diff --git a/include/common/tmsg.h b/include/common/tmsg.h
index addb84046c1d49fe9e450519e63035266c1e9d5f..d9087f59c6f8062e0cfb5f832eda48c825cc3960 100644
--- a/include/common/tmsg.h
+++ b/include/common/tmsg.h
@@ -2589,18 +2589,6 @@ static FORCE_INLINE void tDeleteSMqAskEpRsp(SMqAskEpRsp* pRsp) {
   taosArrayDestroyEx(pRsp->topics, (void (*)(void*))tDeleteSMqSubTopicEp);
 }
 
-typedef struct {
-  int64_t streamId;
-  int32_t taskId;
-  int32_t sourceVg;
-  int64_t sourceVer;
-  SArray* data;  // SArray<SSDataBlock>
-} SStreamDispatchReq;
-
-typedef struct {
-  int8_t inputStatus;
-} SStreamDispatchRsp;
-
 #define TD_AUTO_CREATE_TABLE 0x1
 typedef struct {
   int64_t        suid;
diff --git a/include/common/tmsgdef.h b/include/common/tmsgdef.h
index 93b2e7536054115c48ed2aa6b286650db8cbb8bb..455898585aaec2935d72aab0cdf6dfab6a0aac48 100644
--- a/include/common/tmsgdef.h
+++ b/include/common/tmsgdef.h
@@ -200,6 +200,10 @@ enum {
   TD_DEF_MSG_TYPE(TDMT_VND_TASK_WRITE_EXEC, "vnode-task-write-exec", SStreamTaskExecReq, SStreamTaskExecRsp)
   TD_DEF_MSG_TYPE(TDMT_VND_STREAM_TRIGGER, "vnode-stream-trigger", NULL, NULL)
 
+  TD_DEF_MSG_TYPE(TDMT_VND_TASK_RUN, "vnode-stream-task-run", NULL, NULL)
+  TD_DEF_MSG_TYPE(TDMT_VND_TASK_DISPATCH, "vnode-stream-task-dispatch", NULL, NULL)
+  TD_DEF_MSG_TYPE(TDMT_VND_TASK_RECOVER, "vnode-stream-task-recover", NULL, NULL)
+
   TD_DEF_MSG_TYPE(TDMT_VND_CREATE_SMA, "vnode-create-sma", NULL, NULL)
   TD_DEF_MSG_TYPE(TDMT_VND_CANCEL_SMA, "vnode-cancel-sma", NULL, NULL)
   TD_DEF_MSG_TYPE(TDMT_VND_DROP_SMA, "vnode-drop-sma", NULL, NULL)
diff --git a/include/libs/stream/tstream.h b/include/libs/stream/tstream.h
index bca947b84c81817d7d213f2b161053be58ab7281..1604749af8cb8f3073bd4b1ef46e30d45a37ddff 100644
--- a/include/libs/stream/tstream.h
+++ b/include/libs/stream/tstream.h
@@ -107,7 +107,7 @@ static FORCE_INLINE void streamDataSubmitRefDec(SStreamDataSubmit* pDataSubmit)
   if (ref == 0) {
     taosMemoryFree(pDataSubmit->data);
     taosMemoryFree(pDataSubmit->dataRef);
-    taosFreeQitem(pDataSubmit);
+    // taosFreeQitem(pDataSubmit);
   }
 }
 
@@ -286,6 +286,36 @@ typedef struct {
   int32_t  taskId;
 } SStreamTaskRunReq;
 
+typedef struct {
+  int64_t streamId;
+  int32_t taskId;
+  int32_t sourceTaskId;
+  int32_t sourceVg;
+#if 0
+  int64_t sourceVer;
+#endif
+  SArray* data;  // SArray<SSDataBlock>
+} SStreamDispatchReq;
+
+typedef struct {
+  int64_t streamId;
+  int32_t taskId;
+  int8_t  inputStatus;
+} SStreamDispatchRsp;
+
+typedef struct {
+  int64_t streamId;
+  int32_t taskId;
+  int32_t sourceTaskId;
+  int32_t sourceVg;
+} SStreamTaskRecoverReq;
+
+typedef struct {
+  int64_t streamId;
+  int32_t taskId;
+  int8_t  inputStatus;
+} SStreamTaskRecoverRsp;
+
 int32_t streamEnqueueDataSubmit(SStreamTask* pTask, SStreamDataSubmit* input);
 int32_t streamEnqueueDataBlk(SStreamTask* pTask, SStreamDataBlock* input);
 int32_t streamDequeueOutput(SStreamTask* pTask, void** output);
@@ -296,6 +326,12 @@ int32_t streamTaskRun(SStreamTask* pTask);
 
