemoryFree(content);
+  if (taosRenameFile(file, realfile) != 0) goto _OVER;
+
+  code = 0;
+  dInfo("succeed to write vnodes file:%s, vnodes:%d", realfile, numOfVnodes);
 
+_OVER:
+  if (pJson != NULL) tjsonDelete(pJson);
+  if (buffer != NULL) taosMemoryFree(buffer);
+  if (pFile != NULL) taosCloseFile(&pFile);
   if (ppVnodes != NULL) {
     for (int32_t i = 0; i < numOfVnodes; ++i) {
       SVnodeObj *pVnode = ppVnodes[i];
@@ -213,14 +215,9 @@ _OVER:
     taosMemoryFree(ppVnodes);
   }
 
-  if (code != 0) return -1;
-
-  dInfo("succeed to write %s, numOfVnodes:%d", realfile, numOfVnodes);
-  code = taosRenameFile(file, realfile);
-  
   if (code != 0) {
-    dError("failed to rename %s to %s", file, realfile);
+    if (terrno == 0) terrno = TAOS_SYSTEM_ERROR(errno);
+    dError("failed to write vnodes file:%s since %s, vnodes:%d", realfile, terrstr(), numOfVnodes);
   }
-
   return code;
 }
\ No newline at end of file

source/dnode/mgmt/mgmt_vnode/src/vmInt.c

@@ -79,6 +79,8 @@ int32_t vmOpenVnode(SVnodeMgmt *pMgmt, SWrapperCfg *pCfg, SVnode *pImpl) {
 void vmCloseVnode(SVnodeMgmt *pMgmt, SVnodeObj *pVnode) {
   char path[TSDB_FILENAME_LEN] = {0};
 
+  vnodeProposeCommitOnNeed(pVnode->pImpl);
+
   taosThreadRwlockWrlock(&pMgmt->lock);
   taosHashRemove(pMgmt->hash, &pVnode->vgId, sizeof(int32_t));
   taosThreadRwlockUnlock(&pMgmt->lock);

source/dnode/mgmt/node_mgmt/inc/dmMgmt.h

@@ -85,6 +85,7 @@ typedef struct SDnode {
 // dmEnv.c
 SDnode *dmInstance();
 void    dmReportStartup(const char *pName, const char *pDesc);
+int64_t dmGetClusterId();
 
 // dmMgmt.c
 int32_t       dmInitDnode(SDnode *pDnode);

source/dnode/mgmt/node_mgmt/src/dmEnv.c

@@ -268,3 +268,8 @@ void dmReportStartup(const char *pName, const char *pDesc) {
   tstrncpy(pStartup->desc, pDesc, TSDB_STEP_DESC_LEN);
   dDebug("step:%s, %s", pStartup->name, pStartup->desc);
 }
+
+int64_t dmGetClusterId() {
+  return global.data.clusterId;
+}
+

source/dnode/mgmt/node_util/src/dmEps.c

@@ -15,6 +15,7 @@
 
 #define _DEFAULT_SOURCE
 #include "dmUtil.h"
+#include "tjson.h"
 #include "tmisce.h"
 
 static void dmPrintEps(SDnodeData *pData);
@@ -181,81 +182,73 @@ _OVER:
   return code;
 }
 
-int32_t dmWriteEps(SDnodeData *pData) {
-  int32_t   code = -1;
-  char     *content = NULL;
-  TdFilePtr pFile = NULL;
+static int32_t dmEncodeEps(SJson *pJson, SDnodeData *pData) {
+  if (tjsonAddDoubleToObject(pJson, "dnodeId", pData->dnodeId) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "dnodeVer", pData->dnodeVer) < 0) return -1;
+  if (tjsonAddIntegerToObject(pJson, "clusterId", pData->clusterId) < 0) return -1;
+  if (tjsonAddDoubleToObject(pJson, "dropped", pData->dropped) < 0) return -1;
 
-  char file[PATH_MAX] = {0};
-  char realfile[PATH_MAX] = {0};
-  snprintf(file, sizeof(file), "%s%sdnode%sdnode.json.bak", tsDataDir, TD_DIRSEP, TD_DIRSEP);
-  snprintf(realfile, sizeof(realfile), "%s%sdnode%sdnode.json", tsDataDir, TD_DIRSEP, TD_DIRSEP);
-
-  pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
-  if (pFile == NULL) {
-    dError("failed to open %s since %s", file, strerror(errno));
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    goto _OVER;
-  }
-
-  int32_t len = 0;
-  int32_t maxLen = 256 * 1024;
-  content = taosMemoryCalloc(1, maxLen + 1);
-
-  len += snprintf(content + len, maxLen - len, "{\n");
-  len += snprintf(content + len, maxLen - len, "  \"dnodeId\": %d,\n", pData->dnodeId);
-  len += snprintf(content + len, maxLen - len, "  \"dnodeVer\": \"%" PRId64 "\",\n", pData->dnodeVer);
-  len += snprintf(content + len, maxLen - len, "  \"clusterId\": \"%" PRId64 "\",\n", pData->clusterId);
-  len += snprintf(content + len, maxLen - len, "  \"dropped\": %d,\n", pData->dropped);
-  len += snprintf(content + len, maxLen - len, "  \"dnodes\": [{\n");
+  SJson *dnodes = tjsonCreateArray();
+  if (dnodes == NULL) return -1;
+  if (tjsonAddItemToObject(pJson, "dnodes", dnodes) < 0) return -1;
 
   int32_t numOfEps = (int32_t)taosArrayGetSize(pData->dnodeEps);
   for (int32_t i = 0; i < numOfEps; ++i) {
     SDnodeEp *pDnodeEp = taosArrayGet(pData->dnodeEps, i);
-    len += snprintf(content + len, maxLen - len, "    \"id\": %d,\n", pDnodeEp->id);
-    len += snprintf(content + len, maxLen - len, "    \"fqdn\": \"%s\",\n", pDnodeEp->ep.fqdn);
-    len += snprintf(content + len, maxLen - len, "    \"port\": %u,\n", pDnodeEp->ep.port);
-    len += snprintf(content + len, maxLen - len, "    \"isMnode\": %d\n", pDnodeEp->isMnode);
-    if (i < numOfEps - 1) {
-      len += snprintf(content + len, maxLen - len, "  },{\n");
-    } else {
-      len += snprintf(content + len, maxLen - len, "  }]\n");
-    }
+    SJson    *dnode = tjsonCreateObject();
+    if (dnode == NULL) return -1;
+
+    if (tjsonAddDoubleToObject(dnode, "id", pDnodeEp->id) < 0) return -1;
+    if (tjsonAddStringToObject(dnode, "fqdn", pDnodeEp->ep.fqdn) < 0) return -1;
+    if (tjsonAddDoubleToObject(dnode, "port", pDnodeEp->ep.port) < 0) return -1;
+    if (tjsonAddDoubleToObject(dnode, "isMnode", pDnodeEp->isMnode) < 0) return -1;
+    if (tjsonAddItemToArray(dnodes, dnode) < 0) return -1;
   }
-  len += snprintf(content + len, maxLen - len, "}\n");
 
-  if (taosWriteFile(pFile, content, len) != len) {
-    dError("failed to write %s since %s", file, strerror(errno));
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    goto _OVER;
-  }
+  return 0;
+}
 
-  if (taosFsyncFile(pFile) < 0) {
-    dError("failed to fsync %s since %s", file, strerror(errno));
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    goto _OVER;
-  }
+int32_t dmWriteEps(SDnodeData *pData) {
+  int32_t   code = -1;
+  char     *buffer = NULL;
+  SJson    *pJson = NULL;
+  TdFilePtr pFile = NULL;
+  char      file[PATH_MAX] = {0};
+  char      realfile[PATH_MAX] = {0};
+  snprintf(file, sizeof(file), "%s%sdnode%sdnode.json.bak", tsDataDir, TD_DIRSEP, TD_DIRSEP);
+  snprintf(realfile, sizeof(realfile), "%s%sdnode%sdnode.json", tsDataDir, TD_DIRSEP, TD_DIRSEP);
 
-  taosCloseFile(&pFile);
-  taosMemoryFreeClear(content);
+  terrno = TSDB_CODE_OUT_OF_MEMORY;
+  pJson = tjsonCreateObject();
+  if (pJson == NULL) goto _OVER;
+  if (dmEncodeEps(pJson, pData) != 0) goto _OVER;
+  buffer = tjsonToString(pJson);
+  if (buffer == NULL) goto _OVER;
+  terrno = 0;
 
-  if (taosRenameFile(file, realfile) != 0) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    dError("failed to rename %s since %s", file, terrstr());
-    goto _OVER;
-  }
+  pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
+  if (pFile == NULL) goto _OVER;
+
+  int32_t len = strlen(buffer);
+  if (taosWriteFile(pFile, buffer, len) <= 0) goto _OVER;
+  if (taosFsyncFile(pFile) < 0) goto _OVER;
+
+  taosCloseFile(&pFile);
+  if (taosRenameFile(file, realfile) != 0) goto _OVER;
 
   code = 0;
   pData->updateTime = taosGetTimestampMs();
-  dInfo("succeed to write %s, dnodeVer:%" PRId64, realfile, pData->dnodeVer);
+  dInfo("succeed to write dnode file:%s, dnodeVer:%" PRId64, realfile, pData->dnodeVer);
 
 _OVER:
-  if (content != NULL) taosMemoryFreeClear(content);
+  if (pJson != NULL) tjsonDelete(pJson);
+  if (buffer != NULL) taosMemoryFree(buffer);
   if (pFile != NULL) taosCloseFile(&pFile);
+
   if (code != 0) {
-    dError("failed to write file %s since %s", realfile, terrstr());
+    if (terrno == 0) terrno = TAOS_SYSTEM_ERROR(errno);
+    dInfo("succeed to write dnode file:%s since %s, dnodeVer:%" PRId64, realfile, terrstr(), pData->dnodeVer);
   }
-
   return code;
 }
 

source/dnode/mgmt/node_util/src/dmFile.c

@@ -15,6 +15,7 @@
 
 #define _DEFAULT_SOURCE
 #include "dmUtil.h"
+#include "tjson.h"
 
 #define MAXLEN 1024
 
@@ -63,56 +64,51 @@ _OVER:
   return code;
 }
 
+static int32_t dmEncodeFile(SJson *pJson, bool deployed) {
+  if (tjsonAddDoubleToObject(pJson, "deployed", deployed) < 0) return -1;
+  return 0;
+}
+
 int32_t dmWriteFile(const char *path, const char *name, bool deployed) {
   int32_t   code = -1;
-  int32_t   len = 0;
-  char      content[MAXLEN + 1] = {0};
+  char     *buffer = NULL;
+  SJson    *pJson = NULL;
+  TdFilePtr pFile = NULL;
   char      file[PATH_MAX] = {0};
   char      realfile[PATH_MAX] = {0};
-  TdFilePtr pFile = NULL;
-
   snprintf(file, sizeof(file), "%s%s%s.json", path, TD_DIRSEP, name);
   snprintf(realfile, sizeof(realfile), "%s%s%s.json", path, TD_DIRSEP, name);
 
-  pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
-  if (pFile == NULL) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    dError("failed to write %s since %s", file, terrstr());
-    goto _OVER;
-  }
-
-  len += snprintf(content + len, MAXLEN - len, "{\n");
-  len += snprintf(content + len, MAXLEN - len, "  \"deployed\": %d\n", deployed);
-  len += snprintf(content + len, MAXLEN - len, "}\n");
+  terrno = TSDB_CODE_OUT_OF_MEMORY;
+  pJson = tjsonCreateObject();
+  if (pJson == NULL) goto _OVER;
+  if (dmEncodeFile(pJson, deployed) != 0) goto _OVER;
+  buffer = tjsonToString(pJson);
+  if (buffer == NULL) goto _OVER;
+  terrno = 0;
 
-  if (taosWriteFile(pFile, content, len) != len) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    dError("failed to write file:%s since %s", file, terrstr());
-    goto _OVER;
-  }
+  pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
+  if (pFile == NULL) goto _OVER;
 
-  if (taosFsyncFile(pFile) != 0) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    dError("failed to fsync file:%s since %s", file, terrstr());
-    goto _OVER;
-  }
+  int32_t len = strlen(buffer);
+  if (taosWriteFile(pFile, buffer, len) <= 0) goto _OVER;
+  if (taosFsyncFile(pFile) < 0) goto _OVER;
 
   taosCloseFile(&pFile);
+  if (taosRenameFile(file, realfile) != 0) goto _OVER;
 
-  if (taosRenameFile(file, realfile) != 0) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    dError("failed to rename %s since %s", file, terrstr());
-    return -1;
-  }
-
-  dInfo("succeed to write %s, deployed:%d", realfile, deployed);
   code = 0;
+  dInfo("succeed to write file:%s, deloyed:%d", realfile, deployed);
 
 _OVER:
-  if (pFile != NULL) {
-    taosCloseFile(&pFile);
-  }
+  if (pJson != NULL) tjsonDelete(pJson);
+  if (buffer != NULL) taosMemoryFree(buffer);
+  if (pFile != NULL) taosCloseFile(&pFile);
 
+  if (code != 0) {
+    if (terrno == 0) terrno = TAOS_SYSTEM_ERROR(errno);
+    dError("failed to write file:%s since %s, deloyed:%d", realfile, terrstr(), deployed);
+  }
   return code;
 }
 

source/dnode/mnode/impl/inc/mndUser.h

@@ -34,6 +34,8 @@ SHashObj *mndDupDbHash(SHashObj *pOld);
 SHashObj *mndDupTopicHash(SHashObj *pOld);
 int32_t   mndValidateUserAuthInfo(SMnode *pMnode, SUserAuthVersion *pUsers, int32_t numOfUses, void **ppRsp,
                                   int32_t *pRspLen);
+int32_t   mndUserRemoveDb(SMnode *pMnode, STrans *pTrans, char *db);
+int32_t   mndUserRemoveTopic(SMnode *pMnode, STrans *pTrans, char *topic);
 
