diff --git a/src/dnode/src/dnodeVRead.c b/src/dnode/src/dnodeVRead.c
index f571cfda9f638a52c943cf17f53928669f243206..34df11adcce72a6a21718b81c1895c30c66bea1c 100644
--- a/src/dnode/src/dnodeVRead.c
+++ b/src/dnode/src/dnodeVRead.c
@@ -92,33 +92,23 @@ void dnodeDispatchToVReadQueue(SRpcMsg *pMsg) {
     pHead->vgId = htonl(pHead->vgId);
     pHead->contLen = htonl(pHead->contLen);
 
-    taos_queue queue = vnodeAcquireRqueue(pHead->vgId);
-
-    if (queue == NULL) {
-      leftLen -= pHead->contLen;
-      pCont -= pHead->contLen;
-      continue;
+    void *pVnode = vnodeAcquire(pHead->vgId);
+    if (pVnode != NULL) {
+      int32_t code = vnodeWriteToRQueue(pVnode, pCont, pHead->contLen, TAOS_QTYPE_RPC, pMsg);
+      if (code == TSDB_CODE_SUCCESS) queuedMsgNum++;
+      vnodeRelease(pVnode);
     }
 
-    // put message into queue
-    SVReadMsg *pRead = taosAllocateQitem(sizeof(SVReadMsg));
-    pRead->rpcMsg = *pMsg;
-    pRead->pCont = pCont;
-    pRead->contLen = pHead->contLen;
-
-    // next vnode
     leftLen -= pHead->contLen;
     pCont -= pHead->contLen;
-    queuedMsgNum++;
-
-    taosWriteQitem(queue, TAOS_QTYPE_RPC, pRead);
   }
 
   if (queuedMsgNum == 0) {
     SRpcMsg rpcRsp = {.handle = pMsg->handle, .code = TSDB_CODE_VND_INVALID_VGROUP_ID};
     rpcSendResponse(&rpcRsp);
-    rpcFreeCont(pMsg->pCont);
   }
+
+  rpcFreeCont(pMsg->pCont);
 }
 
 void *dnodeAllocVReadQueue(void *pVnode) {
@@ -162,50 +152,48 @@ void dnodeFreeVReadQueue(void *rqueue) {
 
 void dnodeSendRpcVReadRsp(void *pVnode, SVReadMsg *pRead, int32_t code) {
   SRpcMsg rpcRsp = {
-    .handle  = pRead->rpcMsg.handle,
+    .handle  = pRead->rpcHandle,
     .pCont   = pRead->rspRet.rsp,
     .contLen = pRead->rspRet.len,
     .code    = code,
   };
 
   rpcSendResponse(&rpcRsp);
-  rpcFreeCont(pRead->rpcMsg.pCont);
   vnodeRelease(pVnode);
 }
 
 void dnodeDispatchNonRspMsg(void *pVnode, SVReadMsg *pRead, int32_t code) {
-  rpcFreeCont(pRead->rpcMsg.pCont);
   vnodeRelease(pVnode);
 }
 
 static void *dnodeProcessReadQueue(void *param) {
-  SVReadMsg *pReadMsg;
+  SVReadMsg *pRead;
   int32_t    qtype;
   void *     pVnode;
 
   while (1) {
-    if (taosReadQitemFromQset(tsVReadQset, &qtype, (void **)&pReadMsg, &pVnode) == 0) {
+    if (taosReadQitemFromQset(tsVReadQset, &qtype, (void **)&pRead, &pVnode) == 0) {
       dDebug("qset:%p dnode vread got no message from qset, exiting", tsVReadQset);
       break;
     }
 
-    dDebug("%p, msg:%s will be processed in vread queue, qtype:%d, msg:%p", pReadMsg->rpcMsg.ahandle,
-           taosMsg[pReadMsg->rpcMsg.msgType], qtype, pReadMsg);
+    dDebug("%p, msg:%p:%s will be processed in vread queue, qtype:%d", pRead->rpcAhandle, pRead,
+           taosMsg[pRead->msgType], qtype);
 