 int32_t streamTaskHandleInput(SStreamTask* pTask, void* data);
 
+int32_t streamTaskProcessRunReq(SStreamTask* pTask, SMsgCb* pMsgCb);
+int32_t streamTaskProcessDispatchReq(SStreamTask* pTask, SMsgCb* pMsgCb, SStreamDispatchReq* pReq, SRpcMsg* pMsg);
+int32_t streamTaskProcessDispatchRsp(SStreamTask* pTask, SMsgCb* pMsgCb, SStreamDispatchRsp* pRsp);
+int32_t streamTaskProcessRecoverReq(SStreamTask* pTask, SMsgCb* pMsgCb, SStreamTaskRecoverReq* pReq, SRpcMsg* pMsg);
+int32_t streamTaskProcessRecoverRsp(SStreamTask* pTask, SStreamTaskRecoverRsp* pRsp);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/source/dnode/mgmt/mgmt_vnode/src/vmHandle.c b/source/dnode/mgmt/mgmt_vnode/src/vmHandle.c
index 3da3d90ae17acf8f20234c0ef72fc5cd882b1af0..f28209f9828062f8ed27f194914b4ac11848735a 100644
--- a/source/dnode/mgmt/mgmt_vnode/src/vmHandle.c
+++ b/source/dnode/mgmt/mgmt_vnode/src/vmHandle.c
@@ -314,6 +314,10 @@ SArray *vmGetMsgHandles() {
   if (dmSetMgmtHandle(pArray, TDMT_VND_TASK_MERGE_EXEC, vmPutNodeMsgToMergeQueue, 0) == NULL) goto _OVER;
   if (dmSetMgmtHandle(pArray, TDMT_VND_TASK_WRITE_EXEC, vmPutNodeMsgToWriteQueue, 0) == NULL) goto _OVER;
   if (dmSetMgmtHandle(pArray, TDMT_VND_STREAM_TRIGGER, vmPutNodeMsgToFetchQueue, 0) == NULL) goto _OVER;
+  if (dmSetMgmtHandle(pArray, TDMT_VND_TASK_RUN, vmPutNodeMsgToFetchQueue, 0) == NULL) goto _OVER;
+  if (dmSetMgmtHandle(pArray, TDMT_VND_TASK_DISPATCH, vmPutNodeMsgToFetchQueue, 0) == NULL) goto _OVER;
+  if (dmSetMgmtHandle(pArray, TDMT_VND_TASK_RECOVER, vmPutNodeMsgToFetchQueue, 0) == NULL) goto _OVER;
+
   if (dmSetMgmtHandle(pArray, TDMT_VND_ALTER_VNODE, vmPutNodeMsgToWriteQueue, 0) == NULL) goto _OVER;
   if (dmSetMgmtHandle(pArray, TDMT_VND_COMPACT_VNODE, vmPutNodeMsgToWriteQueue, 0) == NULL) goto _OVER;
   if (dmSetMgmtHandle(pArray, TDMT_DND_CREATE_VNODE, vmPutNodeMsgToMgmtQueue, 0) == NULL) goto _OVER;
diff --git a/source/dnode/vnode/src/inc/vnodeInt.h b/source/dnode/vnode/src/inc/vnodeInt.h
index 1c896493137d6246a248ebd7702b95e34dca8dec..23825e6f4a1085f3104414110814853a319c98e8 100644
--- a/source/dnode/vnode/src/inc/vnodeInt.h
+++ b/source/dnode/vnode/src/inc/vnodeInt.h
@@ -121,10 +121,18 @@ int     tqCommit(STQ*);
 int32_t tqUpdateTbUidList(STQ* pTq, const SArray* tbUidList, bool isAdd);
 int32_t tqProcessVgChangeReq(STQ* pTq, char* msg, int32_t msgLen);
 int32_t tqProcessVgDeleteReq(STQ* pTq, char* msg, int32_t msgLen);
-int32_t tqProcessTaskExec(STQ* pTq, char* msg, int32_t msgLen, int32_t workerId);
+int32_t tqProcessPollReq(STQ* pTq, SRpcMsg* pMsg, int32_t workerId);
 int32_t tqProcessTaskDeploy(STQ* pTq, char* msg, int32_t msgLen);
+#if 0
+int32_t tqProcessTaskExec(STQ* pTq, char* msg, int32_t msgLen, int32_t workerId);
 int32_t tqProcessStreamTrigger(STQ* pTq, void* data, int32_t dataLen, int32_t workerId);
-int32_t tqProcessPollReq(STQ* pTq, SRpcMsg* pMsg, int32_t workerId);
+#endif
+int32_t tqProcessStreamTriggerNew(STQ* pTq, SSubmitReq* data);
+int32_t tqProcessTaskRunReq(STQ* pTq, SRpcMsg* pMsg);
+int32_t tqProcessTaskDispatchReq(STQ* pTq, SRpcMsg* pMsg);
+int32_t tqProcessTaskRecoverReq(STQ* pTq, SRpcMsg* pMsg);
+int32_t tqProcessTaskDispatchRsp(STQ* pTq, SRpcMsg* pMsg);
+int32_t tqProcessTaskRecoverRsp(STQ* pTq, SRpcMsg* pMsg);
 
