diff --git a/include/os/osSocket.h b/include/os/osSocket.h
index 2c7c579401c54fb74428dc90f972f817a010778c..799a281269d066c64b4267e04bc5b1011d9a442a 100644
--- a/include/os/osSocket.h
+++ b/include/os/osSocket.h
@@ -169,6 +169,8 @@ void        taosSetMaskSIGPIPE();
 uint32_t    taosInetAddr(const char *ipAddr);
 const char *taosInetNtoa(struct in_addr ipInt, char *dstStr, int32_t len);
 
+uint64_t taosHton64(uint64_t val);
+uint64_t taosNtoh64(uint64_t val);
 #ifdef __cplusplus
 }
 #endif
diff --git a/source/libs/transport/inc/transComm.h b/source/libs/transport/inc/transComm.h
index ac54749ae1d021624447debcbc2d9d0404f94e86..c3062b61202e0703e5d9babc3a51cea66f2f26ce 100644
--- a/source/libs/transport/inc/transComm.h
+++ b/source/libs/transport/inc/transComm.h
@@ -152,14 +152,15 @@ typedef struct {
 #pragma pack(push, 1)
 
 typedef struct {
-  char version : 4;  // RPC version
-  char comp : 2;     // compression algorithm, 0:no compression 1:lz4
-  char noResp : 2;   // noResp bits, 0: resp, 1: resp
-  char persist : 2;  // persist handle,0: no persit, 1: persist handle
-  char release : 2;
-  char secured : 2;
-  char spi : 2;
-  char hasEpSet : 2;  // contain epset or not, 0(default): no epset, 1: contain epset
+  char     version : 4;  // RPC version
+  char     comp : 2;     // compression algorithm, 0:no compression 1:lz4
+  char     noResp : 2;   // noResp bits, 0: resp, 1: resp
+  char     persist : 2;  // persist handle,0: no persit, 1: persist handle
+  char     release : 2;
+  char     secured : 2;
+  char     spi : 2;
+  char     hasEpSet : 2;  // contain epset or not, 0(default): no epset, 1: contain epset
+  uint64_t timestamp;
 
   char     user[TSDB_UNI_LEN];
   uint32_t magicNum;
diff --git a/source/libs/transport/src/transCli.c b/source/libs/transport/src/transCli.c
index 55bfb57a827530569b56e90f53658392ca05460f..7934fc29fca506b272133dd9da3aa26e33e8f104 100644
--- a/source/libs/transport/src/transCli.c
+++ b/source/libs/transport/src/transCli.c
@@ -757,6 +757,14 @@ static void cliSendCb(uv_write_t* req, int status) {
   SCliConn* pConn = transReqQueueRemove(req);
   if (pConn == NULL) return;
 
+  SCliMsg* pMsg = !transQueueEmpty(&pConn->cliMsgs) ? transQueueGet(&pConn->cliMsgs, 0) : NULL;
+  if (pMsg != NULL) {
+    int64_t cost = taosGetTimestampUs() - pMsg->st;
+    if (cost > 1000) {
+      tWarn("%s conn %p send exception, cost:%dus", CONN_GET_INST_LABEL(pConn), pConn, (int)cost);
+    }
+  }
+
   if (status == 0) {
     tTrace("%s conn %p data already was written out", CONN_GET_INST_LABEL(pConn), pConn);
   } else {
@@ -805,6 +813,7 @@ void cliSend(SCliConn* pConn) {
     pHead->traceId = pMsg->info.traceId;
     pHead->magicNum = htonl(TRANS_MAGIC_NUM);
   }
+  pHead->timestamp = taosHton64(taosGetTimestampUs());
 
   if (pHead->persist == 1) {
     CONN_SET_PERSIST_BY_APP(pConn);
@@ -1567,6 +1576,7 @@ int transReleaseCliHandle(void* handle) {
 