 #ifdef __cplusplus
 }

source/dnode/mnode/impl/src/mndDb.c

@@ -1051,17 +1051,7 @@ static int32_t mndDropDb(SMnode *pMnode, SRpcMsg *pReq, SDbObj *pDb) {
   if (mndDropStreamByDb(pMnode, pTrans, pDb) != 0) goto _OVER;
   if (mndDropSmasByDb(pMnode, pTrans, pDb) != 0) goto _OVER;
   if (mndSetDropDbRedoActions(pMnode, pTrans, pDb) != 0) goto _OVER;
-
-  SUserObj *pUser = mndAcquireUser(pMnode, pDb->createUser);
-  if (pUser != NULL) {
-    pUser->authVersion++;
-    SSdbRaw *pCommitRaw = mndUserActionEncode(pUser);
-    if (pCommitRaw == NULL || mndTransAppendCommitlog(pTrans, pCommitRaw) != 0) {
-      mError("trans:%d, failed to append redo log since %s", pTrans->id, terrstr());
-      goto _OVER;
-    }
-    (void)sdbSetRawStatus(pCommitRaw, SDB_STATUS_READY);
-  }
+  if (mndUserRemoveDb(pMnode, pTrans, pDb->name) != 0) goto _OVER;
 
   int32_t rspLen = 0;
   void   *pRsp = NULL;

source/dnode/mnode/impl/src/mndMnode.c

@@ -785,9 +785,9 @@ static void mndReloadSyncConfig(SMnode *pMnode) {
 
     int32_t code = syncReconfig(pMnode->syncMgmt.sync, &cfg);
     if (code != 0) {
-      mError("vgId:1, failed to reconfig mnode sync since %s", terrstr());
+      mError("vgId:1, mnode sync reconfig failed since %s", terrstr());
     } else {
-      mInfo("vgId:1, reconfig mnode sync success");
+      mInfo("vgId:1, mnode sync reconfig success");
     }
   }
 }

source/dnode/mnode/impl/src/mndTelem.c

@@ -131,7 +131,7 @@ static int32_t mndProcessTelemTimer(SRpcMsg* pReq) {
   taosThreadMutexUnlock(&pMgmt->lock);
 
   if (pCont != NULL) {
-    if (taosSendHttpReport(tsTelemServer, tsTelemPort, pCont, strlen(pCont), HTTP_FLAT) != 0) {
+    if (taosSendHttpReport(tsTelemServer, tsTelemUri, tsTelemPort, pCont, strlen(pCont), HTTP_FLAT) != 0) {
       mError("failed to send telemetry report");
     } else {
       mInfo("succeed to send telemetry report");

source/dnode/mnode/impl/src/mndTopic.c

@@ -604,22 +604,19 @@ _OVER:
 }
 
 static int32_t mndDropTopic(SMnode *pMnode, STrans *pTrans, SRpcMsg *pReq, SMqTopicObj *pTopic) {
+  int32_t code = -1;
+  if (mndUserRemoveTopic(pMnode, pTrans, pTopic->name) != 0) goto _OVER;
+
   SSdbRaw *pCommitRaw = mndTopicActionEncode(pTopic);
-  if (pCommitRaw == NULL || mndTransAppendCommitlog(pTrans, pCommitRaw) != 0) {
-    mError("trans:%d, failed to append commit log since %s", pTrans->id, terrstr());
-    mndTransDrop(pTrans);
-    return -1;
-  }
+  if (pCommitRaw == NULL || mndTransAppendCommitlog(pTrans, pCommitRaw) != 0) goto _OVER;
   (void)sdbSetRawStatus(pCommitRaw, SDB_STATUS_DROPPED);
 
-  if (mndTransPrepare(pMnode, pTrans) != 0) {
-    mError("trans:%d, failed to prepare since %s", pTrans->id, terrstr());
-    mndTransDrop(pTrans);
-    return -1;
-  }
+  if (mndTransPrepare(pMnode, pTrans) != 0) goto _OVER;
+  code = 0;
 
+_OVER:
   mndTransDrop(pTrans);
-  return 0;
+  return code;
 }
 
 static int32_t mndProcessDropTopicReq(SRpcMsg *pReq) {
@@ -885,6 +882,7 @@ int32_t mndCheckTopicExist(SMnode *pMnode, SDbObj *pDb) {
   return 0;
 }
 
+#if 0
 int32_t mndDropTopicByDB(SMnode *pMnode, STrans *pTrans, SDbObj *pDb) {
   int32_t code = 0;
   SSdb   *pSdb = pMnode->pSdb;
@@ -912,3 +910,4 @@ int32_t mndDropTopicByDB(SMnode *pMnode, STrans *pTrans, SDbObj *pDb) {
 
   return code;
 }
+#endif
\ No newline at end of file

source/dnode/mnode/impl/src/mndUser.c

@@ -285,14 +285,35 @@ static int32_t mndUserActionInsert(SSdb *pSdb, SUserObj *pUser) {
   return 0;
 }
 
-static int32_t mndUserActionDelete(SSdb *pSdb, SUserObj *pUser) {
-  mTrace("user:%s, perform delete action, row:%p", pUser->user, pUser);
+static int32_t mndUserDupObj(SUserObj *pUser, SUserObj *pNew) {
+  memcpy(pNew, pUser, sizeof(SUserObj));
+  pNew->authVersion++;
+  pNew->updateTime = taosGetTimestampMs();
+
+  taosRLockLatch(&pUser->lock);
+  pNew->readDbs = mndDupDbHash(pUser->readDbs);
+  pNew->writeDbs = mndDupDbHash(pUser->writeDbs);
+  pNew->topics = mndDupTopicHash(pUser->topics);
+  taosRUnLockLatch(&pUser->lock);
+
+  if (pNew->readDbs == NULL || pNew->writeDbs == NULL || pNew->topics == NULL) {
+    return -1;
+  }
+  return 0;
+}
+
+static void mndUserFreeObj(SUserObj *pUser) {
   taosHashCleanup(pUser->readDbs);
   taosHashCleanup(pUser->writeDbs);
   taosHashCleanup(pUser->topics);
   pUser->readDbs = NULL;
   pUser->writeDbs = NULL;
   pUser->topics = NULL;
+}
+
+static int32_t mndUserActionDelete(SSdb *pSdb, SUserObj *pUser) {
+  mTrace("user:%s, perform delete action, row:%p", pUser->user, pUser);
+  mndUserFreeObj(pUser);
   return 0;
 }
 
@@ -516,19 +537,7 @@ static int32_t mndProcessAlterUserReq(SRpcMsg *pReq) {
     goto _OVER;
   }
 
-  memcpy(&newUser, pUser, sizeof(SUserObj));
-  newUser.authVersion++;
-  newUser.updateTime = taosGetTimestampMs();
-
-  taosRLockLatch(&pUser->lock);
-  newUser.readDbs = mndDupDbHash(pUser->readDbs);
-  newUser.writeDbs = mndDupDbHash(pUser->writeDbs);
-  newUser.topics = mndDupTopicHash(pUser->topics);
-  taosRUnLockLatch(&pUser->lock);
-
-  if (newUser.readDbs == NULL || newUser.writeDbs == NULL || newUser.topics == NULL) {
-    goto _OVER;
-  }
+  if (mndUserDupObj(pUser, &newUser) != 0) goto _OVER;
 
   if (alterReq.alterType == TSDB_ALTER_USER_PASSWD) {
     char pass[TSDB_PASSWORD_LEN + 1] = {0};
@@ -654,9 +663,7 @@ _OVER:
 
   mndReleaseUser(pMnode, pOperUser);
   mndReleaseUser(pMnode, pUser);
-  taosHashCleanup(newUser.writeDbs);
-  taosHashCleanup(newUser.readDbs);
-  taosHashCleanup(newUser.topics);
+  mndUserFreeObj(&newUser);
 
   return code;
 }
@@ -1007,3 +1014,74 @@ _OVER:
   tFreeSUserAuthBatchRsp(&batchRsp);
   return code;
 }
+
+int32_t mndUserRemoveDb(SMnode *pMnode, STrans *pTrans, char *db) {
+  int32_t   code = 0;
+  SSdb     *pSdb = pMnode->pSdb;
+  int32_t   len = strlen(db) + 1;
+  void     *pIter = NULL;
+  SUserObj *pUser = NULL;
+  SUserObj  newUser = {0};
+
+  while (1) {
+    pIter = sdbFetch(pSdb, SDB_USER, pIter, (void **)&pUser);
+    if (pIter == NULL) break;
+
+    code = -1;
+    if (mndUserDupObj(pUser, &newUser) != 0) break;
+
+    bool inRead = (taosHashGet(newUser.readDbs, db, len) != NULL);
+    bool inWrite = (taosHashGet(newUser.writeDbs, db, len) != NULL);
+    if (inRead || inWrite) {
+      (void)taosHashRemove(newUser.readDbs, db, len);
+      (void)taosHashRemove(newUser.writeDbs, db, len);
+
+      SSdbRaw *pCommitRaw = mndUserActionEncode(&newUser);
+      if (pCommitRaw == NULL || mndTransAppendCommitlog(pTrans, pCommitRaw) != 0) break;
+      (void)sdbSetRawStatus(pCommitRaw, SDB_STATUS_READY);
+    }
+
+    mndUserFreeObj(&newUser);
+    sdbRelease(pSdb, pUser);
+    code = 0;
+  }
+
+  if (pUser != NULL) sdbRelease(pSdb, pUser);
+  if (pIter != NULL) sdbCancelFetch(pSdb, pIter);
+  mndUserFreeObj(&newUser);
+  return code;
+}
+
+int32_t mndUserRemoveTopic(SMnode *pMnode, STrans *pTrans, char *topic) {
+  int32_t   code = 0;
+  SSdb     *pSdb = pMnode->pSdb;
+  int32_t   len = strlen(topic) + 1;
+  void     *pIter = NULL;
+  SUserObj *pUser = NULL;
+  SUserObj  newUser = {0};
+
+  while (1) {
+    pIter = sdbFetch(pSdb, SDB_USER, pIter, (void **)&pUser);
+    if (pIter == NULL) break;
+
+    code = -1;
+    if (mndUserDupObj(pUser, &newUser) != 0) break;
+
+    bool inTopic = (taosHashGet(newUser.topics, topic, len) != NULL);
+    if (inTopic) {
+      (void)taosHashRemove(newUser.topics, topic, len);
+      SSdbRaw *pCommitRaw = mndUserActionEncode(&newUser);
+      if (pCommitRaw == NULL || mndTransAppendCommitlog(pTrans, pCommitRaw) != 0) break;
+      (void)sdbSetRawStatus(pCommitRaw, SDB_STATUS_READY);
+    }
+
+    mndUserFreeObj(&newUser);
+    sdbRelease(pSdb, pUser);
+    code = 0;
+  }
+
+  if (pUser != NULL) sdbRelease(pSdb, pUser);
+  if (pIter != NULL) sdbCancelFetch(pSdb, pIter);
+  mndUserFreeObj(&newUser);
+  return code;
+}

source/dnode/mnode/sdb/src/sdbFile.c

@@ -243,7 +243,7 @@ static int32_t sdbReadFileImp(SSdb *pSdb) {
   if (pFile == NULL) {
     taosMemoryFree(pRaw);
     terrno = TAOS_SYSTEM_ERROR(errno);
-    mDebug("failed to read sdb file:%s since %s", file, terrstr());
+    mInfo("read sdb file:%s finished since %s", file, terrstr());
     return 0;
   }
 
@@ -636,15 +636,20 @@ int32_t sdbStartWrite(SSdb *pSdb, SSdbIter **ppIter) {
 }
 
 int32_t sdbStopWrite(SSdb *pSdb, SSdbIter *pIter, bool isApply, int64_t index, int64_t term, int64_t config) {
-  int32_t code = 0;
+  int32_t code = -1;
 
   if (!isApply) {
     mInfo("sdbiter:%p, not apply to sdb", pIter);
-    sdbCloseIter(pIter);
-    return 0;
+    code = 0;
+    goto _OVER;
+  }
+
+  if (taosFsyncFile(pIter->file) != 0) {
+    terrno = TAOS_SYSTEM_ERROR(errno);
+    mError("sdbiter:%p, failed to fasync file %s since %s", pIter, pIter->name, terrstr());
+    goto _OVER;
   }
 
-  taosFsyncFile(pIter->file);
   taosCloseFile(&pIter->file);
   pIter->file = NULL;
 
@@ -653,14 +658,12 @@ int32_t sdbStopWrite(SSdb *pSdb, SSdbIter *pIter, bool isApply, int64_t index, i
   if (taosRenameFile(pIter->name, datafile) != 0) {
     terrno = TAOS_SYSTEM_ERROR(errno);
     mError("sdbiter:%p, failed to rename file %s to %s since %s", pIter, pIter->name, datafile, terrstr());
-    sdbCloseIter(pIter);
-    return -1;
+    goto _OVER;
   }
 
   if (sdbReadFile(pSdb) != 0) {
     mError("sdbiter:%p, failed to read from %s since %s", pIter, datafile, terrstr());
-    sdbCloseIter(pIter);
-    return -1;
+    goto _OVER;
   }
 
   if (config > 0) {
@@ -674,8 +677,11 @@ int32_t sdbStopWrite(SSdb *pSdb, SSdbIter *pIter, bool isApply, int64_t index, i
   }
 
   mInfo("sdbiter:%p, success applyed to sdb", pIter);
+  code = 0;
+
+_OVER:
   sdbCloseIter(pIter);
-  return 0;
+  return code;
 }
 
 int32_t sdbDoWrite(SSdb *pSdb, SSdbIter *pIter, void *pBuf, int32_t len) {

source/dnode/snode/src/snode.c

@@ -124,6 +124,7 @@ FAIL:
 }
 
 void sndClose(SSnode *pSnode) {
+  streamMetaCommit(pSnode->pMeta);
   streamMetaClose(pSnode->pMeta);
   taosMemoryFree(pSnode->path);
   taosMemoryFree(pSnode);

source/dnode/vnode/inc/vnode.h

@@ -89,6 +89,7 @@ int32_t vnodeProcessQueryMsg(SVnode *pVnode, SRpcMsg *pMsg);
 int32_t vnodeProcessFetchMsg(SVnode *pVnode, SRpcMsg *pMsg, SQueueInfo *pInfo);
 void    vnodeProposeWriteMsg(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs);
 void    vnodeApplyWriteMsg(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs);
+void    vnodeProposeCommitOnNeed(SVnode *pVnode);
 
 // meta
 typedef struct SMeta       SMeta;  // todo: remove

source/dnode/vnode/src/inc/vnd.h

@@ -95,6 +95,7 @@ int32_t vnodeGetBatchMeta(SVnode* pVnode, SRpcMsg* pMsg);
 // vnodeCommit.c
 int32_t vnodeBegin(SVnode* pVnode);
 int32_t vnodeShouldCommit(SVnode* pVnode);
+void    vnodeUpdCommitSched(SVnode* pVnode);
 void    vnodeRollback(SVnode* pVnode);
 int32_t vnodeSaveInfo(const char* dir, const SVnodeInfo* pCfg);
 int32_t vnodeCommitInfo(const char* dir, const SVnodeInfo* pInfo);
@@ -112,6 +113,7 @@ void    vnodeSyncClose(SVnode* pVnode);
 void    vnodeRedirectRpcMsg(SVnode* pVnode, SRpcMsg* pMsg, int32_t code);
 bool    vnodeIsLeader(SVnode* pVnode);
 bool    vnodeIsRoleLeader(SVnode* pVnode);
+int     vnodeShouldCommit(SVnode* pVnode);
 
 #ifdef __cplusplus
 }

source/dnode/vnode/src/inc/vnodeInt.h

@@ -338,6 +338,11 @@ struct STsdbKeepCfg {
   int32_t keep2;
 };
 
+typedef struct SVCommitSched {
+  int64_t commitMs;
+  int64_t maxWaitMs;
+} SVCommitSched;
+
 struct SVnode {
   char*     path;
   SVnodeCfg config;
@@ -364,6 +369,7 @@ struct SVnode {
   STQ*          pTq;
   SSink*        pSink;
   tsem_t        canCommit;
+  SVCommitSched commitSched;
   int64_t       sync;
   TdThreadMutex lock;
   bool          blocked;

source/dnode/vnode/src/meta/metaOpen.c

@@ -203,6 +203,7 @@ _err:
 
 int metaClose(SMeta *pMeta) {
   if (pMeta) {
+    if (pMeta->pEnv) tdbAbort(pMeta->pEnv, pMeta->txn);
     if (pMeta->pCache) metaCacheClose(pMeta);
     if (pMeta->pIdx) metaCloseIdx(pMeta);
     if (pMeta->pStreamDb) tdbTbClose(pMeta->pStreamDb);

source/dnode/vnode/src/sma/smaCommit.c

@@ -239,6 +239,11 @@ static int32_t tdProcessRSmaAsyncCommitImpl(SSma *pSma, SCommitInfo *pInfo) {
   int32_t lino = 0;
   SVnode *pVnode = pSma->pVnode;
 
+  SSmaEnv *pSmaEnv = SMA_RSMA_ENV(pSma);
+  if (!pSmaEnv) {
+    goto _exit;
+  }
+  
   code = tdRSmaFSCommit(pSma);
   TSDB_CHECK_CODE(code, lino, _exit);
 

source/dnode/vnode/src/tq/tqCommit.c

@@ -15,4 +15,11 @@
 
 #include "tq.h"
 