 // sma
 int32_t smaOpen(SVnode* pVnode);
diff --git a/source/dnode/vnode/src/tq/tq.c b/source/dnode/vnode/src/tq/tq.c
index 4a3b47c0d182bd2ece296eb0417852b56cb89949..1f35ec2650f2cc5c6640e6c92bf308bd162663f9 100644
--- a/source/dnode/vnode/src/tq/tq.c
+++ b/source/dnode/vnode/src/tq/tq.c
@@ -105,12 +105,11 @@ static void tdSRowDemo() {
 }
 
 int32_t tqUpdateTbUidList(STQ* pTq, const SArray* tbUidList, bool isAdd) {
-  void*    pIter = NULL;
-  STqExec* pExec = NULL;
+  void* pIter = NULL;
   while (1) {
     pIter = taosHashIterate(pTq->execs, pIter);
     if (pIter == NULL) break;
-    pExec = (STqExec*)pIter;
+    STqExec* pExec = (STqExec*)pIter;
     if (pExec->subType == TOPIC_SUB_TYPE__DB) {
       if (!isAdd) {
         int32_t sz = taosArrayGetSize(tbUidList);
@@ -274,6 +273,9 @@ int tqPushMsg(STQ* pTq, void* msg, int32_t msgLen, tmsg_t msgType, int64_t ver)
   }
   memcpy(data, msg, msgLen);
 
+  tqProcessStreamTriggerNew(pTq, data);
+
+#if 0
   SRpcMsg req = {
       .msgType = TDMT_VND_STREAM_TRIGGER,
       .pCont = data,
@@ -281,6 +283,7 @@ int tqPushMsg(STQ* pTq, void* msg, int32_t msgLen, tmsg_t msgType, int64_t ver)
   };
 
   tmsgPutToQueue(&pTq->pVnode->msgCb, FETCH_QUEUE, &req);
+#endif
 
   return 0;
 }
@@ -975,12 +978,24 @@ void tqTableSink(SStreamTask* pTask, void* vnode, int64_t ver, void* data) {
 }
 
