diff --git a/source/libs/transport/src/transCli.c b/source/libs/transport/src/transCli.c
index d47e9d8b74..638067e7ef 100644
--- a/source/libs/transport/src/transCli.c
+++ b/source/libs/transport/src/transCli.c
@@ -27,7 +27,6 @@ typedef struct SCliConn {
   SConnBuffer readBuf;
   STransQueue cliMsgs;
   queue       q;
-  uint64_t    expireTime;
 
   STransCtx  ctx;
   bool       broken;  // link broken or not
@@ -97,7 +96,7 @@ static void      addConnToPool(void* pool, SCliConn* conn);
 static void      doCloseIdleConn(void* param);
 
 // register timer in each thread to clear expire conn
-static void cliTimeoutCb(uv_timer_t* handle);
+// static void cliTimeoutCb(uv_timer_t* handle);
 // alloc buf for recv
 static void cliAllocRecvBufferCb(uv_handle_t* handle, size_t suggested_size, uv_buf_t* buf);
 // callback after  read nbytes from socket
@@ -187,7 +186,7 @@ static void cliReleaseUnfinishedMsg(SCliConn* conn) {
       pThrd = (SCliThrd*)(exh)->pThrd;                \
     }                                                 \
   } while (0)
-#define CONN_PERSIST_TIME(para)    ((para) == 0 ? 3 * 1000 : 10 * (para))
+#define CONN_PERSIST_TIME(para)    ((para) == 0 ? 3 * 1000 : (para))
 #define CONN_GET_HOST_THREAD(conn) (conn ? ((SCliConn*)conn)->hostThrd : NULL)
 #define CONN_GET_INST_LABEL(conn)  (((STrans*)(((SCliThrd*)(conn)->hostThrd)->pTransInst))->label)
 #define CONN_SHOULD_RELEASE(conn, head)                                                                           \
@@ -387,10 +386,6 @@ void cliHandleResp(SCliConn* conn) {
   }
 
   uv_read_start((uv_stream_t*)conn->stream, cliAllocRecvBufferCb, cliRecvCb);
-  // start thread's timer of conn pool if not active
-  if (!uv_is_active((uv_handle_t*)&pThrd->timer) && pTransInst->idleTime > 0) {
-    // uv_timer_start((uv_timer_t*)&pThrd->timer, cliTimeoutCb, CONN_PERSIST_TIME(pRpc->idleTime) / 2, 0);
-  }
 }
 
 void cliHandleExcept(SCliConn* pConn) {
@@ -444,30 +439,30 @@ void cliHandleExcept(SCliConn* pConn) {
   transUnrefCliHandle(pConn);
 }
 
-void cliTimeoutCb(uv_timer_t* handle) {
-  SCliThrd* pThrd = handle->data;
-  STrans*   pTransInst = pThrd->pTransInst;
-  int64_t   currentTime = pThrd->nextTimeout;
-  tTrace("%s conn timeout, try to remove expire conn from conn pool", pTransInst->label);
-
-  SConnList* p = taosHashIterate((SHashObj*)pThrd->pool, NULL);
-  while (p != NULL) {
-    while (!QUEUE_IS_EMPTY(&p->conn)) {
-      queue*    h = QUEUE_HEAD(&p->conn);
-      SCliConn* c = QUEUE_DATA(h, SCliConn, q);
-      if (c->expireTime < currentTime) {
-        QUEUE_REMOVE(h);
-        transUnrefCliHandle(c);
-      } else {
-        break;
-      }
-    }
-    p = taosHashIterate((SHashObj*)pThrd->pool, p);
-  }
-
-  pThrd->nextTimeout = taosGetTimestampMs() + CONN_PERSIST_TIME(pTransInst->idleTime);
-  uv_timer_start(handle, cliTimeoutCb, CONN_PERSIST_TIME(pTransInst->idleTime) / 2, 0);
-}
+// void cliTimeoutCb(uv_timer_t* handle) {
+//   SCliThrd* pThrd = handle->data;
+//   STrans*   pTransInst = pThrd->pTransInst;
+//   int64_t   currentTime = pThrd->nextTimeout;
+//   tTrace("%s conn timeout, try to remove expire conn from conn pool", pTransInst->label);
+//
+//   SConnList* p = taosHashIterate((SHashObj*)pThrd->pool, NULL);
+//   while (p != NULL) {
+//     while (!QUEUE_IS_EMPTY(&p->conn)) {
+//       queue*    h = QUEUE_HEAD(&p->conn);
+//       SCliConn* c = QUEUE_DATA(h, SCliConn, q);
+//       if (c->expireTime < currentTime) {
+//         QUEUE_REMOVE(h);
+//         transUnrefCliHandle(c);
+//       } else {
+//         break;
+//       }
+//     }
+//     p = taosHashIterate((SHashObj*)pThrd->pool, p);
+//   }
+//
+//   pThrd->nextTimeout = taosGetTimestampMs() + CONN_PERSIST_TIME(pTransInst->idleTime);
+//   uv_timer_start(handle, cliTimeoutCb, CONN_PERSIST_TIME(pTransInst->idleTime) / 2, 0);
+// }
 
 void* createConnPool(int size) {
   // thread local, no lock
@@ -555,7 +550,6 @@ static void addConnToPool(void* pool, SCliConn* conn) {
   allocConnRef(conn, true);
 
   STrans* pTransInst = thrd->pTransInst;
-  conn->expireTime = taosGetTimestampMs() + CONN_PERSIST_TIME(pTransInst->idleTime);
   cliReleaseUnfinishedMsg(conn);
   transQueueClear(&conn->cliMsgs);
   transCtxCleanup(&conn->ctx);
@@ -576,7 +570,6 @@ static void addConnToPool(void* pool, SCliConn* conn) {
   STaskArg* arg = taosMemoryCalloc(1, sizeof(STaskArg));
   arg->param1 = conn;
   arg->param2 = thrd;
-
   conn->task = transDQSched(thrd->timeoutQueue, doCloseIdleConn, arg, CONN_PERSIST_TIME(pTransInst->idleTime));
 }
 static void cliAllocRecvBufferCb(uv_handle_t* handle, size_t suggested_size, uv_buf_t* buf) {