   SCliMsg* cmsg = taosMemoryCalloc(1, sizeof(SCliMsg));
   cmsg->msg = tmsg;
+  cmsg->st = taosGetTimestampUs();
   cmsg->type = Release;
   cmsg->ctx = pCtx;
 
diff --git a/source/libs/transport/src/transSvr.c b/source/libs/transport/src/transSvr.c
index b7fe404a4ed8ffdd3cfd92f1fcb06b8caba05a9b..eab4e5edd7bc912c6f66b0340452502563a7f6d7 100644
--- a/source/libs/transport/src/transSvr.c
+++ b/source/libs/transport/src/transSvr.c
@@ -231,14 +231,28 @@ static bool uvHandleReq(SSvrConn* pConn) {
     }
   }
   STraceId* trace = &pHead->traceId;
+
+  int64_t        cost = taosGetTimestampUs() - taosNtoh64(pHead->timestamp);
+  static int64_t EXCEPTION_LIMIT_US = 100 * 1000;
   if (pConn->status == ConnNormal && pHead->noResp == 0) {
     transRefSrvHandle(pConn);
-
-    tGDebug("%s conn %p %s received from %s, local info:%s, len:%d", transLabel(pTransInst), pConn,
-            TMSG_INFO(transMsg.msgType), pConn->dst, pConn->src, msgLen);
+    if (cost > EXCEPTION_LIMIT_US) {
+      tGWarn("%s conn %p %s received from %s, local info:%s, len:%d, cost:%dus, recv exception", transLabel(pTransInst),
+             pConn, TMSG_INFO(transMsg.msgType), pConn->dst, pConn->src, msgLen, (int)cost);
+    } else {
+      tGDebug("%s conn %p %s received from %s, local info:%s, len:%d, cost:%dus", transLabel(pTransInst), pConn,
+              TMSG_INFO(transMsg.msgType), pConn->dst, pConn->src, msgLen, (int)cost);
+    }
   } else {
-    tGDebug("%s conn %p %s received from %s, local info:%s, len:%d, resp:%d, code:%d", transLabel(pTransInst), pConn,
-            TMSG_INFO(transMsg.msgType), pConn->dst, pConn->src, msgLen, pHead->noResp, transMsg.code);
+    if (cost > EXCEPTION_LIMIT_US) {
+      tGWarn("%s conn %p %s received from %s, local info:%s, len:%d, resp:%d, code:%d, cost:%dus, recv exception",
+             transLabel(pTransInst), pConn, TMSG_INFO(transMsg.msgType), pConn->dst, pConn->src, msgLen, pHead->noResp,
+             transMsg.code, (int)cost);
+    } else {
+      tGDebug("%s conn %p %s received from %s, local info:%s, len:%d, resp:%d, code:%d, cost:%dus",
+              transLabel(pTransInst), pConn, TMSG_INFO(transMsg.msgType), pConn->dst, pConn->src, msgLen, pHead->noResp,
+              transMsg.code, (int)cost);
+    }
   }
 
   // pHead->noResp = 1,
diff --git a/source/os/src/osSocket.c b/source/os/src/osSocket.c
index fd5bde90ba21b13f2bb3d2cbbeb7b9778b8929f4..5a97343e87aec88dafcfa29d70755f6de410ad1a 100644
--- a/source/os/src/osSocket.c
+++ b/source/os/src/osSocket.c
@@ -1101,5 +1101,33 @@ void taosWinSocketInit() {
     }
   }
 #else
+
+#endif
+}
+
+uint64_t taosHton64(uint64_t val) {
+#if defined(WINDOWS) || defined(DARWIN)
+  return ((val & 0x00000000000000ff) << 7 * 8) | ((val & 0x000000000000ff00) << 5 * 8) |
+         ((val & 0x0000000000ff0000) << 3 * 8) | ((val & 0x00000000ff000000) << 1 * 8) |
+         ((val & 0x000000ff00000000) >> 1 * 8) | ((val & 0x0000ff0000000000) >> 3 * 8) |
+         ((val & 0x00ff000000000000) >> 5 * 8) | ((val & 0xff00000000000000) >> 7 * 8);
+#else
+  if (__BYTE_ORDER == __LITTLE_ENDIAN) {
+    return (((uint64_t)htonl((int)((val << 32) >> 32))) << 32) | (unsigned int)htonl((int)(val >> 32));
+  } else if (__BYTE_ORDER == __BIG_ENDIAN) {
+    return val;
+  }
+#endif
+}
+
+uint64_t taosNtoh64(uint64_t val) {
+#if defined(WINDOWS) || defined(DARWIN)
+  return taosHton64(val);
+#else
+  if (__BYTE_ORDER == __LITTLE_ENDIAN) {
+    return (((uint64_t)htonl((int)((val << 32) >> 32))) << 32) | (unsigned int)htonl((int)(val >> 32));
+  } else if (__BYTE_ORDER == __BIG_ENDIAN) {
+    return val;
+  }
 #endif
 }