-    int32_t code = vnodeProcessRead(pVnode, pReadMsg);
+    int32_t code = vnodeProcessRead(pVnode, pRead);
 
     if (qtype == TAOS_QTYPE_RPC && code != TSDB_CODE_QRY_NOT_READY) {
-      dnodeSendRpcVReadRsp(pVnode, pReadMsg, code);
+      dnodeSendRpcVReadRsp(pVnode, pRead, code);
     } else {
       if (code == TSDB_CODE_QRY_HAS_RSP) {
-        dnodeSendRpcVReadRsp(pVnode, pReadMsg, pReadMsg->rpcMsg.code);
+        dnodeSendRpcVReadRsp(pVnode, pRead, pRead->code);
       } else {  // code == TSDB_CODE_QRY_NOT_READY, do not return msg to client
-        assert(pReadMsg->rpcMsg.handle == NULL || (pReadMsg->rpcMsg.handle != NULL && pReadMsg->rpcMsg.msgType == 5));
-        dnodeDispatchNonRspMsg(pVnode, pReadMsg, code);
+        assert(pRead->rpcHandle == NULL || (pRead->rpcHandle != NULL && pRead->msgType == 5));
+        dnodeDispatchNonRspMsg(pVnode, pRead, code);
       }
     }
 
-    taosFreeQitem(pReadMsg);
+    taosFreeQitem(pRead);
   }
 
   return NULL;
diff --git a/src/inc/vnode.h b/src/inc/vnode.h
index e77bec926af65c1d6a7061c17384934ca1fddd87..018e96e1938336809fc8829be42ed3e946c6ac98 100644
--- a/src/inc/vnode.h
+++ b/src/inc/vnode.h
@@ -37,10 +37,15 @@ typedef struct {
 } SRspRet;
 
 typedef struct {
-  SRspRet rspRet;
-  void *  pCont;
+  int32_t code;
   int32_t contLen;
-  SRpcMsg rpcMsg;
+  void *  rpcHandle;
+  void *  rpcAhandle;
+  void *  qhandle;
+  int8_t  qtype;
+  int8_t  msgType;
+  SRspRet rspRet;
+  char    pCont[];
 } SVReadMsg;
 
 typedef struct {
@@ -62,13 +67,11 @@ int32_t vnodeAlter(void *pVnode, SCreateVnodeMsg *pVnodeCfg);
 int32_t vnodeClose(int32_t vgId);
 
 void*   vnodeAcquire(int32_t vgId);        // add refcount
-void*   vnodeAcquireRqueue(int32_t vgId);  // add refCount, get read queue 
 void    vnodeRelease(void *pVnode);        // dec refCount
 void*   vnodeGetWal(void *pVnode);
 
 int32_t vnodeWriteToWQueue(void *vparam, void *wparam, int32_t qtype, void *rparam);
 int32_t vnodeProcessWrite(void *vparam, void *wparam, int32_t qtype, void *rparam);
-int32_t vnodeCheckWrite(void *pVnode);
 int32_t vnodeGetVnodeList(int32_t vnodeList[], int32_t *numOfVnodes);
 void    vnodeBuildStatusMsg(void *param);
 void    vnodeConfirmForward(void *param, uint64_t version, int32_t code);
@@ -77,8 +80,8 @@ void    vnodeSetAccess(SVgroupAccess *pAccess, int32_t numOfVnodes);
 int32_t vnodeInitResources();
 void    vnodeCleanupResources();
 
-int32_t vnodeProcessRead(void *pVnode, SVReadMsg *pReadMsg);
-int32_t vnodeCheckRead(void *pVnode);
+int32_t vnodeWriteToRQueue(void *vparam, void *pCont, int32_t contLen, int8_t qtype, void *rparam);
+int32_t vnodeProcessRead(void *pVnode, SVReadMsg *pRead);
 