 int32_t tqExpandTask(STQ* pTq, SStreamTask* pTask, int32_t parallel) {
+  pTask->status = TASK_STATUS__IDLE;
+  pTask->inputStatus = TASK_INPUT_STATUS__NORMAL;
+  pTask->outputStatus = TASK_OUTPUT_STATUS__NORMAL;
+
+  pTask->inputQ = taosOpenQueue();
+  pTask->outputQ = taosOpenQueue();
+  pTask->inputQAll = taosAllocateQall();
+  pTask->outputQAll = taosAllocateQall();
+
+  if (pTask->inputQ == NULL || pTask->outputQ == NULL || pTask->inputQAll == NULL || pTask->outputQAll == NULL)
+    goto FAIL;
+
   if (pTask->execType != TASK_EXEC__NONE) {
     // expand runners
     pTask->exec.numOfRunners = parallel;
     pTask->exec.runners = taosMemoryCalloc(parallel, sizeof(SStreamRunner));
     if (pTask->exec.runners == NULL) {
-      return -1;
+      goto FAIL;
     }
     for (int32_t i = 0; i < parallel; i++) {
       STqReadHandle* pStreamReader = tqInitSubmitMsgScanner(pTq->pVnode->pMeta);
@@ -1002,6 +1017,13 @@ int32_t tqExpandTask(STQ* pTq, SStreamTask* pTask, int32_t parallel) {
   }
 
   return 0;
+FAIL:
+  if (pTask->inputQ) taosCloseQueue(pTask->inputQ);
+  if (pTask->outputQ) taosCloseQueue(pTask->outputQ);
+  if (pTask->inputQAll) taosFreeQall(pTask->inputQAll);
+  if (pTask->outputQAll) taosFreeQall(pTask->outputQAll);
+  if (pTask) taosMemoryFree(pTask);
+  return -1;
 }
 
 int32_t tqProcessTaskDeploy(STQ* pTq, char* msg, int32_t msgLen) {
@@ -1053,6 +1075,7 @@ int32_t tqProcessStreamTrigger(STQ* pTq, void* data, int32_t dataLen, int32_t wo
   return 0;
 }
 
+#if 0
 int32_t tqProcessStreamTriggerNew(STQ* pTq, SSubmitReq* data) {
   SStreamDataSubmit* pSubmit = NULL;
 
@@ -1103,6 +1126,7 @@ FAIL:
   }
   return -1;
 }
+#endif
 
 int32_t tqProcessTaskExec(STQ* pTq, char* msg, int32_t msgLen, int32_t workerId) {
   SStreamTaskExecReq req;
@@ -1120,25 +1144,28 @@ int32_t tqProcessTaskExec(STQ* pTq, char* msg, int32_t msgLen, int32_t workerId)
   return 0;
 }
 
-int32_t tqProcessStreamTrigger2(STQ* pTq, SSubmitReq* pReq, int64_t ver) {
+int32_t tqProcessStreamTriggerNew(STQ* pTq, SSubmitReq* pReq) {
   void* pIter = NULL;
   bool  failed = false;
 
   SStreamDataSubmit* pSubmit = taosAllocateQitem(sizeof(SStreamDataSubmit), DEF_QITEM);
   if (pSubmit == NULL) {
     failed = true;
+    goto SET_TASK_FAIL;
   }
   pSubmit->dataRef = taosMemoryMalloc(sizeof(int32_t));
   if (pSubmit->dataRef == NULL) {
     failed = true;
+    goto SET_TASK_FAIL;
   }
 
-  pSubmit->type = STREAM_DATA_TYPE_SUBMIT_BLOCK;
-  pSubmit->sourceVer = ver;
-  pSubmit->sourceVg = pTq->pVnode->config.vgId;
+  pSubmit->type = STREAM_INPUT__DATA_SUBMIT;
+  /*pSubmit->sourceVer = ver;*/
+  /*pSubmit->sourceVg = pTq->pVnode->config.vgId;*/
   pSubmit->data = pReq;
   *pSubmit->dataRef = 1;
 