-int tqCommit(STQ* pTq) { return tqOffsetCommitFile(pTq->pOffsetStore); }
+int tqCommit(STQ* pTq) {
+  if (streamMetaCommit(pTq->pStreamMeta) < 0) {
+    tqError("vgId:%d, failed to commit stream meta since %s", TD_VID(pTq->pVnode), terrstr());
+    return -1;
+  }
+
+  return tqOffsetCommitFile(pTq->pOffsetStore);
+}

source/dnode/vnode/src/tsdb/tsdbCache.c

@@ -1153,6 +1153,8 @@ static int32_t nextRowIterGet(CacheNextRowIter *pIter, TSDBROW **ppRow) {
 
           iMax[nMax] = i;
           max[nMax++] = pIter->input[i].pRow;
+        } else {
+          pIter->input[i].next = false;
         }
       }
     }

source/dnode/vnode/src/tsdb/tsdbRead.c

@@ -2421,6 +2421,19 @@ static int32_t loadNeighborIfOverlap(SFileDataBlockInfo* pBlockInfo, STableBlock
   return code;
 }
 
+static void updateComposedBlockInfo(STsdbReader* pReader, double el, STableBlockScanInfo* pBlockScanInfo) {
+  SSDataBlock* pResBlock = pReader->pResBlock;
+
+  pResBlock->info.id.uid = (pBlockScanInfo != NULL) ? pBlockScanInfo->uid : 0;
+  pResBlock->info.dataLoad = 1;
+  blockDataUpdateTsWindow(pResBlock, pReader->suppInfo.slotId[0]);
+
+  setComposedBlockFlag(pReader, true);
+
+  pReader->cost.composedBlocks += 1;
+  pReader->cost.buildComposedBlockTime += el;
+}
+
 static int32_t buildComposedDataBlock(STsdbReader* pReader) {
   int32_t code = TSDB_CODE_SUCCESS;
 
@@ -2432,6 +2445,7 @@ static int32_t buildComposedDataBlock(STsdbReader* pReader) {
   bool    asc = ASCENDING_TRAVERSE(pReader->order);
   int64_t st = taosGetTimestampUs();
   int32_t step = asc ? 1 : -1;
+  double  el = 0;
 
   STableBlockScanInfo* pBlockScanInfo = NULL;
   if (pBlockInfo != NULL) {
@@ -2494,10 +2508,8 @@ static int32_t buildComposedDataBlock(STsdbReader* pReader) {
       }
     }
 
-    bool hasBlockLData = hasDataInLastBlock(pLastBlockReader);
-
     // no data in last block and block, no need to proceed.
-    if ((hasBlockData == false) && (hasBlockLData == false)) {
+    if (hasBlockData == false) {
       break;
     }
 
@@ -2516,15 +2528,8 @@ static int32_t buildComposedDataBlock(STsdbReader* pReader) {
   }
 
 _end:
-  pResBlock->info.id.uid = (pBlockScanInfo != NULL) ? pBlockScanInfo->uid : 0;
-  pResBlock->info.dataLoad = 1;
-  blockDataUpdateTsWindow(pResBlock, pReader->suppInfo.slotId[0]);
-
-  setComposedBlockFlag(pReader, true);
-  double el = (taosGetTimestampUs() - st) / 1000.0;
-
-  pReader->cost.composedBlocks += 1;
-  pReader->cost.buildComposedBlockTime += el;
+  el = (taosGetTimestampUs() - st) / 1000.0;
+  updateComposedBlockInfo(pReader, el, pBlockScanInfo);
 
   if (pResBlock->info.rows > 0) {
     tsdbDebug("%p uid:%" PRIu64 ", composed data block created, brange:%" PRIu64 "-%" PRIu64
@@ -2768,6 +2773,8 @@ static int32_t doLoadLastBlockSequentially(STsdbReader* pReader) {
     return code;
   }
 
+  SSDataBlock* pResBlock = pReader->pResBlock;
+
   while (1) {
     // load the last data block of current table
     STableBlockScanInfo* pScanInfo = *(STableBlockScanInfo**)pStatus->pTableIter;
@@ -2778,15 +2785,33 @@ static int32_t doLoadLastBlockSequentially(STsdbReader* pReader) {
       if (!hasNexTable) {
         return TSDB_CODE_SUCCESS;
       }
+
       continue;
     }
 
-    code = doBuildDataBlock(pReader);
-    if (code != TSDB_CODE_SUCCESS) {
-      return code;
+    int64_t st = taosGetTimestampUs();
+    while (1) {
+      bool hasBlockLData = hasDataInLastBlock(pLastBlockReader);
+
+      // no data in last block and block, no need to proceed.
+      if (hasBlockLData == false) {
+        break;
+      }
+
+      buildComposedDataBlockImpl(pReader, pScanInfo, &pReader->status.fileBlockData, pLastBlockReader);
+      if (pResBlock->info.rows >= pReader->capacity) {
+        break;
+      }
     }
 
-    if (pReader->pResBlock->info.rows > 0) {
+    double el = (taosGetTimestampUs() - st) / 1000.0;
+    updateComposedBlockInfo(pReader, el, pScanInfo);
+
+    if (pResBlock->info.rows > 0) {
+      tsdbDebug("%p uid:%" PRIu64 ", composed data block created, brange:%" PRIu64 "-%" PRIu64
+                " rows:%d, elapsed time:%.2f ms %s",
+                pReader, pResBlock->info.id.uid, pResBlock->info.window.skey, pResBlock->info.window.ekey,
+                pResBlock->info.rows, el, pReader->idStr);
       return TSDB_CODE_SUCCESS;
     }
 

source/dnode/vnode/src/tsdb/tsdbSnapshot.c

@@ -192,6 +192,7 @@ static int32_t tsdbSnapNextRow(STsdbSnapReader* pReader) {
         int64_t rowVer = pIter->bData.aVersion[pIter->iRow];
 
         if (rowVer >= pReader->sver && rowVer <= pReader->ever) {
+          pIter->rInfo.suid = pIter->bData.suid;
           pIter->rInfo.uid = pIter->bData.uid ? pIter->bData.uid : pIter->bData.aUid[pIter->iRow];
           pIter->rInfo.row = tsdbRowFromBlockData(&pIter->bData, pIter->iRow);
           goto _out;

source/dnode/vnode/src/vnd/vnodeCommit.c

@@ -148,7 +148,25 @@ int vnodeBegin(SVnode *pVnode) {
   return 0;
 }
 
+void vnodeUpdCommitSched(SVnode *pVnode) {
+  int64_t randNum = taosRand();
+  pVnode->commitSched.commitMs = taosGetMonoTimestampMs();
+  pVnode->commitSched.maxWaitMs = tsVndCommitMaxIntervalMs + (randNum % tsVndCommitMaxIntervalMs);
+}
+
 int vnodeShouldCommit(SVnode *pVnode) {
+  if (!pVnode->inUse || !osDataSpaceAvailable()) {
+    return false;
+  }
+
+  SVCommitSched *pSched = &pVnode->commitSched;
+  int64_t nowMs = taosGetMonoTimestampMs();
+
+  return (((pVnode->inUse->size > pVnode->inUse->node.size) && (pSched->commitMs + SYNC_VND_COMMIT_MIN_MS < nowMs)) ||
+          (pVnode->inUse->size > 0 && pSched->commitMs + pSched->maxWaitMs < nowMs));
+}
+
+int vnodeShouldCommitOld(SVnode *pVnode) {
   if (pVnode->inUse) {
     return osDataSpaceAvailable() && (pVnode->inUse->size > pVnode->inUse->node.size);
   }
@@ -376,6 +394,7 @@ _exit:
   taosMemoryFree(pInfo);
   return code;
 }
+
 int vnodeAsyncCommit(SVnode *pVnode) {
   int32_t code = 0;
 
@@ -424,7 +443,9 @@ static int vnodeCommitImpl(SCommitInfo *pInfo) {
   SVnode *pVnode = pInfo->pVnode;
 
   vInfo("vgId:%d, start to commit, commitId:%" PRId64 " version:%" PRId64 " term: %" PRId64, TD_VID(pVnode),
-        pVnode->state.commitID, pVnode->state.applied, pVnode->state.applyTerm);
+        pInfo->info.state.commitID, pInfo->info.state.committed, pInfo->info.state.commitTerm);
+
+  vnodeUpdCommitSched(pVnode);
 
   // persist wal before starting
   if (walPersist(pVnode->pWal) < 0) {

source/dnode/vnode/src/vnd/vnodeOpen.c

@@ -160,6 +160,8 @@ SVnode *vnodeOpen(const char *path, STfs *pTfs, SMsgCb msgCb) {
   taosThreadMutexInit(&pVnode->mutex, NULL);
   taosThreadCondInit(&pVnode->poolNotEmpty, NULL);
 
+  vnodeUpdCommitSched(pVnode);
+
   int8_t rollback = vnodeShouldRollback(pVnode);
 
   // open buffer pool
@@ -254,7 +256,7 @@ void vnodePostClose(SVnode *pVnode) { vnodeSyncPostClose(pVnode); }
 
 void vnodeClose(SVnode *pVnode) {
   if (pVnode) {
-    vnodeSyncCommit(pVnode);
+    tsem_wait(&pVnode->canCommit);
     vnodeSyncClose(pVnode);
     vnodeQueryClose(pVnode);
     walClose(pVnode->pWal);
@@ -263,6 +265,8 @@ void vnodeClose(SVnode *pVnode) {
     smaClose(pVnode->pSma);
     metaClose(pVnode->pMeta);
     vnodeCloseBufPool(pVnode);
+    tsem_post(&pVnode->canCommit);
+
     // destroy handle
     tsem_destroy(&(pVnode->canCommit));
     tsem_destroy(&pVnode->syncSem);

source/dnode/vnode/src/vnd/vnodeSnapshot.c

@@ -406,8 +406,10 @@ static int32_t vnodeSnapWriteInfo(SVSnapWriter *pWriter, uint8_t *pData, uint32_
     snprintf(dir, TSDB_FILENAME_LEN, "%s", pWriter->pVnode->path);
   }
 
-  SVnode *pVnode = pWriter->pVnode;
+  SVnodeStats vndStats = pWriter->info.config.vndStats;
+  SVnode     *pVnode = pWriter->pVnode;
   pWriter->info.config = pVnode->config;
+  pWriter->info.config.vndStats = vndStats;
   vDebug("vgId:%d, save config while write snapshot", pWriter->pVnode->config.vgId);
   if (vnodeSaveInfo(dir, &pWriter->info) < 0) {
     code = terrno;

source/dnode/vnode/src/vnd/vnodeSvr.c

@@ -223,6 +223,7 @@ int32_t vnodeProcessWriteMsg(SVnode *pVnode, SRpcMsg *pMsg, int64_t version, SRp
   // skip header
   pReq = POINTER_SHIFT(pMsg->pCont, sizeof(SMsgHead));
   len = pMsg->contLen - sizeof(SMsgHead);
+  bool needCommit = false;
 
   switch (pMsg->msgType) {
     /* META */
@@ -319,9 +320,8 @@ int32_t vnodeProcessWriteMsg(SVnode *pVnode, SRpcMsg *pMsg, int64_t version, SRp
       vnodeProcessAlterConfigReq(pVnode, version, pReq, len, pRsp);
       break;
     case TDMT_VND_COMMIT:
-      vnodeSyncCommit(pVnode);
-      vnodeBegin(pVnode);
-      goto _exit;
+      needCommit = true;
+      break;
     default:
       vError("vgId:%d, unprocessed msg, %d", TD_VID(pVnode), pMsg->msgType);
       return -1;
@@ -338,7 +338,7 @@ int32_t vnodeProcessWriteMsg(SVnode *pVnode, SRpcMsg *pMsg, int64_t version, SRp
   }
 
   // commit if need
-  if (vnodeShouldCommit(pVnode)) {
+  if (needCommit) {
     vInfo("vgId:%d, commit at version %" PRId64, TD_VID(pVnode), version);
     if (vnodeAsyncCommit(pVnode) < 0) {
       vError("vgId:%d, failed to vnode async commit since %s.", TD_VID(pVnode), tstrerror(terrno));

source/dnode/vnode/src/vnd/vnodeSync.c

@@ -101,6 +101,64 @@ static void vnodeHandleProposeError(SVnode *pVnode, SRpcMsg *pMsg, int32_t code)
   }
 }
 
+static int32_t inline vnodeProposeMsg(SVnode *pVnode, SRpcMsg *pMsg, bool isWeak) {
+  int64_t seq = 0;
+
+  taosThreadMutexLock(&pVnode->lock);
+  int32_t code = syncPropose(pVnode->sync, pMsg, isWeak, &seq);
+  bool    wait = (code == 0 && vnodeIsMsgBlock(pMsg->msgType));
+  if (wait) {
+    ASSERT(!pVnode->blocked);
+    pVnode->blocked = true;
+    pVnode->blockSec = taosGetTimestampSec();
+    pVnode->blockSeq = seq;
+#if 0
+    pVnode->blockInfo = pMsg->info;
+#endif
+  }
+  taosThreadMutexUnlock(&pVnode->lock);
+
+  if (code > 0) {
+    vnodeHandleWriteMsg(pVnode, pMsg);
+  } else if (code < 0) {
+    if (terrno != 0) code = terrno;
+    vnodeHandleProposeError(pVnode, pMsg, code);
+  }
+
+  if (wait) vnodeWaitBlockMsg(pVnode, pMsg);
+  return code;
+}
+
+void vnodeProposeCommitOnNeed(SVnode *pVnode) {
+  if (!vnodeShouldCommit(pVnode)) {
+    return;
+  }
+
+  int32_t   contLen = sizeof(SMsgHead);
+  SMsgHead *pHead = rpcMallocCont(contLen);
+  pHead->contLen = contLen;
+  pHead->vgId = pVnode->config.vgId;
+
+  SRpcMsg rpcMsg = {0};
+  rpcMsg.msgType = TDMT_VND_COMMIT;
+  rpcMsg.contLen = contLen;
+  rpcMsg.pCont = pHead;
+  rpcMsg.info.noResp = 1;
+
+  bool isWeak = false;
+  if (vnodeProposeMsg(pVnode, &rpcMsg, isWeak) < 0) {
+    vTrace("vgId:%d, failed to propose vnode commit since %s", pVnode->config.vgId, terrstr());
+    goto _out;
+  }
+
+  vInfo("vgId:%d, proposed vnode commit", pVnode->config.vgId);
+
+_out:
+  vnodeUpdCommitSched(pVnode);
+  rpcFreeCont(rpcMsg.pCont);
+  rpcMsg.pCont = NULL;
+}
+
 #if BATCH_ENABLE
 
 static void inline vnodeProposeBatchMsg(SVnode *pVnode, SRpcMsg **pMsgArr, bool *pIsWeakArr, int32_t *arrSize) {
@@ -178,6 +236,8 @@ void vnodeProposeWriteMsg(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs)
       continue;
     }
 
+    vnodeProposeCommitOnNeed(pVnode);
+
     code = vnodePreProcessWriteMsg(pVnode, pMsg);
     if (code != 0) {
       vGError("vgId:%d, msg:%p failed to pre-process since %s", vgId, pMsg, terrstr());
@@ -205,34 +265,6 @@ void vnodeProposeWriteMsg(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs)
 