 #ifdef __cplusplus
 }
diff --git a/src/vnode/src/vnodeMain.c b/src/vnode/src/vnodeMain.c
index 2dcdba5d7c544de68ec4de9b7bc4e455d88805a0..128da72623bc44f948ad0691e6e1d576f6ae8e13 100644
--- a/src/vnode/src/vnodeMain.c
+++ b/src/vnode/src/vnodeMain.c
@@ -468,21 +468,6 @@ void *vnodeAcquire(int32_t vgId) {
   return *ppVnode;
 }
 
-void *vnodeAcquireRqueue(int32_t vgId) {
-  SVnodeObj *pVnode = vnodeAcquire(vgId);
-  if (pVnode == NULL) return NULL;
-
-  int32_t code = vnodeCheckRead(pVnode);
-  if (code != TSDB_CODE_SUCCESS) {
-    terrno = code;
-    vInfo("vgId:%d, can not provide read service, status is %s", vgId, vnodeStatus[pVnode->status]);
-    vnodeRelease(pVnode);
-    return NULL;
-  }
-
-  return pVnode->rqueue;
-}
-
 void *vnodeGetWal(void *pVnode) {
   return ((SVnodeObj *)pVnode)->wal;
 }
diff --git a/src/vnode/src/vnodeRead.c b/src/vnode/src/vnodeRead.c
index faa35b0e02d783c1d0b415a60a77c6e98618041e..fb984f67504fbf89630dc474278a513ab8d7a4f8 100644
--- a/src/vnode/src/vnodeRead.c
+++ b/src/vnode/src/vnodeRead.c
@@ -46,7 +46,7 @@ void vnodeInitReadFp(void) {
 //
 int32_t vnodeProcessRead(void *param, SVReadMsg *pReadMsg) {
   SVnodeObj *pVnode = (SVnodeObj *)param;
-  int msgType = pReadMsg->rpcMsg.msgType;
+  int32_t    msgType = pReadMsg->msgType;
 
   if (vnodeProcessReadMsgFp[msgType] == NULL) {
     vDebug("vgId:%d, msgType:%s not processed, no handle", pVnode->vgId, taosMsg[msgType]);
@@ -56,7 +56,7 @@ int32_t vnodeProcessRead(void *param, SVReadMsg *pReadMsg) {
   return (*vnodeProcessReadMsgFp[msgType])(pVnode, pReadMsg);
 }
 
-int32_t vnodeCheckRead(void *param) {
+static int32_t vnodeCheckRead(void *param) {
   SVnodeObj *pVnode = param;
   if (pVnode->status != TAOS_VN_STATUS_READY) {
     vDebug("vgId:%d, vnode status is %s, recCount:%d pVnode:%p", pVnode->vgId, vnodeStatus[pVnode->status],
@@ -78,24 +78,58 @@ int32_t vnodeCheckRead(void *param) {
 
   return TSDB_CODE_SUCCESS;
 }
-static int32_t vnodePutItemIntoReadQueue(SVnodeObj *pVnode, void **qhandle, void *ahandle) {
-  int32_t code = vnodeCheckRead(pVnode);
-  if (code != TSDB_CODE_SUCCESS) return code;
 
-  SVReadMsg *pRead = (SVReadMsg *)taosAllocateQitem(sizeof(SVReadMsg));
-  pRead->rpcMsg.msgType = TSDB_MSG_TYPE_QUERY;
-  pRead->pCont = qhandle;
-  pRead->contLen = 0;
-  pRead->rpcMsg.ahandle = ahandle;
+int32_t vnodeWriteToRQueue(void *vparam, void *pCont, int32_t contLen, int8_t qtype, void *rparam) {
+  SVnodeObj *pVnode = vparam;
 
