diff --git a/include/libs/transport/trpc.h b/include/libs/transport/trpc.h
index 5afafa08a38e8ce1c6acf69b527184582a0c764d..f913ba06d090f5e651364952153283e2bdff0f74 100644
--- a/include/libs/transport/trpc.h
+++ b/include/libs/transport/trpc.h
@@ -29,6 +29,8 @@ extern "C" {
 
 extern int tsRpcHeadSize;
 
+typedef struct SRpcPush SRpcPush;
+
 typedef struct SRpcConnInfo {
   uint32_t clientIp;
   uint16_t clientPort;
@@ -43,8 +45,17 @@ typedef struct SRpcMsg {
   int32_t code;
   void *  handle;   // rpc handle returned to app
   void *  ahandle;  // app handle set by client
+  int     persist;  // keep handle or not, default 0
+
+  SRpcPush *push;
+
 } SRpcMsg;
 
+typedef struct SRpcPush {
+  void *arg;
+  int (*callback)(void *arg, SRpcMsg *rpcMsg);
+} SRpcPush;
+
 typedef struct SRpcInit {
   uint16_t localPort;     // local port
   char *   label;         // for debug purpose
@@ -83,6 +94,7 @@ int     rpcGetConnInfo(void *thandle, SRpcConnInfo *pInfo);
 void    rpcSendRecv(void *shandle, SEpSet *pEpSet, SRpcMsg *pReq, SRpcMsg *pRsp);
 int     rpcReportProgress(void *pConn, char *pCont, int contLen);
 void    rpcCancelRequest(int64_t rid);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/source/libs/transport/src/transCli.c b/source/libs/transport/src/transCli.c
index decd0af484737f943ae087a7658071ed76a7ab3c..f957f3b695764f238992e9d6f9ab1c2de7289f2a 100644
--- a/source/libs/transport/src/transCli.c
+++ b/source/libs/transport/src/transCli.c
@@ -27,12 +27,16 @@ typedef struct SCliConn {
   SConnBuffer  readBuf;
   void*        data;
   queue        conn;
-  char         spi;
-  char         secured;
   uint64_t     expireTime;
   int8_t       notifyCount;  // timers already notify to client
-  int32_t      ref;
 
+  SRpcPush* push;
+  int       persist;  //
+  // spi configure
+  char    spi;
+  char    secured;
+  int32_t ref;
+  // debug and log info
   struct sockaddr_in addr;
 } SCliConn;
 
@@ -128,13 +132,18 @@ static void clientHandleResp(SCliConn* conn) {
 
   tDebug("client conn %p %s received from %s:%d", conn, TMSG_INFO(pHead->msgType), inet_ntoa(conn->addr.sin_addr),
          ntohs(conn->addr.sin_port));
-  if (pCtx->pSem == NULL) {
-    tTrace("client conn(sync) %p handle resp", conn);
-    (pRpc->cfp)(pRpc->parent, &rpcMsg, NULL);
+
+  if (conn->push != NULL) {
+    (*conn->push->callback)(conn->push->arg, &rpcMsg);
   } else {
-    tTrace("client conn(sync) %p handle resp", conn);
-    memcpy((char*)pCtx->pRsp, (char*)&rpcMsg, sizeof(rpcMsg));
-    tsem_post(pCtx->pSem);
+    if (pCtx->pSem == NULL) {
+      tTrace("client conn(sync) %p handle resp", conn);
+      (pRpc->cfp)(pRpc->parent, &rpcMsg, NULL);
+    } else {
+      tTrace("client conn(sync) %p handle resp", conn);
+      memcpy((char*)pCtx->pRsp, (char*)&rpcMsg, sizeof(rpcMsg));
+      tsem_post(pCtx->pSem);
+    }
   }
   conn->notifyCount += 1;
 
@@ -144,7 +153,10 @@ static void clientHandleResp(SCliConn* conn) {
   uv_read_start((uv_stream_t*)conn->stream, clientAllocBufferCb, clientReadCb);
 
   SCliThrdObj* pThrd = conn->hostThrd;
-  addConnToPool(pThrd->pool, pCtx->ip, pCtx->port, conn);
+  // user owns conn->persist = 1
+  if (conn->push != NULL) {
+    addConnToPool(pThrd->pool, pCtx->ip, pCtx->port, conn);
+  }
 
   destroyCmsg(pMsg);
   conn->data = NULL;
@@ -154,7 +166,7 @@ static void clientHandleResp(SCliConn* conn) {
   }
 }
 static void clientHandleExcept(SCliConn* pConn) {
-  if (pConn->data == NULL) {
+  if (pConn->data == NULL && pConn->push == NULL) {
     // handle conn except in conn pool
     clientConnDestroy(pConn, true);
     return;
@@ -169,13 +181,17 @@ static void clientHandleExcept(SCliConn* pConn) {
   SRpcMsg rpcMsg = {0};
   rpcMsg.ahandle = pCtx->ahandle;
   rpcMsg.code = TSDB_CODE_RPC_NETWORK_UNAVAIL;
-  if (pCtx->pSem == NULL) {
-    // SRpcInfo* pRpc = pMsg->ctx->pRpc;
-    (pCtx->pTransInst->cfp)(pCtx->pTransInst->parent, &rpcMsg, NULL);
+
+  if (pConn->push != NULL) {
+    (*pConn->push->callback)(pConn->push->arg, &rpcMsg);
   } else {
-    memcpy((char*)(pCtx->pRsp), (char*)(&rpcMsg), sizeof(rpcMsg));
-    // SRpcMsg rpcMsg
-    tsem_post(pCtx->pSem);
+    if (pCtx->pSem == NULL) {
+      (pCtx->pTransInst->cfp)(pCtx->pTransInst->parent, &rpcMsg, NULL);
+    } else {
+      memcpy((char*)(pCtx->pRsp), (char*)(&rpcMsg), sizeof(rpcMsg));
+      // SRpcMsg rpcMsg
+      tsem_post(pCtx->pSem);
+    }
   }
 
   destroyCmsg(pMsg);
@@ -411,6 +427,10 @@ static void clientHandleReq(SCliMsg* pMsg, SCliThrdObj* pThrd) {
   tTrace("client msg tran time cost: %" PRIu64 "", el);
   et = taosGetTimestampUs();
 
+  // if (pMsg->msg.handle != NULL) {
+  //  // handle
+  //}
+
   STransConnCtx* pCtx = pMsg->ctx;
   SCliConn*      conn = getConnFromPool(pThrd->pool, pCtx->ip, pCtx->port);
   if (conn != NULL) {
@@ -426,6 +446,8 @@ static void clientHandleReq(SCliMsg* pMsg, SCliThrdObj* pThrd) {
     }
     clientWrite(conn);
 
+    conn->push = pMsg->msg.push;
+
   } else {
     SCliConn* conn = calloc(1, sizeof(SCliConn));
     conn->ref++;
@@ -444,6 +466,8 @@ static void clientHandleReq(SCliMsg* pMsg, SCliThrdObj* pThrd) {
     conn->data = pMsg;
     conn->hostThrd = pThrd;
 
+    conn->push = pMsg->msg.push;
+
     struct sockaddr_in addr;
     uv_ip4_addr(pMsg->ctx->ip, pMsg->ctx->port, &addr);
     // handle error in callback if fail to connect