 #else
 
-static int32_t inline vnodeProposeMsg(SVnode *pVnode, SRpcMsg *pMsg, bool isWeak) {
-  int64_t seq = 0;
-
-  taosThreadMutexLock(&pVnode->lock);
-  int32_t code = syncPropose(pVnode->sync, pMsg, isWeak, &seq);
-  bool    wait = (code == 0 && vnodeIsMsgBlock(pMsg->msgType));
-  if (wait) {
-    ASSERT(!pVnode->blocked);
-    pVnode->blocked = true;
-    pVnode->blockSec = taosGetTimestampSec();
-    pVnode->blockSeq = seq;
-#if 0
-    pVnode->blockInfo = pMsg->info;
-#endif
-  }
-  taosThreadMutexUnlock(&pVnode->lock);
-
-  if (code > 0) {
-    vnodeHandleWriteMsg(pVnode, pMsg);
-  } else if (code < 0) {
-    if (terrno != 0) code = terrno;
-    vnodeHandleProposeError(pVnode, pMsg, code);
-  }
-
-  if (wait) vnodeWaitBlockMsg(pVnode, pMsg);
-  return code;
-}
-
 void vnodeProposeWriteMsg(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs) {
   SVnode  *pVnode = pInfo->ahandle;
   int32_t  vgId = pVnode->config.vgId;
@@ -256,6 +288,8 @@ void vnodeProposeWriteMsg(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs)
       continue;
     }
 
+    vnodeProposeCommitOnNeed(pVnode);
+
     code = vnodePreProcessWriteMsg(pVnode, pMsg);
     if (code != 0) {
       vGError("vgId:%d, msg:%p failed to pre-process since %s", vgId, pMsg, terrstr());

source/libs/catalog/src/ctgAsync.c

@@ -483,7 +483,7 @@ int32_t ctgInitTask(SCtgJob* pJob, CTG_TASK_TYPE type, void* param, int32_t* tas
 
 _return:
   CTG_UNLOCK(CTG_WRITE, &pJob->taskLock);
-  
+
   return code;
 }
 
@@ -905,6 +905,14 @@ int32_t ctgCallUserCb(void* param) {
   return TSDB_CODE_SUCCESS;
 }
 
+void ctgUpdateJobErrCode(SCtgJob* pJob, int32_t errCode) {
+  if (!NEED_CLIENT_REFRESH_VG_ERROR(errCode) || errCode == TSDB_CODE_SUCCESS) return;
+
+  atomic_store_32(&pJob->jobResCode, errCode);
+  qDebug("QID:0x%" PRIx64 " ctg job errCode updated to %s", pJob->queryId, tstrerror(errCode));
+  return;
+}
+
 int32_t ctgHandleTaskEnd(SCtgTask* pTask, int32_t rspCode) {
   SCtgJob* pJob = pTask->pJob;
   int32_t  code = 0;
@@ -924,6 +932,8 @@ int32_t ctgHandleTaskEnd(SCtgTask* pTask, int32_t rspCode) {
   if (taskDone < taosArrayGetSize(pJob->pTasks)) {
     qDebug("QID:0x%" PRIx64 " task done: %d, total: %d", pJob->queryId, taskDone,
            (int32_t)taosArrayGetSize(pJob->pTasks));
+
+    ctgUpdateJobErrCode(pJob, rspCode);
     return TSDB_CODE_SUCCESS;
   }
 
@@ -931,7 +941,8 @@ int32_t ctgHandleTaskEnd(SCtgTask* pTask, int32_t rspCode) {
 
 _return:
 
-  pJob->jobResCode = code;
+  ctgUpdateJobErrCode(pJob, rspCode);
+  // pJob->jobResCode = code;
 
   // taosSsleep(2);
   // qDebug("QID:0x%" PRIx64 " ctg after sleep", pJob->queryId);
@@ -1098,7 +1109,8 @@ _return:
   }
 
   if (code) {
-    ctgTaskError("Get table %d.%s.%s meta failed with error %s", pName->acctId, pName->dbname, pName->tname, tstrerror(code));
+    ctgTaskError("Get table %d.%s.%s meta failed with error %s", pName->acctId, pName->dbname, pName->tname,
+                 tstrerror(code));
   }
   if (pTask->res || code) {
     ctgHandleTaskEnd(pTask, code);
@@ -1286,7 +1298,8 @@ _return:
       TSWAP(pTask->res, ctx->pResList);
       taskDone = true;
     }
-    ctgTaskError("Get table %d.%s.%s meta failed with error %s", pName->acctId, pName->dbname, pName->tname, tstrerror(code));
+    ctgTaskError("Get table %d.%s.%s meta failed with error %s", pName->acctId, pName->dbname, pName->tname,
+                 tstrerror(code));
   }
 
   if (pTask->res && taskDone) {

source/libs/executor/src/tsort.c

@@ -108,7 +108,7 @@ static int32_t sortComparCleanup(SMsortComparParam* cmpParam) {
   return TSDB_CODE_SUCCESS;
 }
 
-void tsortClearOrderdSource(SArray *pOrderedSource) {
+void tsortClearOrderdSource(SArray* pOrderedSource) {
   for (size_t i = 0; i < taosArrayGetSize(pOrderedSource); i++) {
     SSortSource** pSource = taosArrayGet(pOrderedSource, i);
     if (NULL == *pSource) {
@@ -121,6 +121,12 @@ void tsortClearOrderdSource(SArray *pOrderedSource) {
     if ((*pSource)->param && !(*pSource)->onlyRef) {
       taosMemoryFree((*pSource)->param);
     }
+
+    if (!(*pSource)->onlyRef && (*pSource)->src.pBlock) {
+      blockDataDestroy((*pSource)->src.pBlock);
+      (*pSource)->src.pBlock = NULL;
+    }
+
     taosMemoryFreeClear(*pSource);
   }
 
@@ -629,9 +635,9 @@ static int32_t createInitialSources(SSortHandle* pHandle) {
 
   if (pHandle->type == SORT_SINGLESOURCE_SORT) {
     SSortSource** pSource = taosArrayGet(pHandle->pOrderedSource, 0);
-    SSortSource* source = *pSource;
+    SSortSource*  source = *pSource;
     *pSource = NULL;
-    
+
     tsortClearOrderdSource(pHandle->pOrderedSource);
 
     while (1) {
@@ -659,6 +665,10 @@ static int32_t createInitialSources(SSortHandle* pHandle) {
         if (source->param && !source->onlyRef) {
           taosMemoryFree(source->param);
         }
+        if (!source->onlyRef && source->src.pBlock) {
+          blockDataDestroy(source->src.pBlock);
+          source->src.pBlock = NULL;
+        }
         taosMemoryFree(source);
         return code;
       }
@@ -672,6 +682,10 @@ static int32_t createInitialSources(SSortHandle* pHandle) {
           if (source->param && !source->onlyRef) {
             taosMemoryFree(source->param);
           }
+          if (!source->onlyRef && source->src.pBlock) {
+            blockDataDestroy(source->src.pBlock);
+            source->src.pBlock = NULL;
+          }
           taosMemoryFree(source);
           return code;
         }
@@ -849,8 +863,8 @@ SSortExecInfo tsortGetSortExecInfo(SSortHandle* pHandle) {
   SSortExecInfo info = {0};
 
   if (pHandle == NULL) {
-    info.sortMethod = SORT_QSORT_T; // by default
-    info.sortBuffer = 2 * 1048576;  // 2mb by default
+    info.sortMethod = SORT_QSORT_T;  // by default
+    info.sortBuffer = 2 * 1048576;   // 2mb by default
   } else {
     info.sortBuffer = pHandle->pageSize * pHandle->numOfPages;
     info.sortMethod = pHandle->inMemSort ? SORT_QSORT_T : SORT_SPILLED_MERGE_SORT_T;

source/libs/monitor/src/monMain.c

@@ -20,6 +20,7 @@
 #include "ttime.h"
 
 static SMonitor tsMonitor = {0};
+static char* tsMonUri = "/report";
 
 void monRecordLog(int64_t ts, ELogLevel level, const char *content) {
   taosThreadMutexLock(&tsMonitor.lock);
@@ -550,7 +551,7 @@ void monSendReport() {
   // uDebugL("report cont:%s\n", pCont);
   if (pCont != NULL) {
     EHttpCompFlag flag = tsMonitor.cfg.comp ? HTTP_GZIP : HTTP_FLAT;
-    if (taosSendHttpReport(tsMonitor.cfg.server, tsMonitor.cfg.port, pCont, strlen(pCont), flag) != 0) {
+    if (taosSendHttpReport(tsMonitor.cfg.server, tsMonUri, tsMonitor.cfg.port, pCont, strlen(pCont), flag) != 0) {
       uError("failed to send monitor msg");
     }
     taosMemoryFree(pCont);

source/libs/planner/src/planLogicCreater.c

@@ -1359,6 +1359,7 @@ static int32_t createSetOpLogicNode(SLogicPlanContext* pCxt, SSetOperator* pSetO
   }
 
   if (TSDB_CODE_SUCCESS == code) {
+    pSetOp->precision = pSetOperator->precision;
     *pLogicNode = (SLogicNode*)pSetOp;
   } else {
     nodesDestroyNode((SNode*)pSetOp);

source/libs/stream/src/streamMeta.c

@@ -69,8 +69,7 @@ _err:
 }
 
 void streamMetaClose(SStreamMeta* pMeta) {
-  tdbCommit(pMeta->db, pMeta->txn);
-  tdbPostCommit(pMeta->db, pMeta->txn);
+  tdbAbort(pMeta->db, pMeta->txn);
   tdbTbClose(pMeta->pTaskDb);
   tdbTbClose(pMeta->pCheckpointDb);
   tdbClose(pMeta->db);
@@ -88,6 +87,7 @@ void streamMetaClose(SStreamMeta* pMeta) {
     /*streamMetaReleaseTask(pMeta, pTask);*/
   }
   taosHashCleanup(pMeta->pTasks);
+  taosHashCleanup(pMeta->pRecoverStatus);
   taosMemoryFree(pMeta->path);
   taosMemoryFree(pMeta);
 }

source/libs/sync/inc/syncMessage.h

@@ -247,8 +247,8 @@ typedef struct SyncLocalCmd {
   SRaftId  destId;
 
   int32_t   cmd;
-  SyncTerm  sdNewTerm;  // step down new term
-  SyncIndex fcIndex;    // follower commit index
+  SyncTerm  currentTerm;  // step down new term
+  SyncIndex commitIndex;  // follower commit index
 } SyncLocalCmd;
 
 int32_t syncBuildTimeout(SRpcMsg* pMsg, ESyncTimeoutType ttype, uint64_t logicClock, int32_t ms, SSyncNode* pNode);

source/libs/sync/inc/syncPipeline.h

@@ -98,6 +98,7 @@ int32_t         syncLogBufferReInit(SSyncLogBuffer* pBuf, SSyncNode* pNode);
 
 // access
 int64_t syncLogBufferGetEndIndex(SSyncLogBuffer* pBuf);
+SyncTerm syncLogBufferGetLastMatchTerm(SSyncLogBuffer* pBuf);
 int32_t syncLogBufferAppend(SSyncLogBuffer* pBuf, SSyncNode* pNode, SSyncRaftEntry* pEntry);
 int32_t syncLogBufferAccept(SSyncLogBuffer* pBuf, SSyncNode* pNode, SSyncRaftEntry* pEntry, SyncTerm prevTerm);
 int64_t syncLogBufferProceed(SSyncLogBuffer* pBuf, SSyncNode* pNode, SyncTerm* pMatchTerm);

source/libs/sync/inc/syncSnapshot.h

@@ -57,7 +57,6 @@ void                 snapshotSenderDestroy(SSyncSnapshotSender *pSender);
 bool                 snapshotSenderIsStart(SSyncSnapshotSender *pSender);
 int32_t              snapshotSenderStart(SSyncSnapshotSender *pSender);
 void                 snapshotSenderStop(SSyncSnapshotSender *pSender, bool finish);
-int32_t              snapshotSend(SSyncSnapshotSender *pSender);
 int32_t              snapshotReSend(SSyncSnapshotSender *pSender);
 
 typedef struct SSyncSnapshotReceiver {
@@ -82,7 +81,6 @@ void                   snapshotReceiverDestroy(SSyncSnapshotReceiver *pReceiver)
 void                   snapshotReceiverStart(SSyncSnapshotReceiver *pReceiver, SyncSnapshotSend *pBeginMsg);
 void                   snapshotReceiverStop(SSyncSnapshotReceiver *pReceiver);
 bool                   snapshotReceiverIsStart(SSyncSnapshotReceiver *pReceiver);
-void                   snapshotReceiverForceStop(SSyncSnapshotReceiver *pReceiver);
 
 // on message
 int32_t syncNodeOnSnapshot(SSyncNode *ths, const SRpcMsg *pMsg);

source/libs/sync/src/syncAppendEntries.c

@@ -90,6 +90,7 @@
 //
 
 int32_t syncNodeFollowerCommit(SSyncNode* ths, SyncIndex newCommitIndex) {
+  ASSERT(false && "deprecated");
   if (ths->state != TAOS_SYNC_STATE_FOLLOWER) {
     sNTrace(ths, "can not do follower commit");
     return -1;
@@ -206,12 +207,13 @@ int32_t syncNodeOnAppendEntries(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
   accepted = true;
 
 _SEND_RESPONSE:
+  pEntry = NULL;
   pReply->matchIndex = syncLogBufferProceed(ths->pLogBuf, ths, &pReply->lastMatchTerm);
   bool matched = (pReply->matchIndex >= pReply->lastSendIndex);
   if (accepted && matched) {
     pReply->success = true;
     // update commit index only after matching
-    (void)syncNodeUpdateCommitIndex(ths, pMsg->commitIndex);
+    (void)syncNodeUpdateCommitIndex(ths, TMIN(pMsg->commitIndex, pReply->lastSendIndex));
   }
 
   // ack, i.e. send response

source/libs/sync/src/syncCommit.c

@@ -44,6 +44,7 @@
 //     /\ UNCHANGED <<messages, serverVars, candidateVars, leaderVars, log>>
 //
 void syncOneReplicaAdvance(SSyncNode* pSyncNode) {
+  ASSERT(false && "deprecated");
   if (pSyncNode == NULL) {
     sError("pSyncNode is NULL");
     return;

source/libs/sync/src/syncEnv.c

@@ -114,7 +114,7 @@ void syncHbTimerDataRemove(int64_t rid) { taosRemoveRef(gHbDataRefId, rid); }
 
 SSyncHbTimerData *syncHbTimerDataAcquire(int64_t rid) {
   SSyncHbTimerData *pData = taosAcquireRef(gHbDataRefId, rid);
-  if (pData == NULL) {
+  if (pData == NULL && rid > 0) {
     sInfo("failed to acquire hb-timer-data from refId:%" PRId64, rid);
     terrno = TSDB_CODE_SYN_INTERNAL_ERROR;
   }

source/libs/sync/src/syncMain.c

@@ -1030,6 +1030,7 @@ SSyncNode* syncNodeOpen(SSyncInfo* pSyncInfo) {
     }
   }
   pSyncNode->commitIndex = commitIndex;
+  sInfo("vgId:%d, sync node commitIndex initialized as %" PRId64, pSyncNode->vgId, pSyncNode->commitIndex);
 
   if (syncNodeLogStoreRestoreOnNeed(pSyncNode) < 0) {
     goto _error;
@@ -1170,9 +1171,10 @@ int32_t syncNodeRestore(SSyncNode* pSyncNode) {
   }
 
   ASSERT(endIndex == lastVer + 1);
-  commitIndex = TMAX(pSyncNode->commitIndex, commitIndex);
+  pSyncNode->commitIndex = TMAX(pSyncNode->commitIndex, commitIndex);
+  sInfo("vgId:%d, restore sync until commitIndex:%" PRId64, pSyncNode->vgId, pSyncNode->commitIndex);
 