-  atomic_add_fetch_32(&pVnode->refCount, 1);
+  if (qtype == TAOS_QTYPE_RPC || qtype == TAOS_QTYPE_QUERY) {
+    int32_t code = vnodeCheckRead(pVnode);
+    if (code != TSDB_CODE_SUCCESS) return code;
+  }
+
+  int32_t size = sizeof(SVReadMsg) + contLen;
+  SVReadMsg *pRead = taosAllocateQitem(size);
+  if (pRead == NULL) {
+    return TSDB_CODE_VND_OUT_OF_MEMORY;
+  }
+
+  if (rparam != NULL) {
+    SRpcMsg *pRpcMsg = rparam;
+    pRead->rpcHandle = pRpcMsg->handle;
+    pRead->rpcAhandle = pRpcMsg->ahandle;
+    pRead->msgType = pRpcMsg->msgType;
+    pRead->code = pRpcMsg->code;
+  }
+
+  if (contLen != 0) {
+    pRead->contLen = contLen;
+    memcpy(pRead->pCont, pCont, contLen);
+  } else {
+    pRead->qhandle = pCont;
+  }
+
+  pRead->qtype = qtype;
 
-  vDebug("QInfo:%p add to vread queue for exec query, msg:%p", *qhandle, pRead);
-  taosWriteQitem(pVnode->rqueue, TAOS_QTYPE_QUERY, pRead);
+  atomic_add_fetch_32(&pVnode->refCount, 1);
+  vTrace("vgId:%d, get vnode rqueue, refCount:%d pVnode:%p", pVnode->vgId, pVnode->refCount, pVnode);
 
+  taosWriteQitem(pVnode->rqueue, qtype, pRead);
   return TSDB_CODE_SUCCESS;
 }
 
+static int32_t vnodePutItemIntoReadQueue(SVnodeObj *pVnode, void **qhandle, void *ahandle) {
+  SRpcMsg rpcMsg = {0};
+  rpcMsg.msgType = TSDB_MSG_TYPE_QUERY;
+  rpcMsg.ahandle = ahandle;
+
+  int32_t code = vnodeWriteToRQueue(pVnode, qhandle, 0, TAOS_QTYPE_QUERY, &rpcMsg);
+  if (code == TSDB_CODE_SUCCESS) {
+    vDebug("QInfo:%p add to vread queue for exec query", *qhandle);
+  }
+
+  return code;
+}
+
 /**
  *
  * @param pRet         response message object
@@ -155,18 +189,18 @@ static int32_t vnodeProcessQueryMsg(SVnodeObj *pVnode, SVReadMsg *pReadMsg) {
   memset(pRet, 0, sizeof(SRspRet));
 
   // qHandle needs to be freed correctly
-  if (pReadMsg->rpcMsg.code == TSDB_CODE_RPC_NETWORK_UNAVAIL) {
+  if (pReadMsg->code == TSDB_CODE_RPC_NETWORK_UNAVAIL) {
     SRetrieveTableMsg *killQueryMsg = (SRetrieveTableMsg *)pReadMsg->pCont;
     killQueryMsg->free = htons(killQueryMsg->free);
     killQueryMsg->qhandle = htobe64(killQueryMsg->qhandle);
 
-    vWarn("QInfo:%p connection %p broken, kill query", (void *)killQueryMsg->qhandle, pReadMsg->rpcMsg.handle);
-    assert(pReadMsg->rpcMsg.contLen > 0 && killQueryMsg->free == 1);
+    vWarn("QInfo:%p connection %p broken, kill query", (void *)killQueryMsg->qhandle, pReadMsg->rpcHandle);
+    assert(pReadMsg->contLen > 0 && killQueryMsg->free == 1);
 
     void **qhandle = qAcquireQInfo(pVnode->qMgmt, (uint64_t)killQueryMsg->qhandle);
     if (qhandle == NULL || *qhandle == NULL) {
       vWarn("QInfo:%p invalid qhandle, no matched query handle, conn:%p", (void *)killQueryMsg->qhandle,
-            pReadMsg->rpcMsg.handle);
+            pReadMsg->rpcHandle);
     } else {
       assert(*qhandle == (void *)killQueryMsg->qhandle);
 
