diff --git a/src/balance/src/bnThread.c b/src/balance/src/bnThread.c
index 84f8694fca7248abb27529f5e8268dc0e08bf815..3931acd0536dab48e11b63a7cd045c3ede3b3937 100644
--- a/src/balance/src/bnThread.c
+++ b/src/balance/src/bnThread.c
@@ -56,7 +56,7 @@ int32_t bnInitThread() {
   pthread_attr_destroy(&thattr);
 
   if (ret != 0) {
-    mError("failed to create balance thread since %s", strerror(errno));
+    mError("failed to create balance thread since %s", strerror(ret));
     return -1;
   }
 
diff --git a/src/dnode/src/dnodeTelemetry.c b/src/dnode/src/dnodeTelemetry.c
index ff9598ecc563ac48bac051027385ab188e94ce75..c63536818a69e658e8ca229b936bf2a6e8bfb526 100644
--- a/src/dnode/src/dnodeTelemetry.c
+++ b/src/dnode/src/dnodeTelemetry.c
@@ -291,7 +291,7 @@ int32_t dnodeInitTelemetry() {
   int32_t code = pthread_create(&tsTelemetryThread, &attr, telemetryThread, NULL);
   pthread_attr_destroy(&attr);
   if (code != 0) {
-    dTrace("failed to create telemetry thread, reason:%s", strerror(errno));
+    dTrace("failed to create telemetry thread, reason:%s", strerror(code));
   }
 
   dInfo("dnode telemetry is initialized");
diff --git a/src/plugins/http/src/httpServer.c b/src/plugins/http/src/httpServer.c
index 4896d50c6cabf6d924161c97f7fe020fe81e2ebf..bc768788d8b659088f95f83e3ce9e2dc1c7c27e5 100644
--- a/src/plugins/http/src/httpServer.c
+++ b/src/plugins/http/src/httpServer.c
@@ -60,7 +60,10 @@ void httpCleanUpConnect() {
   HttpServer *pServer = &tsHttpServer;
   if (pServer->pThreads == NULL) return;
 
-  pthread_join(pServer->thread, NULL);
+  if (taosCheckPthreadValid(pServer->thread)) {
+    pthread_join(pServer->thread, NULL);
+  }
+
   for (int32_t i = 0; i < pServer->numOfThreads; ++i) {
     HttpThread* pThread = pServer->pThreads + i;
     if (pThread != NULL) {
diff --git a/src/plugins/monitor/src/monMain.c b/src/plugins/monitor/src/monMain.c
index 9443b1ce12deba75a070f25ae4f67f7887870f7d..3b0b6a2fef9e29fa8dd2c93c2c42473d2708187d 100644
--- a/src/plugins/monitor/src/monMain.c
+++ b/src/plugins/monitor/src/monMain.c
@@ -246,7 +246,10 @@ void monStopSystem() {
 void monCleanupSystem() {
   tsMonitor.quiting = 1;
   monStopSystem();
-  pthread_join(tsMonitor.thread, NULL);
+  if (taosCheckPthreadValid(tsMonitor.thread)) {
+    pthread_join(tsMonitor.thread, NULL);
+  }
+
   if (tsMonitor.conn != NULL) {
     taos_close(tsMonitor.conn);
     tsMonitor.conn = NULL;
diff --git a/src/rpc/src/rpcTcp.c b/src/rpc/src/rpcTcp.c
index daf3bd86c168ea75c29f5229cecea1acd0c66cd3..6cdf3eff9a7ec46716a5a73a9d6e4330cdb90328 100644
--- a/src/rpc/src/rpcTcp.c
+++ b/src/rpc/src/rpcTcp.c
@@ -154,7 +154,7 @@ void *taosInitTcpServer(uint32_t ip, uint16_t port, char *label, int numOfThread
   if (code == 0) { 
     code = pthread_create(&pServerObj->thread, &thattr, taosAcceptTcpConnection, (void *)pServerObj);
     if (code != 0) {
-      tError("%s failed to create TCP accept thread(%s)", label, strerror(errno));
+      tError("%s failed to create TCP accept thread(%s)", label, strerror(code));
     }
   }
 
diff --git a/src/util/src/tcache.c b/src/util/src/tcache.c
index 3afdf41d05cf131922a24c6641d02b95acfe2a93..c0cc8ce33942d1e6784db0f7f4b86757f8f7f593 100644
--- a/src/util/src/tcache.c
+++ b/src/util/src/tcache.c
@@ -510,7 +510,9 @@ void taosCacheCleanup(SCacheObj *pCacheObj) {
   }
 
   pCacheObj->deleting = 1;
-  pthread_join(pCacheObj->refreshWorker, NULL);
+  if (taosCheckPthreadValid(pCacheObj->refreshWorker)) {
+    pthread_join(pCacheObj->refreshWorker, NULL);
+  }
 
   uInfo("cache:%s will be cleaned up", pCacheObj->name);
   doCleanupDataCache(pCacheObj);
diff --git a/src/vnode/src/vnodeMain.c b/src/vnode/src/vnodeMain.c
index 5f6f3fe105a9f0e4933db830dc42a6b597ea2ee1..3e72562c551b1071a703fc92b270182ec6c1f8be 100644
--- a/src/vnode/src/vnodeMain.c
+++ b/src/vnode/src/vnodeMain.c
@@ -201,6 +201,8 @@ int32_t vnodeOpen(int32_t vgId) {
   pthread_mutex_init(&pVnode->statusMutex, NULL);
   vnodeSetInitStatus(pVnode);
 
+  tsdbIncCommitRef(pVnode->vgId);
+
   int32_t code = vnodeReadCfg(pVnode);
   if (code != TSDB_CODE_SUCCESS) {
     vnodeCleanUp(pVnode);
@@ -297,7 +299,6 @@ int32_t vnodeOpen(int32_t vgId) {
   pVnode->events = NULL;
 
   vDebug("vgId:%d, vnode is opened in %s, pVnode:%p", pVnode->vgId, rootDir, pVnode);
-  tsdbIncCommitRef(pVnode->vgId);
 
   vnodeAddIntoHash(pVnode);