-  if (syncLogBufferCommit(pSyncNode->pLogBuf, pSyncNode, commitIndex) < 0) {
+  if (syncLogBufferCommit(pSyncNode->pLogBuf, pSyncNode, pSyncNode->commitIndex) < 0) {
     return -1;
   }
 
@@ -1247,7 +1249,7 @@ void syncNodePreClose(SSyncNode* pSyncNode) {
 #if 0
   if (pSyncNode->pNewNodeReceiver != NULL) {
     if (snapshotReceiverIsStart(pSyncNode->pNewNodeReceiver)) {
-      snapshotReceiverForceStop(pSyncNode->pNewNodeReceiver);
+      snapshotReceiverStop(pSyncNode->pNewNodeReceiver);
     }
 
     sDebug("vgId:%d, snapshot receiver destroy while preclose sync node, data:%p", pSyncNode->vgId,
@@ -1270,7 +1272,7 @@ void syncNodePreClose(SSyncNode* pSyncNode) {
 void syncNodePostClose(SSyncNode* pSyncNode) {
   if (pSyncNode->pNewNodeReceiver != NULL) {
     if (snapshotReceiverIsStart(pSyncNode->pNewNodeReceiver)) {
-      snapshotReceiverForceStop(pSyncNode->pNewNodeReceiver);
+      snapshotReceiverStop(pSyncNode->pNewNodeReceiver);
     }
 
     sDebug("vgId:%d, snapshot receiver destroy while preclose sync node, data:%p", pSyncNode->vgId,
@@ -1325,7 +1327,7 @@ void syncNodeClose(SSyncNode* pSyncNode) {
 
   if (pSyncNode->pNewNodeReceiver != NULL) {
     if (snapshotReceiverIsStart(pSyncNode->pNewNodeReceiver)) {
-      snapshotReceiverForceStop(pSyncNode->pNewNodeReceiver);
+      snapshotReceiverStop(pSyncNode->pNewNodeReceiver);
     }
 
     sDebug("vgId:%d, snapshot receiver destroy while close, data:%p", pSyncNode->vgId, pSyncNode->pNewNodeReceiver);
@@ -1480,16 +1482,21 @@ int32_t syncNodeSendMsgById(const SRaftId* destRaftId, SSyncNode* pNode, SRpcMsg
     }
   }
 
+  int32_t code = -1;
   if (pNode->syncSendMSg != NULL && epSet != NULL) {
     syncUtilMsgHtoN(pMsg->pCont);
     pMsg->info.noResp = 1;
-    return pNode->syncSendMSg(epSet, pMsg);
-  } else {
-    sError("vgId:%d, sync send msg by id error, fp:%p epset:%p", pNode->vgId, pNode->syncSendMSg, epSet);
+    code = pNode->syncSendMSg(epSet, pMsg);
+  }
+
+  if (code < 0) {
+    sError("vgId:%d, sync send msg by id error, epset:%p dnode:%d addr:%" PRId64 " err:0x%x", pNode->vgId, epSet,
+           DID(destRaftId), destRaftId->addr, terrno);
     rpcFreeCont(pMsg->pCont);
     terrno = TSDB_CODE_SYN_INTERNAL_ERROR;
-    return -1;
   }
+
+  return code;
 }
 
 inline bool syncNodeInConfig(SSyncNode* pNode, const SSyncCfg* pCfg) {
@@ -1855,7 +1862,7 @@ void syncNodeBecomeLeader(SSyncNode* pSyncNode, const char* debugStr) {
   // close receiver
   if (pSyncNode != NULL && pSyncNode->pNewNodeReceiver != NULL &&
       snapshotReceiverIsStart(pSyncNode->pNewNodeReceiver)) {
-    snapshotReceiverForceStop(pSyncNode->pNewNodeReceiver);
+    snapshotReceiverStop(pSyncNode->pNewNodeReceiver);
   }
 
   // stop elect timer
@@ -2537,8 +2544,9 @@ int32_t syncNodeOnHeartbeat(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
 
       SyncLocalCmd* pSyncMsg = rpcMsgLocalCmd.pCont;
       pSyncMsg->cmd = SYNC_LOCAL_CMD_FOLLOWER_CMT;
-      pSyncMsg->fcIndex = pMsg->commitIndex;
-      SyncIndex fcIndex = pSyncMsg->fcIndex;
+      pSyncMsg->commitIndex = pMsg->commitIndex;
+      pSyncMsg->currentTerm = pMsg->term;
+      SyncIndex fcIndex = pSyncMsg->commitIndex;
 
       if (ths->syncEqMsg != NULL && ths->msgcb != NULL) {
         int32_t code = ths->syncEqMsg(ths->msgcb, &rpcMsgLocalCmd);
@@ -2559,7 +2567,8 @@ int32_t syncNodeOnHeartbeat(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
 
     SyncLocalCmd* pSyncMsg = rpcMsgLocalCmd.pCont;
     pSyncMsg->cmd = SYNC_LOCAL_CMD_STEP_DOWN;
-    pSyncMsg->sdNewTerm = pMsg->term;
+    pSyncMsg->currentTerm = pMsg->term;
+    pSyncMsg->commitIndex = pMsg->commitIndex;
 
     if (ths->syncEqMsg != NULL && ths->msgcb != NULL) {
       int32_t code = ths->syncEqMsg(ths->msgcb, &rpcMsgLocalCmd);
@@ -2567,7 +2576,7 @@ int32_t syncNodeOnHeartbeat(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
         sError("vgId:%d, sync enqueue step-down msg error, code:%d", ths->vgId, code);
         rpcFreeCont(rpcMsgLocalCmd.pCont);
       } else {
-        sTrace("vgId:%d, sync enqueue step-down msg, new-term: %" PRId64, ths->vgId, pSyncMsg->sdNewTerm);
+        sTrace("vgId:%d, sync enqueue step-down msg, new-term: %" PRId64, ths->vgId, pSyncMsg->currentTerm);
       }
     }
   }
@@ -2625,10 +2634,13 @@ int32_t syncNodeOnLocalCmd(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
   syncLogRecvLocalCmd(ths, pMsg, "");
 
   if (pMsg->cmd == SYNC_LOCAL_CMD_STEP_DOWN) {
-    syncNodeStepDown(ths, pMsg->sdNewTerm);
+    syncNodeStepDown(ths, pMsg->currentTerm);
 
   } else if (pMsg->cmd == SYNC_LOCAL_CMD_FOLLOWER_CMT) {
-    (void)syncNodeUpdateCommitIndex(ths, pMsg->fcIndex);
+    SyncTerm matchTerm = syncLogBufferGetLastMatchTerm(ths->pLogBuf);
+    if (pMsg->currentTerm == matchTerm) {
+      (void)syncNodeUpdateCommitIndex(ths, pMsg->commitIndex);
+    }
     if (syncLogBufferCommit(ths->pLogBuf, ths, ths->commitIndex) < 0) {
       sError("vgId:%d, failed to commit raft log since %s. commit index: %" PRId64 "", ths->vgId, terrstr(),
              ths->commitIndex);
@@ -2641,14 +2653,15 @@ int32_t syncNodeOnLocalCmd(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
 }
 
 int32_t syncNodeOnLocalCmdOld(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
+  ASSERT(false && "deprecated");
   SyncLocalCmd* pMsg = pRpcMsg->pCont;
   syncLogRecvLocalCmd(ths, pMsg, "");
 
   if (pMsg->cmd == SYNC_LOCAL_CMD_STEP_DOWN) {
-    syncNodeStepDown(ths, pMsg->sdNewTerm);
+    syncNodeStepDown(ths, pMsg->currentTerm);
 
   } else if (pMsg->cmd == SYNC_LOCAL_CMD_FOLLOWER_CMT) {
-    syncNodeFollowerCommit(ths, pMsg->fcIndex);
+    syncNodeFollowerCommit(ths, pMsg->commitIndex);
 
   } else {
     sError("error local cmd");

source/libs/sync/src/syncPipeline.c

@@ -31,6 +31,10 @@ static bool syncIsMsgBlock(tmsg_t type) {
          (type == TDMT_VND_UPDATE_TAG_VAL) || (type == TDMT_VND_ALTER_CONFIRM);
 }
 
+FORCE_INLINE static int64_t syncGetRetryMaxWaitMs() {
+  return SYNC_LOG_REPL_RETRY_WAIT_MS * (1 << SYNC_MAX_RETRY_BACKOFF);
+}
+
 int64_t syncLogBufferGetEndIndex(SSyncLogBuffer* pBuf) {
   taosThreadMutexLock(&pBuf->mutex);
   int64_t index = pBuf->endIndex;
@@ -264,20 +268,27 @@ int32_t syncLogBufferReInit(SSyncLogBuffer* pBuf, SSyncNode* pNode) {
   return ret;
 }
 
-FORCE_INLINE SyncTerm syncLogBufferGetLastMatchTerm(SSyncLogBuffer* pBuf) {
+FORCE_INLINE SyncTerm syncLogBufferGetLastMatchTermWithoutLock(SSyncLogBuffer* pBuf) {
   SyncIndex       index = pBuf->matchIndex;
   SSyncRaftEntry* pEntry = pBuf->entries[(index + pBuf->size) % pBuf->size].pItem;
   ASSERT(pEntry != NULL);
   return pEntry->term;
 }
 
+SyncTerm syncLogBufferGetLastMatchTerm(SSyncLogBuffer* pBuf) {
+  taosThreadMutexLock(&pBuf->mutex);
+  SyncTerm term = syncLogBufferGetLastMatchTermWithoutLock(pBuf);
+  taosThreadMutexUnlock(&pBuf->mutex);
+  return term;
+}
+
 int32_t syncLogBufferAccept(SSyncLogBuffer* pBuf, SSyncNode* pNode, SSyncRaftEntry* pEntry, SyncTerm prevTerm) {
   taosThreadMutexLock(&pBuf->mutex);
   syncLogBufferValidate(pBuf);
   int32_t   ret = -1;
   SyncIndex index = pEntry->index;
   SyncIndex prevIndex = pEntry->index - 1;
-  SyncTerm  lastMatchTerm = syncLogBufferGetLastMatchTerm(pBuf);
+  SyncTerm        lastMatchTerm = syncLogBufferGetLastMatchTermWithoutLock(pBuf);
   SSyncRaftEntry* pExist = NULL;
   bool            inBuf = true;
 
@@ -329,6 +340,8 @@ int32_t syncLogBufferAccept(SSyncLogBuffer* pBuf, SSyncNode* pNode, SSyncRaftEnt
   }
 
   // update
+  ASSERT(pBuf->startIndex < index);
+  ASSERT(index - pBuf->startIndex < pBuf->size);
   ASSERT(pBuf->entries[index % pBuf->size].pItem == NULL);
   SSyncLogBufEntry tmp = {.pItem = pEntry, .prevLogIndex = prevIndex, .prevLogTerm = prevTerm};
   pEntry = NULL;
@@ -456,6 +469,11 @@ int32_t syncLogFsmExecute(SSyncNode* pNode, SSyncFSM* pFsm, ESyncState role, Syn
            pNode->vgId, pEntry->index, pEntry->term, TMSG_INFO(pEntry->originalRpcType), applyCode);
   }
 
+  if (pEntry->originalRpcType == TDMT_VND_COMMIT) {
+    sInfo("vgId:%d, fsm execute vnode commit. index: %" PRId64 ", term: %" PRId64 "", pNode->vgId, pEntry->index,
+          pEntry->term);
+  }
+
   SRpcMsg rpcMsg = {.code = applyCode};
   syncEntry2OriginalRpc(pEntry, &rpcMsg);
 
@@ -552,7 +570,8 @@ int32_t syncLogBufferCommit(SSyncLogBuffer* pBuf, SSyncNode* pNode, int64_t comm
   ret = 0;
 _out:
   // mark as restored if needed
-  if (!pNode->restoreFinish && pBuf->commitIndex >= pNode->commitIndex) {
+  if (!pNode->restoreFinish && pBuf->commitIndex >= pNode->commitIndex && pEntry != NULL &&
+      pNode->pRaftStore->currentTerm <= pEntry->term) {
     pNode->pFsm->FpRestoreFinishCb(pNode->pFsm);
     pNode->restoreFinish = true;
     sInfo("vgId:%d, restore finished. log buffer: [%" PRId64 " %" PRId64 " %" PRId64 ", %" PRId64 ")", pNode->vgId,
@@ -613,6 +632,12 @@ int32_t syncLogReplMgrRetryOnNeed(SSyncLogReplMgr* pMgr, SSyncNode* pNode) {
     }
 
     if (pMgr->states[pos].acked) {
+      if (pMgr->matchIndex < index && pMgr->states[pos].timeMs + (syncGetRetryMaxWaitMs() << 3) < nowMs) {
+        syncLogReplMgrReset(pMgr);
+        sWarn("vgId:%d, reset sync log repl mgr since stagnation. index: %" PRId64 ", peer: %" PRIx64, pNode->vgId,
+              index, pDestId->addr);
+        goto _out;
+      }
       continue;
     }
 
@@ -639,10 +664,12 @@ int32_t syncLogReplMgrRetryOnNeed(SSyncLogReplMgr* pMgr, SSyncNode* pNode) {
 _out:
   if (retried) {
     pMgr->retryBackoff = syncLogGetNextRetryBackoff(pMgr);
-    sInfo("vgId:%d, resent %d sync log entries. dest: %" PRIx64 ", indexes: %" PRId64 " ..., terms: ... %" PRId64
-          ", retryWaitMs: %" PRId64 ", repl mgr: [%" PRId64 " %" PRId64 ", %" PRId64 ")",
+    SSyncLogBuffer* pBuf = pNode->pLogBuf;
+    sInfo("vgId:%d, resend %d sync log entries. dest: %" PRIx64 ", indexes: %" PRId64 " ..., terms: ... %" PRId64
+          ", retryWaitMs: %" PRId64 ", mgr: [%" PRId64 " %" PRId64 ", %" PRId64 "), buffer: [%" PRId64 " %" PRId64
+          " %" PRId64 ", %" PRId64 ")",
           pNode->vgId, count, pDestId->addr, firstIndex, term, retryWaitMs, pMgr->startIndex, pMgr->matchIndex,
-          pMgr->endIndex);
+          pMgr->endIndex, pBuf->startIndex, pBuf->commitIndex, pBuf->matchIndex, pBuf->endIndex);
   }
   return ret;
 }
@@ -771,7 +798,7 @@ int32_t syncLogReplMgrReplicateOnce(SSyncLogReplMgr* pMgr, SSyncNode* pNode) {
 int32_t syncLogReplMgrReplicateProbeOnce(SSyncLogReplMgr* pMgr, SSyncNode* pNode, SyncIndex index) {
   ASSERT(!pMgr->restored);
   ASSERT(pMgr->startIndex >= 0);
-  int64_t retryMaxWaitMs = SYNC_LOG_REPL_RETRY_WAIT_MS * (1 << SYNC_MAX_RETRY_BACKOFF);
+  int64_t retryMaxWaitMs = syncGetRetryMaxWaitMs();
   int64_t nowMs = taosGetMonoTimestampMs();
 
   if (pMgr->endIndex > pMgr->startIndex &&
@@ -799,11 +826,10 @@ int32_t syncLogReplMgrReplicateProbeOnce(SSyncLogReplMgr* pMgr, SSyncNode* pNode
   pMgr->endIndex = index + 1;
 