@@ -208,9 +242,9 @@ static int32_t vnodeProcessQueryMsg(SVnodeObj *pVnode, SVReadMsg *pReadMsg) {
       }
 
       if (handle != NULL &&
-          vnodeNotifyCurrentQhandle(pReadMsg->rpcMsg.handle, *handle, pVnode->vgId) != TSDB_CODE_SUCCESS) {
+          vnodeNotifyCurrentQhandle(pReadMsg->rpcHandle, *handle, pVnode->vgId) != TSDB_CODE_SUCCESS) {
         vError("vgId:%d, QInfo:%p, query discarded since link is broken, %p", pVnode->vgId, *handle,
-               pReadMsg->rpcMsg.handle);
+               pReadMsg->rpcHandle);
         pRsp->code = TSDB_CODE_RPC_NETWORK_UNAVAIL;
         qReleaseQInfo(pVnode->qMgmt, (void **)&handle, true);
         return pRsp->code;
@@ -221,7 +255,7 @@ static int32_t vnodeProcessQueryMsg(SVnodeObj *pVnode, SVReadMsg *pReadMsg) {
 
     if (handle != NULL) {
       vDebug("vgId:%d, QInfo:%p, dnode query msg disposed, create qhandle and returns to app", vgId, *handle);
-      code = vnodePutItemIntoReadQueue(pVnode, handle, pReadMsg->rpcMsg.ahandle);
+      code = vnodePutItemIntoReadQueue(pVnode, handle, pReadMsg->rpcHandle);
       if (code != TSDB_CODE_SUCCESS) {
         pRsp->code = code;
         qReleaseQInfo(pVnode->qMgmt, (void **)&handle, true);
@@ -230,7 +264,7 @@ static int32_t vnodeProcessQueryMsg(SVnodeObj *pVnode, SVReadMsg *pReadMsg) {
     }
   } else {
     assert(pCont != NULL);
-    void **qhandle = (void **)pCont;
+    void **qhandle = (void **)pReadMsg->qhandle;
 
     vDebug("vgId:%d, QInfo:%p, dnode continues to exec query", pVnode->vgId, *qhandle);
 
@@ -242,14 +276,14 @@ static int32_t vnodeProcessQueryMsg(SVnodeObj *pVnode, SVReadMsg *pReadMsg) {
     // build query rsp, the retrieve request has reached here already
     if (buildRes) {
       // update the connection info according to the retrieve connection
-      pReadMsg->rpcMsg.handle = qGetResultRetrieveMsg(*qhandle);
-      assert(pReadMsg->rpcMsg.handle != NULL);
+      pReadMsg->rpcHandle = qGetResultRetrieveMsg(*qhandle);
+      assert(pReadMsg->rpcHandle != NULL);
 
       vDebug("vgId:%d, QInfo:%p, start to build retrieval rsp after query paused, %p", pVnode->vgId, *qhandle,
-             pReadMsg->rpcMsg.handle);
+             pReadMsg->rpcHandle);
 
       // set the real rsp error code
-      pReadMsg->rpcMsg.code = vnodeDumpQueryResult(&pReadMsg->rspRet, pVnode, qhandle, &freehandle, pReadMsg->rpcMsg.ahandle);
+      pReadMsg->code = vnodeDumpQueryResult(&pRead->rspRet, pVnode, qhandle, &freehandle, pReadMsg->rpcHandle);
 
       // NOTE: set return code to be TSDB_CODE_QRY_HAS_RSP to notify dnode to return msg to client
       code = TSDB_CODE_QRY_HAS_RSP;
@@ -283,7 +317,7 @@ static int32_t vnodeProcessFetchMsg(SVnodeObj *pVnode, SVReadMsg *pReadMsg) {
   pRetrieve->qhandle = htobe64(pRetrieve->qhandle);
 
   vDebug("vgId:%d, QInfo:%p, retrieve msg is disposed, free:%d, conn:%p", pVnode->vgId, (void *)pRetrieve->qhandle,
-         pRetrieve->free, pReadMsg->rpcMsg.handle);
+         pRetrieve->free, pReadMsg->rpcHandle);
 
   memset(pRet, 0, sizeof(SRspRet));
 
