diff --git a/source/dnode/mgmt/node_mgmt/src/dmTransport.c b/source/dnode/mgmt/node_mgmt/src/dmTransport.c
index 12aba130d5..04c12abcf9 100644
--- a/source/dnode/mgmt/node_mgmt/src/dmTransport.c
+++ b/source/dnode/mgmt/node_mgmt/src/dmTransport.c
@@ -48,6 +48,11 @@ int32_t dmProcessNodeMsg(SMgmtWrapper *pWrapper, SRpcMsg *pMsg) {
   return (*msgFp)(pWrapper->pMgmt, pMsg);
 }
 
+static bool dmFailFastFp(tmsg_t msgType) {
+  // add more msg type later
+  return msgType == TDMT_SYNC_HEARTBEAT;
+}
+
 static void dmProcessRpcMsg(SDnode *pDnode, SRpcMsg *pRpc, SEpSet *pEpSet) {
   SDnodeTrans  *pTrans = &pDnode->trans;
   int32_t       code = -1;
@@ -260,6 +265,10 @@ int32_t dmInitClient(SDnode *pDnode) {
   rpcInit.retryMaxInterval = tsRedirectMaxPeriod;
   rpcInit.retryMaxTimouet = tsMaxRetryWaitTime;
 
+  rpcInit.failFastInterval = 1000;  // interval threshold(ms)
+  rpcInit.failFastThreshold = 3;    // failed threshold
+  rpcInit.ffp = dmFailFastFp;
+
   pTrans->clientRpc = rpcOpen(&rpcInit);
   if (pTrans->clientRpc == NULL) {
     dError("failed to init dnode rpc client");
diff --git a/source/libs/transport/src/transCli.c b/source/libs/transport/src/transCli.c
index 3e9b27dc67..c74d9839c8 100644
--- a/source/libs/transport/src/transCli.c
+++ b/source/libs/transport/src/transCli.c
@@ -886,7 +886,8 @@ void cliConnCb(uv_connect_t* req, int status) {
     tError("%s conn %p failed to connect to %s:%d, reason:%s", CONN_GET_INST_LABEL(pConn), pConn, pConn->ip,
            pConn->port, uv_strerror(status));
     SCliMsg* pMsg = transQueueGet(&pConn->cliMsgs, 0);
-    if (REQUEST_NO_RESP(&pMsg->msg)) {
+    STrans*  pTransInst = pThrd->pTransInst;
+    if (REQUEST_NO_RESP(&pMsg->msg) && (pTransInst->failFastFp != NULL && pTransInst->failFastFp(pMsg->msg.msgType))) {
       char*    ip = pConn->ip;
       uint32_t port = pConn->port;
       char     key[TSDB_FQDN_LEN + 64] = {0};
@@ -895,7 +896,7 @@ void cliConnCb(uv_connect_t* req, int status) {
       SFailFastItem* item = taosHashGet(pThrd->failFastCache, key, strlen(key));
       int64_t        cTimestamp = taosGetTimestampMs();
       if (item != NULL) {
-        if (cTimestamp - item->timestamp < ((STrans*)pThrd->pTransInst)->failFastInterval) {
+        if (cTimestamp - item->timestamp < pTransInst->failFastInterval) {
           item->count++;
         } else {
           item->count = 1;
@@ -1057,7 +1058,7 @@ void cliHandleReq(SCliMsg* pMsg, SCliThrd* pThrd) {
     return;
   }
 
-  if (REQUEST_NO_RESP(&pMsg->msg)) {
+  if (REQUEST_NO_RESP(&pMsg->msg) && (pTransInst->failFastFp != NULL && pTransInst->failFastFp(pMsg->msg.msgType))) {
     char*    ip = EPSET_GET_INUSE_IP(&pCtx->epSet);
     uint32_t port = EPSET_GET_INUSE_PORT(&pCtx->epSet);
     char     key[TSDB_FQDN_LEN + 64] = {0};
@@ -1376,6 +1377,7 @@ static void destroyThrdObj(SCliThrd* pThrd) {
   taosMemoryFree(pThrd->prepare);
   taosMemoryFree(pThrd->loop);
   taosHashCleanup(pThrd->fqdn2ipCache);
+  taosHashCleanup(pThrd->failFastCache);
   taosMemoryFree(pThrd);
 }
 
diff --git a/source/os/src/osTime.c b/source/os/src/osTime.c
index 68dfba14e9..cd4324a592 100644
--- a/source/os/src/osTime.c
+++ b/source/os/src/osTime.c
@@ -572,7 +572,7 @@ int32_t taosClockGetTime(int clock_id, struct timespec *pTS) {
     offsetInitFinished = true;
   } else {
     while (!offsetInitFinished)
-      ; // Ensure initialization is completed.
+      ;  // Ensure initialization is completed.
   }
 
   GetSystemTimeAsFileTime(&f);
diff --git a/source/util/src/tlog.c b/source/util/src/tlog.c
index fc9d90c985..be1db74f1a 100644
--- a/source/util/src/tlog.c
+++ b/source/util/src/tlog.c
@@ -496,7 +496,7 @@ void taosPrintLongString(const char *flags, ELogLevel level, int32_t dflag, cons
   if (!osLogSpaceAvailable()) return;
   if (!(dflag & DEBUG_FILE) && !(dflag & DEBUG_SCREEN)) return;
 
-  char *buffer = taosMemoryMalloc(LOG_MAX_LINE_DUMP_BUFFER_SIZE);
+  char   *buffer = taosMemoryMalloc(LOG_MAX_LINE_DUMP_BUFFER_SIZE);
   int32_t len = taosBuildLogHead(buffer, flags);
 
   va_list argpointer;