   SSyncLogBuffer* pBuf = pNode->pLogBuf;
-  sTrace("vgId:%d, attempted to probe the %d'th peer with msg of index:%" PRId64 " term: %" PRId64
-         ". pMgr(rs:%d): [%" PRId64 " %" PRId64 ", %" PRId64 "), pBuf: [%" PRId64 " %" PRId64 " %" PRId64 ", %" PRId64
-         ")",
-         pNode->vgId, pMgr->peerId, index, term, pMgr->restored, pMgr->startIndex, pMgr->matchIndex, pMgr->endIndex,
-         pBuf->startIndex, pBuf->commitIndex, pBuf->matchIndex, pBuf->endIndex);
+  sInfo("vgId:%d, probe peer:%" PRIx64 " with msg of index:%" PRId64 " term: %" PRId64 ". mgr (rs:%d): [%" PRId64
+        " %" PRId64 ", %" PRId64 "), buffer: [%" PRId64 " %" PRId64 " %" PRId64 ", %" PRId64 ")",
+        pNode->vgId, pDestId->addr, index, term, pMgr->restored, pMgr->startIndex, pMgr->matchIndex, pMgr->endIndex,
+        pBuf->startIndex, pBuf->commitIndex, pBuf->matchIndex, pBuf->endIndex);
   return 0;
 }
 
@@ -815,9 +841,11 @@ int32_t syncLogReplMgrReplicateAttemptedOnce(SSyncLogReplMgr* pMgr, SSyncNode* p
   int32_t  count = 0;
   int64_t  nowMs = taosGetMonoTimestampMs();
   int64_t  limit = pMgr->size >> 1;
+  SyncTerm  term = -1;
+  SyncIndex firstIndex = -1;
 
   for (SyncIndex index = pMgr->endIndex; index <= pNode->pLogBuf->matchIndex; index++) {
-    if (batchSize < count++ || limit <= index - pMgr->startIndex) {
+    if (batchSize < count || limit <= index - pMgr->startIndex) {
       break;
     }
     if (pMgr->startIndex + 1 < index && pMgr->states[(index - 1) % pMgr->size].barrier) {
@@ -826,7 +854,6 @@ int32_t syncLogReplMgrReplicateAttemptedOnce(SSyncLogReplMgr* pMgr, SSyncNode* p
     int64_t  pos = index % pMgr->size;
     SRaftId* pDestId = &pNode->replicasId[pMgr->peerId];
     bool     barrier = false;
-    SyncTerm term = -1;
     if (syncLogBufferReplicateOneTo(pMgr, pNode, index, &term, pDestId, &barrier) < 0) {
       sError("vgId:%d, failed to replicate log entry since %s. index: %" PRId64 ", dest: 0x%016" PRIx64 "", pNode->vgId,
              terrstr(), index, pDestId->addr);
@@ -837,6 +864,9 @@ int32_t syncLogReplMgrReplicateAttemptedOnce(SSyncLogReplMgr* pMgr, SSyncNode* p
     pMgr->states[pos].term = term;
     pMgr->states[pos].acked = false;
 
+    if (firstIndex == -1) firstIndex = index;
+    count++;
+
     pMgr->endIndex = index + 1;
     if (barrier) {
       sInfo("vgId:%d, replicated sync barrier to dest: %" PRIx64 ". index: %" PRId64 ", term: %" PRId64
@@ -850,10 +880,11 @@ int32_t syncLogReplMgrReplicateAttemptedOnce(SSyncLogReplMgr* pMgr, SSyncNode* p
   syncLogReplMgrRetryOnNeed(pMgr, pNode);
 
   SSyncLogBuffer* pBuf = pNode->pLogBuf;
-  sTrace("vgId:%d, attempted to replicate %d msgs to the %d'th peer. pMgr(rs:%d): [%" PRId64 " %" PRId64 ", %" PRId64
-         "), pBuf: [%" PRId64 " %" PRId64 " %" PRId64 ", %" PRId64 ")",
-         pNode->vgId, count, pMgr->peerId, pMgr->restored, pMgr->startIndex, pMgr->matchIndex, pMgr->endIndex,
-         pBuf->startIndex, pBuf->commitIndex, pBuf->matchIndex, pBuf->endIndex);
+  sTrace("vgId:%d, replicated %d msgs to peer: %" PRIx64 ". indexes: %" PRId64 "..., terms: ...%" PRId64
+         ", mgr: (rs:%d) [%" PRId64 " %" PRId64 ", %" PRId64 "), buffer: [%" PRId64 " %" PRId64 " %" PRId64 ", %" PRId64
+         ")",
+         pNode->vgId, count, pDestId->addr, firstIndex, term, pMgr->restored, pMgr->startIndex, pMgr->matchIndex,
+         pMgr->endIndex, pBuf->startIndex, pBuf->commitIndex, pBuf->matchIndex, pBuf->endIndex);
   return 0;
 }
 
@@ -985,6 +1016,10 @@ void syncLogBufferDestroy(SSyncLogBuffer* pBuf) {
 int32_t syncLogBufferRollback(SSyncLogBuffer* pBuf, SSyncNode* pNode, SyncIndex toIndex) {
   ASSERT(pBuf->commitIndex < toIndex && toIndex <= pBuf->endIndex);
 
+  if (toIndex == pBuf->endIndex) {
+    return 0;
+  }
+
   sInfo("vgId:%d, rollback sync log buffer. toindex: %" PRId64 ", buffer: [%" PRId64 " %" PRId64 " %" PRId64
         ", %" PRId64 ")",
         pNode->vgId, toIndex, pBuf->startIndex, pBuf->commitIndex, pBuf->matchIndex, pBuf->endIndex);

source/libs/sync/src/syncRaftCfg.c

@@ -71,31 +71,23 @@ int32_t syncWriteCfgFile(SSyncNode *pNode) {
   char        file[PATH_MAX] = {0};
   snprintf(file, sizeof(file), "%s.bak", realfile);
 
-  pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
-  if (pFile == NULL) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    sError("vgId:%d, failed to open sync cfg file:%s since %s", pNode->vgId, realfile, terrstr());
-    goto _OVER;
-  }
-
   terrno = TSDB_CODE_OUT_OF_MEMORY;
   pJson = tjsonCreateObject();
   if (pJson == NULL) goto _OVER;
   if (tjsonAddObject(pJson, "RaftCfg", syncEncodeRaftCfg, pCfg) < 0) goto _OVER;
-
   buffer = tjsonToString(pJson);
   if (buffer == NULL) goto _OVER;
+  terrno = 0;
+
+  pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
+  if (pFile == NULL) goto _OVER;
 
   int32_t len = strlen(buffer);
   if (taosWriteFile(pFile, buffer, len) <= 0) goto _OVER;
   if (taosFsyncFile(pFile) < 0) goto _OVER;
-  taosCloseFile(&pFile);
 
-  if (taosRenameFile(file, realfile) != 0) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    sError("vgId:%d, failed to rename sync cfg file:%s to %s since %s", pNode->vgId, file, realfile, terrstr());
-    goto _OVER;
-  }
+  taosCloseFile(&pFile);
+  if (taosRenameFile(file, realfile) != 0) goto _OVER;
 
   code = 0;
   sInfo("vgId:%d, succeed to write sync cfg file:%s, len:%d", pNode->vgId, realfile, len);
@@ -106,6 +98,7 @@ _OVER:
   if (pFile != NULL) taosCloseFile(&pFile);
 
   if (code != 0) {
+    if (terrno == 0) terrno = TAOS_SYSTEM_ERROR(errno);
     sError("vgId:%d, failed to write sync cfg file:%s since %s", pNode->vgId, realfile, terrstr());
   }
   return code;

source/libs/sync/src/syncRaftLog.c

@@ -219,6 +219,10 @@ static int32_t raftLogAppendEntry(struct SSyncLogStore* pLogStore, SSyncRaftEntr
 
   ASSERT(pEntry->index == index);
 
+  if (pEntry->originalRpcType == TDMT_VND_COMMIT) {
+    walFsync(pWal, true);
+  }
+
   sNTrace(pData->pSyncNode, "write index:%" PRId64 ", type:%s, origin type:%s, elapsed:%" PRId64, pEntry->index,
           TMSG_INFO(pEntry->msgType), TMSG_INFO(pEntry->originalRpcType), tsElapsed);
   return 0;
@@ -312,29 +316,6 @@ static int32_t raftLogTruncate(struct SSyncLogStore* pLogStore, SyncIndex fromIn
   SSyncLogStoreData* pData = pLogStore->data;
   SWal*              pWal = pData->pWal;
 
-  // need not truncate
-  SyncIndex wallastVer = walGetLastVer(pWal);
-  if (fromIndex > wallastVer) {
-    return 0;
-  }
-
-  // need not truncate
-  SyncIndex walCommitVer = walGetCommittedVer(pWal);
-  if (fromIndex <= walCommitVer) {
-    return 0;
-  }
-
-  // delete from cache
-  for (SyncIndex index = fromIndex; index <= wallastVer; ++index) {
-    SLRUCache* pCache = pData->pSyncNode->pLogStore->pCache;
-    LRUHandle* h = taosLRUCacheLookup(pCache, &index, sizeof(index));
-    if (h) {
-      sNTrace(pData->pSyncNode, "cache delete index:%" PRId64, index);
-
-      taosLRUCacheRelease(pData->pSyncNode->pLogStore->pCache, h, true);
-    }
-  }
-
   int32_t code = walRollback(pWal, fromIndex);
   if (code != 0) {
     int32_t     err = terrno;

source/libs/sync/src/syncSnapshot.c

@@ -150,7 +150,7 @@ void snapshotSenderStop(SSyncSnapshotSender *pSender, bool finish) {
 
 // when sender receive ack, call this function to send msg from seq
 // seq = ack + 1, already updated
-int32_t snapshotSend(SSyncSnapshotSender *pSender) {
+static int32_t snapshotSend(SSyncSnapshotSender *pSender) {
   // free memory last time (current seq - 1)
   if (pSender->pCurrentBlock != NULL) {
     taosMemoryFree(pSender->pCurrentBlock);
@@ -342,23 +342,6 @@ void snapshotReceiverDestroy(SSyncSnapshotReceiver *pReceiver) {
 
 bool snapshotReceiverIsStart(SSyncSnapshotReceiver *pReceiver) { return pReceiver->start; }
 
-// force stop
-void snapshotReceiverForceStop(SSyncSnapshotReceiver *pReceiver) {
-  sRInfo(pReceiver, "snapshot receiver force stop, writer:%p");
-
-  // force close, abandon incomplete data
-  if (pReceiver->pWriter != NULL) {
-    int32_t ret = pReceiver->pSyncNode->pFsm->FpSnapshotStopWrite(pReceiver->pSyncNode->pFsm, pReceiver->pWriter, false,
-                                                                  &pReceiver->snapshot);
-    if (ret != 0) {
-      sRInfo(pReceiver, "snapshot receiver force stop failed since %s", terrstr());
-    }
-    pReceiver->pWriter = NULL;
-  }
-
-  pReceiver->start = false;
-}
-
 static int32_t snapshotReceiverStartWriter(SSyncSnapshotReceiver *pReceiver, SyncSnapshotSend *pBeginMsg) {
   if (pReceiver->pWriter != NULL) {
     sRError(pReceiver, "vgId:%d, snapshot receiver writer is not null");
@@ -590,7 +573,7 @@ _START_RECEIVER:
 
     if (snapshotReceiverIsStart(pReceiver)) {
       sRInfo(pReceiver, "snapshot receiver already start and force stop pre one");
-      snapshotReceiverForceStop(pReceiver);
+      snapshotReceiverStop(pReceiver);
     }
 
     snapshotReceiverStart(pReceiver, pMsg);  // set start-time same with sender
@@ -842,7 +825,7 @@ int32_t syncNodeOnSnapshot(SSyncNode *pSyncNode, const SRpcMsg *pRpcMsg) {
       } else if (pMsg->seq == SYNC_SNAPSHOT_SEQ_FORCE_CLOSE) {
         // force close, no response
         syncLogRecvSyncSnapshotSend(pSyncNode, pMsg, "process force stop");
-        snapshotReceiverForceStop(pReceiver);
+        snapshotReceiverStop(pReceiver);
       } else if (pMsg->seq > SYNC_SNAPSHOT_SEQ_BEGIN && pMsg->seq < SYNC_SNAPSHOT_SEQ_END) {
         syncLogRecvSyncSnapshotSend(pSyncNode, pMsg, "process seq data");
         code = syncNodeOnSnapshotReceive(pSyncNode, pMsg);
@@ -989,6 +972,13 @@ int32_t syncNodeOnSnapshotRsp(SSyncNode *pSyncNode, const SRpcMsg *pRpcMsg) {
     return syncNodeOnSnapshotPreRsp(pSyncNode, pSender, pMsg);
   }
 
+  if (pSender->pReader == NULL || pSender->finish) {
+    syncLogRecvSyncSnapshotRsp(pSyncNode, pMsg, "snapshot sender invalid");
+    sSError(pSender, "snapshot sender invalid, pReader:%p finish:%d", pMsg->code, pSender->pReader, pSender->finish);
+    terrno = pMsg->code;
+    goto _ERROR;
+  }
+
   if (pMsg->ack == SYNC_SNAPSHOT_SEQ_BEGIN) {
     syncLogRecvSyncSnapshotRsp(pSyncNode, pMsg, "process seq begin");
     if (snapshotSenderUpdateProgress(pSender, pMsg) != 0) {

source/libs/sync/src/syncUtil.c

@@ -17,20 +17,20 @@
 #include "syncUtil.h"
 #include "syncIndexMgr.h"
 #include "syncMessage.h"
+#include "syncPipeline.h"
 #include "syncRaftCfg.h"
 #include "syncRaftStore.h"
 #include "syncSnapshot.h"
 
 void syncCfg2SimpleStr(const SSyncCfg* pCfg, char* buf, int32_t bufLen) {
-  int32_t len = snprintf(buf, bufLen, "{r-num:%d, my:%d, ", pCfg->replicaNum, pCfg->myIndex);
-
+  int32_t len = snprintf(buf, bufLen, "{num:%d, as:%d, [", pCfg->replicaNum, pCfg->myIndex);
   for (int32_t i = 0; i < pCfg->replicaNum; ++i) {
+    len += snprintf(buf + len, bufLen - len, "%s:%d", pCfg->nodeInfo[i].nodeFqdn, pCfg->nodeInfo[i].nodePort);
     if (i < pCfg->replicaNum - 1) {
-      len += snprintf(buf + len, bufLen - len, "%s:%d, ", pCfg->nodeInfo[i].nodeFqdn, pCfg->nodeInfo[i].nodePort);
-    } else {
-      len += snprintf(buf + len, bufLen - len, "%s:%d}", pCfg->nodeInfo[i].nodeFqdn, pCfg->nodeInfo[i].nodePort);
+      len += snprintf(buf + len, bufLen - len, "%s", ", ");
     }
   }
+  len += snprintf(buf + len, bufLen - len, "%s", "]}");
 }
 
 void syncUtilNodeInfo2EpSet(const SNodeInfo* pInfo, SEpSet* pEpSet) {
@@ -89,32 +89,55 @@ bool syncUtilUserRollback(tmsg_t msgType) { return msgType != TDMT_SYNC_NOOP &&
 
 // for leader
 static void syncHearbeatReplyTime2Str(SSyncNode* pSyncNode, char* buf, int32_t bufLen) {
-  int32_t len = 5;
-
+  int32_t len = 0;
+  len += snprintf(buf + len, bufLen - len, "%s", "{");
   for (int32_t i = 0; i < pSyncNode->replicaNum; ++i) {
     int64_t tsMs = syncIndexMgrGetRecvTime(pSyncNode->pMatchIndex, &(pSyncNode->replicasId[i]));
-
+    len += snprintf(buf + len, bufLen - len, "%d:%" PRId64, i, tsMs);
     if (i < pSyncNode->replicaNum - 1) {
-      len += snprintf(buf + len, bufLen - len, "%d:%" PRId64 ",", i, tsMs);
-    } else {
-      len += snprintf(buf + len, bufLen - len, "%d:%" PRId64 "}", i, tsMs);
+      len += snprintf(buf + len, bufLen - len, "%s", ",");
     }
   }
+  len += snprintf(buf + len, bufLen - len, "%s", "}");
 }
 