+SET_TASK_FAIL:
   while (1) {
     pIter = taosHashIterate(pTq->pStreamTasks, pIter);
     if (pIter == NULL) break;
@@ -1157,7 +1184,18 @@ int32_t tqProcessStreamTrigger2(STQ* pTq, SSubmitReq* pReq, int64_t ver) {
 
       int8_t execStatus = atomic_load_8(&pTask->status);
       if (execStatus == TASK_STATUS__IDLE || execStatus == TASK_STATUS__CLOSING) {
-        // TODO dispatch task launch msg to fetch queue
+        SStreamTaskRunReq* pRunReq = taosMemoryMalloc(sizeof(SStreamTaskRunReq));
+        if (pRunReq == NULL) continue;
+        // TODO: do we need htonl?
+        pRunReq->head.vgId = pTq->pVnode->config.vgId;
+        pRunReq->streamId = pTask->streamId;
+        pRunReq->taskId = pTask->taskId;
+        SRpcMsg msg = {
+            .msgType = TDMT_VND_TASK_RUN,
+            .pCont = pRunReq,
+            .contLen = sizeof(SStreamTaskRunReq),
+        };
+        tmsgPutToQueue(&pTq->pVnode->msgCb, FETCH_QUEUE, &msg);
       }
 
     } else {
@@ -1169,11 +1207,53 @@ int32_t tqProcessStreamTrigger2(STQ* pTq, SSubmitReq* pReq, int64_t ver) {
     streamDataSubmitRefDec(pSubmit);
     return 0;
   } else {
+    if (pSubmit) {
+      if (pSubmit->dataRef) {
+        taosMemoryFree(pSubmit->dataRef);
+      }
+      taosFreeQitem(pSubmit);
+    }
     return -1;
   }
 }
 
-int32_t tqProcessTaskExec2(STQ* pTq, char* msg, int32_t msgLen) {
+int32_t tqProcessTaskRunReq(STQ* pTq, SRpcMsg* pMsg) {
   //
+  SStreamTaskRunReq* pReq = pMsg->pCont;
+  int32_t            taskId = pReq->taskId;
+  SStreamTask*       pTask = taosHashGet(pTq->pStreamTasks, &taskId, sizeof(int32_t));
+  streamTaskProcessRunReq(pTask, &pTq->pVnode->msgCb);
+  return 0;
+}
+
+int32_t tqProcessTaskDispatchReq(STQ* pTq, SRpcMsg* pMsg) {
+  SStreamDispatchReq* pReq = pMsg->pCont;
+  int32_t             taskId = pReq->taskId;
+  SStreamTask*        pTask = taosHashGet(pTq->pStreamTasks, &taskId, sizeof(int32_t));
+  streamTaskProcessDispatchReq(pTask, &pTq->pVnode->msgCb, pReq, pMsg);
+  return 0;
+}
+
+int32_t tqProcessTaskRecoverReq(STQ* pTq, SRpcMsg* pMsg) {
+  SStreamTaskRecoverReq* pReq = pMsg->pCont;
+  int32_t                taskId = pReq->taskId;
+  SStreamTask*           pTask = taosHashGet(pTq->pStreamTasks, &taskId, sizeof(int32_t));
+  streamTaskProcessRecoverReq(pTask, &pTq->pVnode->msgCb, pReq, pMsg);
+  return 0;
+}
+
+int32_t tqProcessTaskDispatchRsp(STQ* pTq, SRpcMsg* pMsg) {
+  SStreamDispatchRsp* pRsp = pMsg->pCont;
+  int32_t             taskId = pRsp->taskId;
+  SStreamTask*        pTask = taosHashGet(pTq->pStreamTasks, &taskId, sizeof(int32_t));
+  streamTaskProcessDispatchRsp(pTask, &pTq->pVnode->msgCb, pRsp);
+  return 0;
+}
+
+int32_t tqProcessTaskRecoverRsp(STQ* pTq, SRpcMsg* pMsg) {
+  SStreamTaskRecoverRsp* pRsp = pMsg->pCont;
+  int32_t                taskId = pRsp->taskId;
+  SStreamTask*           pTask = taosHashGet(pTq->pStreamTasks, &taskId, sizeof(int32_t));
+  streamTaskProcessRecoverRsp(pTask, pRsp);
   return 0;
 }
diff --git a/source/dnode/vnode/src/vnd/vnodeSvr.c b/source/dnode/vnode/src/vnd/vnodeSvr.c
index 466c300d9784f5c208979096fd51e29f725ee984..297b518ac76d215b40c5527a2822dd9bf48acba6 100644
--- a/source/dnode/vnode/src/vnd/vnodeSvr.c
+++ b/source/dnode/vnode/src/vnd/vnodeSvr.c
@@ -106,11 +106,13 @@ int vnodeProcessWriteReq(SVnode *pVnode, SRpcMsg *pMsg, int64_t version, SRpcMsg
                               pMsg->contLen - sizeof(SMsgHead)) < 0) {
       }
     } break;
+#if 0
     case TDMT_VND_TASK_WRITE_EXEC: {
       if (tqProcessTaskExec(pVnode->pTq, POINTER_SHIFT(pMsg->pCont, sizeof(SMsgHead)), pMsg->contLen - sizeof(SMsgHead),
                             0) < 0) {
       }
     } break;
+#endif
     case TDMT_VND_ALTER_VNODE:
       break;
     default:
@@ -162,7 +164,7 @@ int vnodeProcessQueryMsg(SVnode *pVnode, SRpcMsg *pMsg) {
 