@@ -314,9 +348,8 @@ static int32_t vnodeProcessFetchMsg(SVnodeObj *pVnode, SVReadMsg *pReadMsg) {
   }
 
   // register the qhandle to connect to quit query immediate if connection is broken
-  if (vnodeNotifyCurrentQhandle(pReadMsg->rpcMsg.handle, *handle, pVnode->vgId) != TSDB_CODE_SUCCESS) {
-    vError("vgId:%d, QInfo:%p, retrieve discarded since link is broken, %p", pVnode->vgId, *handle,
-           pReadMsg->rpcMsg.handle);
+  if (vnodeNotifyCurrentQhandle(pReadMsg->rpcHandle, *handle, pVnode->vgId) != TSDB_CODE_SUCCESS) {
+    vError("vgId:%d, QInfo:%p, retrieve discarded since link is broken, %p", pVnode->vgId, *handle, pReadMsg->rpcHandle);
     code = TSDB_CODE_RPC_NETWORK_UNAVAIL;
     qKillQuery(*handle);
     qReleaseQInfo(pVnode->qMgmt, (void **)&handle, true);
@@ -326,7 +359,7 @@ static int32_t vnodeProcessFetchMsg(SVnodeObj *pVnode, SVReadMsg *pReadMsg) {
   bool freeHandle = true;
   bool buildRes = false;
 
-  code = qRetrieveQueryResultInfo(*handle, &buildRes, pReadMsg->rpcMsg.handle);
+  code = qRetrieveQueryResultInfo(*handle, &buildRes, pReadMsg->rpcHandle);
   if (code != TSDB_CODE_SUCCESS) {
     // TODO handle malloc failure
     pRet->rsp = (SRetrieveTableRsp *)rpcMallocCont(sizeof(SRetrieveTableRsp));
@@ -337,7 +370,7 @@ static int32_t vnodeProcessFetchMsg(SVnodeObj *pVnode, SVReadMsg *pReadMsg) {
     assert(buildRes == true);
 #if _NON_BLOCKING_RETRIEVE
     if (!buildRes) {
-      assert(pReadMsg->rpcMsg.handle != NULL);
+      assert(pReadMsg->rpcHandle != NULL);
 
       qReleaseQInfo(pVnode->qMgmt, (void **)&handle, false);
       return TSDB_CODE_QRY_NOT_READY;
@@ -345,7 +378,7 @@ static int32_t vnodeProcessFetchMsg(SVnodeObj *pVnode, SVReadMsg *pReadMsg) {
 #endif
 
     // ahandle is the sqlObj pointer
-    code = vnodeDumpQueryResult(pRet, pVnode, handle, &freeHandle, pReadMsg->rpcMsg.ahandle);
+    code = vnodeDumpQueryResult(pRet, pVnode, handle, &freeHandle, pReadMsg->rpcHandle);
   }
 
   // If qhandle is not added into vread queue, the query should be completed already or paused with error.
diff --git a/src/vnode/src/vnodeWrite.c b/src/vnode/src/vnodeWrite.c
index 80c68b09178372d30381e0e471bb2ed4fba7349c..3caee2fb0c6469f8325906c06ba5b598ebc161b9 100644
--- a/src/vnode/src/vnodeWrite.c
+++ b/src/vnode/src/vnodeWrite.c
@@ -97,7 +97,7 @@ int32_t vnodeProcessWrite(void *vparam, void *wparam, int32_t qtype, void *rpara
   return syncCode;
 }
 
-int32_t vnodeCheckWrite(void *param) {
+static int32_t vnodeCheckWrite(void *param) {
   SVnodeObj *pVnode = param;
   if (!(pVnode->accessState & TSDB_VN_WRITE_ACCCESS)) {
     vDebug("vgId:%d, no write auth, recCount:%d pVnode:%p", pVnode->vgId, pVnode->refCount, pVnode);