 // for follower
 static void syncHearbeatTime2Str(SSyncNode* pSyncNode, char* buf, int32_t bufLen) {
-  int32_t len = 4;
-
+  int32_t len = 0;
+  len += snprintf(buf + len, bufLen - len, "%s", "{");
   for (int32_t i = 0; i < pSyncNode->replicaNum; ++i) {
     int64_t tsMs = syncIndexMgrGetRecvTime(pSyncNode->pNextIndex, &(pSyncNode->replicasId[i]));
-
+    len += snprintf(buf + len, bufLen - len, "%d:%" PRId64, i, tsMs);
     if (i < pSyncNode->replicaNum - 1) {
-      len += snprintf(buf + len, bufLen - len, "%d:%" PRId64 ",", i, tsMs);
-    } else {
-      len += snprintf(buf + len, bufLen - len, "%d:%" PRId64 "}", i, tsMs);
+      len += snprintf(buf + len, bufLen - len, "%s", ",");
     }
   }
+  len += snprintf(buf + len, bufLen - len, "%s", "}");
+}
+
+static void syncLogBufferStates2Str(SSyncNode* pSyncNode, char* buf, int32_t bufLen) {
+  SSyncLogBuffer* pBuf = pSyncNode->pLogBuf;
+  if (pBuf == NULL) {
+    return;
+  }
+  int len = 0;
+  len += snprintf(buf + len, bufLen - len, "[%" PRId64 " %" PRId64 " %" PRId64 ", %" PRId64 ")", pBuf->startIndex,
+                  pBuf->commitIndex, pBuf->matchIndex, pBuf->endIndex);
+}
+
+static void syncLogReplMgrStates2Str(SSyncNode* pSyncNode, char* buf, int32_t bufLen) {
+  int len = 0;
+  len += snprintf(buf + len, bufLen - len, "%s", "{");
+  for (int32_t i = 0; i < pSyncNode->replicaNum; i++) {
+    SSyncLogReplMgr* pMgr = pSyncNode->logReplMgrs[i];
+    if (pMgr == NULL) break;
+    len += snprintf(buf + len, bufLen - len, "%d:%d [%" PRId64 " %" PRId64 ", %" PRId64 ")", i, pMgr->restored,
+                    pMgr->startIndex, pMgr->matchIndex, pMgr->endIndex);
+    if (i + 1 < pSyncNode->replicaNum) {
+      len += snprintf(buf + len, bufLen - len, "%s", ", ");
+    }
+  }
+  len += snprintf(buf + len, bufLen - len, "%s", "}");
 }
 
 static void syncPeerState2Str(SSyncNode* pSyncNode, char* buf, int32_t bufLen) {
@@ -156,16 +179,19 @@ void syncPrintNodeLog(const char* flags, ELogLevel level, int32_t dflag, SSyncNo
   int32_t cacheHit = pNode->pLogStore->cacheHit;
   int32_t cacheMiss = pNode->pLogStore->cacheMiss;
 
-  char cfgStr[1024];
+  char cfgStr[1024] = "";
   syncCfg2SimpleStr(&pNode->raftCfg.cfg, cfgStr, sizeof(cfgStr));
 
-  char peerStr[1024] = "{";
-  syncPeerState2Str(pNode, peerStr, sizeof(peerStr));
+  char replMgrStatesStr[1024] = "";
+  syncLogReplMgrStates2Str(pNode, replMgrStatesStr, sizeof(replMgrStatesStr));
 
-  char hbrTimeStr[256] = "hbr:{";
+  char bufferStatesStr[256] = "";
+  syncLogBufferStates2Str(pNode, bufferStatesStr, sizeof(bufferStatesStr));
+
+  char hbrTimeStr[256] = "";
   syncHearbeatReplyTime2Str(pNode, hbrTimeStr, sizeof(hbrTimeStr));
 
-  char hbTimeStr[256] = "hb:{";
+  char hbTimeStr[256] = "";
   syncHearbeatTime2Str(pNode, hbTimeStr, sizeof(hbTimeStr));
 
   char    eventLog[512];  // {0};
@@ -181,21 +207,21 @@ void syncPrintNodeLog(const char* flags, ELogLevel level, int32_t dflag, SSyncNo
 
   // restore error code
   terrno = errCode;
-
+ 
   if (pNode != NULL) {
     taosPrintLog(flags, level, dflag,
                  "vgId:%d, %s, sync:%s, term:%" PRIu64 ", commit-index:%" PRId64 ", first-ver:%" PRId64
                  ", last-ver:%" PRId64 ", min:%" PRId64 ", snap:%" PRId64 ", snap-term:%" PRIu64
-                 ", elect-times:%d, as-leader-times:%d, cfg-ch-times:%d, hit:%d, mis:%d, hb-slow:%d, hbr-slow:%d, "
+                 ", elect-times:%d, as-leader-times:%d, cfg-ch-times:%d, hb-slow:%d, hbr-slow:%d, "
                  "aq-items:%d, snaping:%" PRId64 ", replicas:%d, last-cfg:%" PRId64
-                 ", chging:%d, restore:%d, quorum:%d, elect-lc-timer:%" PRId64 ", hb:%" PRId64 ", %s, %s, %s, %s",
+                 ", chging:%d, restore:%d, quorum:%d, elect-lc-timer:%" PRId64 ", hb:%" PRId64
+                 ", buffer:%s, repl-mgrs:%s, members:%s, hb:%s, hb-reply:%s",
                  pNode->vgId, eventLog, syncStr(pNode->state), currentTerm, pNode->commitIndex, logBeginIndex,
                  logLastIndex, pNode->minMatchIndex, snapshot.lastApplyIndex, snapshot.lastApplyTerm, pNode->electNum,
-                 pNode->becomeLeaderNum, pNode->configChangeNum, cacheHit, cacheMiss, pNode->hbSlowNum,
-                 pNode->hbrSlowNum, aqItems, pNode->snapshottingIndex, pNode->replicaNum,
-                 pNode->raftCfg.lastConfigIndex, pNode->changing, pNode->restoreFinish, syncNodeDynamicQuorum(pNode),
-                 pNode->electTimerLogicClock, pNode->heartbeatTimerLogicClockUser, peerStr, cfgStr, hbTimeStr,
-                 hbrTimeStr);
+                 pNode->becomeLeaderNum, pNode->configChangeNum, pNode->hbSlowNum, pNode->hbrSlowNum, aqItems,
+                 pNode->snapshottingIndex, pNode->replicaNum, pNode->raftCfg.lastConfigIndex, pNode->changing,
+                 pNode->restoreFinish, syncNodeDynamicQuorum(pNode), pNode->electTimerLogicClock, pNode->heartbeatTimerLogicClockUser,
+                 bufferStatesStr, replMgrStatesStr, cfgStr, hbTimeStr, hbrTimeStr);
   }
 }
 
@@ -216,7 +242,7 @@ void syncPrintSnapshotSenderLog(const char* flags, ELogLevel level, int32_t dfla
     logBeginIndex = pNode->pLogStore->syncLogBeginIndex(pNode->pLogStore);
   }
 
-  char cfgStr[1024];
+  char cfgStr[1024] = "";
   syncCfg2SimpleStr(&pNode->raftCfg.cfg, cfgStr, sizeof(cfgStr));
 
   char peerStr[1024] = "{";
@@ -262,7 +288,7 @@ void syncPrintSnapshotReceiverLog(const char* flags, ELogLevel level, int32_t df
     logBeginIndex = pNode->pLogStore->syncLogBeginIndex(pNode->pLogStore);
   }
 
-  char cfgStr[1024];
+  char cfgStr[1024] = "";
   syncCfg2SimpleStr(&pNode->raftCfg.cfg, cfgStr, sizeof(cfgStr));
 
   char peerStr[1024] = "{";
@@ -304,7 +330,7 @@ void syncLogRecvTimer(SSyncNode* pSyncNode, const SyncTimeout* pMsg, const char*
 
 void syncLogRecvLocalCmd(SSyncNode* pSyncNode, const SyncLocalCmd* pMsg, const char* s) {
   sNTrace(pSyncNode, "recv sync-local-cmd {cmd:%d-%s, sd-new-term:%" PRId64 ", fc-index:%" PRId64 "}, %s", pMsg->cmd,
-          syncLocalCmdGetStr(pMsg->cmd), pMsg->sdNewTerm, pMsg->fcIndex, s);
+          syncLocalCmdGetStr(pMsg->cmd), pMsg->currentTerm, pMsg->commitIndex, s);
 }
 
 void syncLogSendAppendEntriesReply(SSyncNode* pSyncNode, const SyncAppendEntriesReply* pMsg, const char* s) {

source/libs/tdb/inc/tdb.h

@@ -74,7 +74,12 @@ int32_t tdbTbcUpsert(TBC *pTbc, const void *pKey, int nKey, const void *pData, i
 
 int32_t tdbTxnOpen(TXN *pTxn, int64_t txnid, void *(*xMalloc)(void *, size_t), void (*xFree)(void *, void *),
                    void *xArg, int flags);
-int32_t tdbTxnClose(TXN *pTxn);
+int32_t tdbTxnCloseImpl(TXN *pTxn);
+#define tdbTxnClose(pTxn)  \
+  do {                     \
+    tdbTxnCloseImpl(pTxn); \
+    (pTxn) = NULL;         \
+  } while (0)
 
 // other
 void tdbFree(void *);

source/libs/tdb/src/db/tdbTxn.c

@@ -31,13 +31,18 @@ int tdbTxnOpen(TXN *pTxn, int64_t txnid, void *(*xMalloc)(void *, size_t), void
   return 0;
 }
 
-int tdbTxnClose(TXN *pTxn) {
+int tdbTxnCloseImpl(TXN *pTxn) {
   if (pTxn) {
     if (pTxn->jPageSet) {
       hashset_destroy(pTxn->jPageSet);
       pTxn->jPageSet = NULL;
     }
 
+    if (pTxn->jfd) {
+      tdbOsClose(pTxn->jfd);
+      ASSERT(pTxn->jfd == NULL);
+    }
+
     tdbOsFree(pTxn);
   }
 

source/libs/transport/inc/transComm.h

@@ -100,14 +100,7 @@ typedef void* queue[2];
 #define TRANS_READ_TIMEOUT 3000  // read timeout  (ms)
 #define TRANS_PACKET_LIMIT 1024 * 1024 * 512
 
-#define TRANS_MAGIC_NUM 0x5f375a86
-
-#define TRANS_NOVALID_PACKET(src) ((src) != TRANS_MAGIC_NUM ? 1 : 0)
-
-#define TRANS_PACKET_LIMIT 1024 * 1024 * 512
-
-#define TRANS_MAGIC_NUM 0x5f375a86
-
+#define TRANS_MAGIC_NUM           0x5f375a86
 #define TRANS_NOVALID_PACKET(src) ((src) != TRANS_MAGIC_NUM ? 1 : 0)
 
 typedef SRpcMsg      STransMsg;

source/libs/transport/src/thttp.c

@@ -35,6 +35,7 @@ typedef struct SHttpModule {
 typedef struct SHttpMsg {
   queue         q;
   char*         server;
+  char*         uri;
   int32_t       port;
   char*         cont;
   int32_t       len;
@@ -63,26 +64,26 @@ static void    httpHandleReq(SHttpMsg* msg);
 static void    httpHandleQuit(SHttpMsg* msg);
 static int32_t httpSendQuit();
 
-static int32_t taosSendHttpReportImpl(const char* server, uint16_t port, char* pCont, int32_t contLen,
+static int32_t taosSendHttpReportImpl(const char* server, const char* uri, uint16_t port, char* pCont, int32_t contLen,
                                       EHttpCompFlag flag);
 
-static int32_t taosBuildHttpHeader(const char* server, int32_t contLen, char* pHead, int32_t headLen,
+static int32_t taosBuildHttpHeader(const char* server, const char* uri, int32_t contLen, char* pHead, int32_t headLen,
                                    EHttpCompFlag flag) {
   if (flag == HTTP_FLAT) {
     return snprintf(pHead, headLen,
-                    "POST /report HTTP/1.1\n"
+                    "POST %s HTTP/1.1\n"
                     "Host: %s\n"
                     "Content-Type: application/json\n"
                     "Content-Length: %d\n\n",
-                    server, contLen);
+                    uri, server, contLen);
   } else if (flag == HTTP_GZIP) {
     return snprintf(pHead, headLen,
-                    "POST /report HTTP/1.1\n"
+                    "POST %s HTTP/1.1\n"
                     "Host: %s\n"
                     "Content-Type: application/json\n"
                     "Content-Encoding: gzip\n"
                     "Content-Length: %d\n\n",
-                    server, contLen);
+                    uri, server, contLen);
   } else {
     terrno = TSDB_CODE_INVALID_CFG;
     return -1;
@@ -181,6 +182,7 @@ static void httpDestroyMsg(SHttpMsg* msg) {
   if (msg == NULL) return;
 
   taosMemoryFree(msg->server);
+  taosMemoryFree(msg->uri);
   taosMemoryFree(msg->cont);
   taosMemoryFree(msg);
 }
@@ -293,10 +295,11 @@ int32_t httpSendQuit() {
   return 0;
 }
 
-static int32_t taosSendHttpReportImpl(const char* server, uint16_t port, char* pCont, int32_t contLen,
+static int32_t taosSendHttpReportImpl(const char* server, const char* uri, uint16_t port, char* pCont, int32_t contLen,
                                       EHttpCompFlag flag) {
   SHttpMsg* msg = taosMemoryMalloc(sizeof(SHttpMsg));
   msg->server = strdup(server);
+  msg->uri  = strdup(uri);
   msg->port = port;
   msg->cont = taosMemoryMalloc(contLen);
   memcpy(msg->cont, pCont, contLen);
@@ -309,12 +312,10 @@ static int32_t taosSendHttpReportImpl(const char* server, uint16_t port, char* p
     httpDestroyMsg(msg);
     tError("http-report already released");
     return -1;
-  } else {
-    msg->http = load;
-    transAsyncSend(load->asyncPool, &(msg->q));
   }
-
-  return 0;
+  
+  msg->http = load;
+  return transAsyncSend(load->asyncPool, &(msg->q));
 }
 
 static void httpDestroyClientCb(uv_handle_t* handle) {
@@ -360,7 +361,7 @@ static void httpHandleReq(SHttpMsg* msg) {
 
   int32_t len = 2048;
   char*   header = taosMemoryCalloc(1, len);
-  int32_t headLen = taosBuildHttpHeader(msg->server, msg->len, header, len, msg->flag);
+  int32_t headLen = taosBuildHttpHeader(msg->server, msg->uri, msg->len, header, len, msg->flag);
   if (headLen < 0) {
     taosMemoryFree(header);
     goto END;
@@ -380,6 +381,7 @@ static void httpHandleReq(SHttpMsg* msg) {
   cli->port = msg->port;
   cli->dest = dest;
 
+  taosMemoryFree(msg->uri);
   taosMemoryFree(msg);
 
   uv_tcp_init(http->loop, &cli->tcp);
@@ -406,9 +408,9 @@ END:
   httpDestroyMsg(msg);
 }
 
-int32_t taosSendHttpReport(const char* server, uint16_t port, char* pCont, int32_t contLen, EHttpCompFlag flag) {
+int32_t taosSendHttpReport(const char* server, const char* uri, uint16_t port, char* pCont, int32_t contLen, EHttpCompFlag flag) {
   taosThreadOnce(&transHttpInit, transHttpEnvInit);
-  return taosSendHttpReportImpl(server, port, pCont, contLen, flag);
+  return taosSendHttpReportImpl(server, uri, port, pCont, contLen, flag);
 }
 
 static void transHttpEnvInit() {

source/libs/transport/src/transCli.c

@@ -1126,7 +1126,7 @@ void cliHandleReq(SCliMsg* pMsg, SCliThrd* pThrd) {
 
     int ret = uv_tcp_connect(&conn->connReq, (uv_tcp_t*)(conn->stream), (const struct sockaddr*)&addr, cliConnCb);
     if (ret != 0) {
-      tGTrace("%s conn %p failed to connect to %s:%d, reason:%s", pTransInst->label, conn, conn->ip, conn->port,
+      tGError("%s conn %p failed to connect to %s:%d, reason:%s", pTransInst->label, conn, conn->ip, conn->port,
               uv_err_name(ret));
 
       uv_timer_stop(conn->timer);

source/libs/wal/src/walMeta.c

@@ -289,19 +289,10 @@ void walAlignVersions(SWal* pWal) {
     }
     pWal->vers.lastVer = pWal->vers.snapshotVer;
   }
-  if (pWal->vers.commitVer < pWal->vers.snapshotVer) {
-    wWarn("vgId:%d, commitVer:%" PRId64 " is less than snapshotVer:%" PRId64 ". align with it.", pWal->cfg.vgId,
-          pWal->vers.commitVer, pWal->vers.snapshotVer);
-    pWal->vers.commitVer = pWal->vers.snapshotVer;
-  }
-  if (pWal->vers.appliedVer < pWal->vers.snapshotVer) {
-    wWarn("vgId:%d, appliedVer:%" PRId64 " is less than snapshotVer:%" PRId64 ". align with it.", pWal->cfg.vgId,
-          pWal->vers.appliedVer, pWal->vers.snapshotVer);
-    pWal->vers.appliedVer = pWal->vers.snapshotVer;
-  }
-
-  pWal->vers.commitVer = TMIN(pWal->vers.lastVer, pWal->vers.commitVer);
-  pWal->vers.appliedVer = TMIN(pWal->vers.commitVer, pWal->vers.appliedVer);
+  // reset commitVer and appliedVer
+  pWal->vers.commitVer = pWal->vers.snapshotVer;
+  pWal->vers.appliedVer = pWal->vers.snapshotVer;
+  wInfo("vgId:%d, reset commitVer to %" PRId64, pWal->cfg.vgId, pWal->vers.commitVer);
 }
 
 bool walLogEntriesComplete(const SWal* pWal) {

source/libs/wal/src/walWrite.c

@@ -103,7 +103,7 @@ int32_t walRollback(SWal *pWal, int64_t ver) {
   wInfo("vgId:%d, wal rollback for version %" PRId64, pWal->cfg.vgId, ver);
   int64_t code;
   char    fnameStr[WAL_FILE_LEN];
-  if (ver > pWal->vers.lastVer || ver < pWal->vers.commitVer || ver <= pWal->vers.snapshotVer) {
+  if (ver > pWal->vers.lastVer || ver <= pWal->vers.commitVer || ver <= pWal->vers.snapshotVer) {
     terrno = TSDB_CODE_WAL_INVALID_VER;
     taosThreadMutexUnlock(&pWal->mutex);
     return -1;

source/os/test/osTests.cpp

@@ -33,7 +33,7 @@ TEST(osTest, osSystem) {
   const char *flags = "UTL FATAL ";
   ELogLevel   level = DEBUG_FATAL;
   int32_t     dflag = 255;  // tsLogEmbedded ? 255 : uDebugFlag
-  taosPrintTrace(flags, level, dflag);
+  taosPrintTrace(flags, level, dflag, 0);
 }
 
 void fileOperateOnFree(void *param) {

source/util/src/tlog.c

@@ -18,6 +18,8 @@
 #include "os.h"
 #include "tconfig.h"
 #include "tutil.h"
+#include "tjson.h"
+#include "tglobal.h"
 
 #define LOG_MAX_LINE_SIZE             (1024)
 #define LOG_MAX_LINE_BUFFER_SIZE      (LOG_MAX_LINE_SIZE + 3)
@@ -808,7 +810,7 @@ bool taosAssertDebug(bool condition, const char *file, int32_t line, const char
   taosPrintLogImp(1, 255, buffer, len);
 
   taosPrintLog(flags, level, dflag, "tAssert at file %s:%d exit:%d", file, line, tsAssert);
-  taosPrintTrace(flags, level, dflag);
+  taosPrintTrace(flags, level, dflag, -1);
 
   if (tsAssert) {
     // taosCloseLog();
@@ -824,6 +826,216 @@ bool taosAssertDebug(bool condition, const char *file, int32_t line, const char
   return true;
 }
 
+int32_t taosGenCrashJsonMsg(int signum, char** pMsg, int64_t clusterId, int64_t startTime) {
+  SJson* pJson = tjsonCreateObject();
+  if (pJson == NULL) return -1;
+  char tmp[4096] = {0};
+
+  tjsonAddDoubleToObject(pJson, "reportVersion", 1);
+
+  tjsonAddIntegerToObject(pJson, "clusterId", clusterId);
+  tjsonAddIntegerToObject(pJson, "startTime", startTime);
+
+  taosGetFqdn(tmp);  
+  tjsonAddStringToObject(pJson, "fqdn", tmp);
+  
+  tjsonAddIntegerToObject(pJson, "pid", taosGetPId());
+
+  taosGetAppName(tmp, NULL);
+  tjsonAddStringToObject(pJson, "appName", tmp);  
+
+  if (taosGetOsReleaseName(tmp, sizeof(tmp)) == 0) {
+    tjsonAddStringToObject(pJson, "os", tmp);
+  }
+
+  float numOfCores = 0;
+  if (taosGetCpuInfo(tmp, sizeof(tmp), &numOfCores) == 0) {
+    tjsonAddStringToObject(pJson, "cpuModel", tmp);
+    tjsonAddDoubleToObject(pJson, "numOfCpu", numOfCores);
+  } else {
+    tjsonAddDoubleToObject(pJson, "numOfCpu", tsNumOfCores);
+  }
+
+  snprintf(tmp, sizeof(tmp), "%" PRId64 " kB", tsTotalMemoryKB);
+  tjsonAddStringToObject(pJson, "memory", tmp);
+
+  tjsonAddStringToObject(pJson, "version", version);
+  tjsonAddStringToObject(pJson, "buildInfo", buildinfo);
+  tjsonAddStringToObject(pJson, "gitInfo", gitinfo);
+
+  tjsonAddIntegerToObject(pJson, "crashSig", signum);
+  tjsonAddIntegerToObject(pJson, "crashTs", taosGetTimestampUs());
+
+#ifdef _TD_DARWIN_64
+  taosLogTraceToBuf(tmp, sizeof(tmp), 4);
+#elif !defined(WINDOWS)
+  taosLogTraceToBuf(tmp, sizeof(tmp), 3);
+#else
+  taosLogTraceToBuf(tmp, sizeof(tmp), 8);
+#endif
+
+  tjsonAddStringToObject(pJson, "stackInfo", tmp);
+  
+  char* pCont = tjsonToString(pJson);
+  tjsonDelete(pJson);
+
+  *pMsg = pCont;
+
+  return TSDB_CODE_SUCCESS;
+}
+
+
+void taosLogCrashInfo(char* nodeType, char* pMsg, int64_t msgLen, int signum, void *sigInfo) {
+  const char *flags = "UTL FATAL ";
+  ELogLevel   level = DEBUG_FATAL;
+  int32_t     dflag = 255;
+  char filepath[PATH_MAX] = {0};
+  TdFilePtr pFile = NULL;
+
+  if (pMsg && msgLen > 0) {
+    snprintf(filepath, sizeof(filepath), "%s%s.%sCrashLog", tsLogDir, TD_DIRSEP, nodeType);
+
+    pFile = taosOpenFile(filepath, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_APPEND);
+    if (pFile == NULL) {
+      taosPrintLog(flags, level, dflag, "failed to open file:%s since %s", filepath, terrstr());
+      goto _return;
+    }
+
+    taosLockFile(pFile);
+
+    int64_t writeSize = taosWriteFile(pFile, &msgLen, sizeof(msgLen));
+    if (sizeof(msgLen) != writeSize) {
+      taosUnLockFile(pFile);
+      taosPrintLog(flags, level, dflag, "failed to write len to file:%s,%p wlen:%" PRId64 " tlen:%lu since %s", 
+          filepath, pFile, writeSize, sizeof(msgLen), terrstr());
+      goto _return;
+    }
+
+    writeSize = taosWriteFile(pFile, pMsg, msgLen);
+    if (msgLen != writeSize) {
+      taosUnLockFile(pFile);
+      taosPrintLog(flags, level, dflag, "failed to write file:%s,%p wlen:%" PRId64 " tlen:%" PRId64 " since %s", 
+          filepath, pFile, writeSize, msgLen, terrstr());
+      goto _return;
+    }
+
+    taosUnLockFile(pFile);
+  }
+
+_return:
+
+  if (pFile) taosCloseFile(&pFile);
+
+  terrno = TAOS_SYSTEM_ERROR(errno);
+  taosPrintLog(flags, level, dflag, "crash signal is %d", signum);
+
+#ifdef _TD_DARWIN_64
+  taosPrintTrace(flags, level, dflag, 4);
+#elif !defined(WINDOWS)
+  taosPrintLog(flags, level, dflag, "sender PID:%d cmdline:%s", ((siginfo_t *)sigInfo)->si_pid,
+        taosGetCmdlineByPID(((siginfo_t *)sigInfo)->si_pid));
+  taosPrintTrace(flags, level, dflag, 3);
+#else
+  taosPrintTrace(flags, level, dflag, 8);
+#endif
+
+  taosMemoryFree(pMsg);
+}
+
+void taosReadCrashInfo(char* filepath, char** pMsg, int64_t* pMsgLen, TdFilePtr* pFd) {
+  const char *flags = "UTL FATAL ";
+  ELogLevel   level = DEBUG_FATAL;
+  int32_t     dflag = 255;
+  TdFilePtr   pFile = NULL;
+  bool        truncateFile = false;
+  char*       buf = NULL;
+
+  if (NULL == *pFd) {
+    int64_t filesize = 0;
+    if (taosStatFile(filepath, &filesize, NULL) < 0) {
+      if (ENOENT == errno) {
+        return;
+      }
+
+      terrno = TAOS_SYSTEM_ERROR(errno);
+      taosPrintLog(flags, level, dflag, "failed to stat file:%s since %s", filepath, terrstr());
+      return;
+    }
+
+    if (filesize <= 0) {
+      return;
+    }
+
+    pFile = taosOpenFile(filepath, TD_FILE_READ|TD_FILE_WRITE);
+    if (pFile == NULL) {
+      if (ENOENT == errno) {
+        return;
+      }
+
+      terrno = TAOS_SYSTEM_ERROR(errno);
+      taosPrintLog(flags, level, dflag, "failed to open file:%s since %s", filepath, terrstr());
+      return;
+    }
+    
+    taosLockFile(pFile);
+  } else {
+    pFile = *pFd;
+  }
+
+  int64_t msgLen = 0;
+  int64_t readSize = taosReadFile(pFile, &msgLen, sizeof(msgLen));
+  if (sizeof(msgLen) != readSize) {
+    truncateFile = true;
+    if (readSize < 0) {
+      taosPrintLog(flags, level, dflag, "failed to read len from file:%s,%p wlen:%" PRId64 " tlen:%lu since %s", 
+          filepath, pFile, readSize, sizeof(msgLen), terrstr());
+    }
+    goto _return;
+  }
+
+  buf = taosMemoryMalloc(msgLen);
+  if (NULL == buf) {
+    taosPrintLog(flags, level, dflag, "failed to malloc buf, size:%" PRId64, msgLen);
+    goto _return;
+  }
+  
+  readSize = taosReadFile(pFile, buf, msgLen);
+  if (msgLen != readSize) {
+    truncateFile = true;
+    taosPrintLog(flags, level, dflag, "failed to read file:%s,%p wlen:%" PRId64 " tlen:%" PRId64 " since %s", 
+        filepath, pFile, readSize, msgLen, terrstr());
+    goto _return;
+  }
+
+  *pMsg = buf;
+  *pMsgLen = msgLen;
+  *pFd = pFile;
+
+  return;
+
+_return:
+
+  if (truncateFile) {
+    taosFtruncateFile(pFile, 0);
+  }
+  taosUnLockFile(pFile);
+  taosCloseFile(&pFile);
+  taosMemoryFree(buf);
+
+  *pMsg = NULL;
+  *pMsgLen = 0;
+  *pFd = NULL;
+}
+
+void taosReleaseCrashLogFile(TdFilePtr pFile, bool truncateFile) {
+  if (truncateFile) {
+    taosFtruncateFile(pFile, 0);
+  }
+  
+  taosUnLockFile(pFile);
+  taosCloseFile(&pFile);
+}
+
 #ifdef NDEBUG
 bool taosAssertRelease(bool condition) {
   if (condition) return false;
@@ -833,7 +1045,7 @@ bool taosAssertRelease(bool condition) {
   int32_t     dflag = 255;  // tsLogEmbedded ? 255 : uDebugFlag
 
   taosPrintLog(flags, level, dflag, "tAssert called in release mode, exit:%d", tsAssert);
-  taosPrintTrace(flags, level, dflag);
+  taosPrintTrace(flags, level, dflag, 0);
 
   if (tsAssert) {
     taosMsleep(300);
@@ -842,4 +1054,4 @@ bool taosAssertRelease(bool condition) {
 
   return true;
 }
-#endif
+#endif
\ No newline at end of file

tests/script/tsim/parser/regressiontest.sim

+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/exec.sh -n dnode1 -s start
+sql connect
+
+$dbPrefix = reg_db
+$tb = tb
+$rowNum = 8200
+
+$ts0 = 1537146000000
+$delta = 100
+print ========== reg.sim
+$i = 0
+$db = $dbPrefix . $i
+
+sql drop database if exists $db -x step1
+step1:
+sql create database $db vgroups 1;
+
+sql use $db
+sql create table $tb (ts timestamp, c1 int)
+
+$i = 0
+$ts = $ts0
+
+$x = 0
+while $x < $rowNum
+$xs = $x * $delta
+$ts = $ts0 + $xs
+sql insert into $tb values ( $ts , $x )
+$x = $x + 1
+endw
+
+print ================== restart server to commit data into disk
+system sh/exec.sh -n dnode1 -s stop -x SIGINT
+system sh/exec.sh -n dnode1 -s start
+print ================== server restart completed
+sql connect
+
+sql use $db
+sql delete from $tb where ts=1537146000000
+sql delete from $tb where ts=1537146409500
+
+print =========================> TS-2410
+sql select * from  $tb limit 20 offset 4090
+print $data00
+print $data10
+print $data20
+print $data30
+print $data40
+print $data50
+print $data60
+print $data70
+print $data80
+print $data90
+
+if $data40 != @18-09-17 09:06:49.600@ then
+ return -1
+endi
+
+system sh/exec.sh -n dnode1 -s stop -x SIGINT

tests/script/tsim/sma/rsmaCreateInsertQuery.sim

@@ -82,8 +82,8 @@ endi
 
 #===================================================================
 
-
 #==================== reboot to trigger commit data to file
+sql flush database d0;
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
 system sh/exec.sh -n dnode1 -s start
 

tests/script/tsim/sma/rsmaPersistenceRecovery.sim

@@ -85,6 +85,7 @@ endi
 
 
 #==================== reboot to trigger commit data to file
+sql flush database d0;
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
 system sh/exec.sh -n dnode1 -s start