 int vnodeProcessFetchMsg(SVnode *pVnode, SRpcMsg *pMsg, SQueueInfo *pInfo) {
   vTrace("message in fetch queue is processing");
-  char *  msgstr = POINTER_SHIFT(pMsg->pCont, sizeof(SMsgHead));
+  char   *msgstr = POINTER_SHIFT(pMsg->pCont, sizeof(SMsgHead));
   int32_t msgLen = pMsg->contLen - sizeof(SMsgHead);
   switch (pMsg->msgType) {
     case TDMT_VND_FETCH:
@@ -181,15 +183,32 @@ int vnodeProcessFetchMsg(SVnode *pVnode, SRpcMsg *pMsg, SQueueInfo *pInfo) {
       return vnodeGetTableMeta(pVnode, pMsg);
     case TDMT_VND_CONSUME:
       return tqProcessPollReq(pVnode->pTq, pMsg, pInfo->workerId);
+
+    case TDMT_VND_TASK_RUN: {
+      int32_t code = tqProcessTaskRunReq(pVnode->pTq, pMsg);
+      pMsg->pCont = NULL;
+      return code;
+    }
+    case TDMT_VND_TASK_DISPATCH:
+      return tqProcessTaskDispatchReq(pVnode->pTq, pMsg);
+    case TDMT_VND_TASK_RECOVER:
+      return tqProcessTaskRecoverReq(pVnode->pTq, pMsg);
+    case TDMT_VND_TASK_DISPATCH_RSP:
+      return tqProcessTaskDispatchRsp(pVnode->pTq, pMsg);
+    case TDMT_VND_TASK_RECOVER_RSP:
+      return tqProcessTaskRecoverRsp(pVnode->pTq, pMsg);
+
+#if 0
     case TDMT_VND_TASK_PIPE_EXEC:
     case TDMT_VND_TASK_MERGE_EXEC:
       return tqProcessTaskExec(pVnode->pTq, msgstr, msgLen, 0);
-    case TDMT_VND_STREAM_TRIGGER: {
+    case TDMT_VND_STREAM_TRIGGER:{
       // refactor, avoid double free
       int code = tqProcessStreamTrigger(pVnode->pTq, pMsg->pCont, pMsg->contLen, 0);
       pMsg->pCont = NULL;
       return code;
     }
+#endif
     case TDMT_VND_QUERY_HEARTBEAT:
       return qWorkerProcessHbMsg(pVnode, pVnode->pQuery, pMsg);
     default:
@@ -332,12 +351,12 @@ static int vnodeProcessCreateTbReq(SVnode *pVnode, int64_t version, void *pReq,
   SDecoder           decoder = {0};
   int                rcode = 0;
   SVCreateTbBatchReq req = {0};
-  SVCreateTbReq *    pCreateReq;
+  SVCreateTbReq     *pCreateReq;
   SVCreateTbBatchRsp rsp = {0};
   SVCreateTbRsp      cRsp = {0};
   char               tbName[TSDB_TABLE_FNAME_LEN];
-  STbUidStore *      pStore = NULL;
-  SArray *           tbUids = NULL;
+  STbUidStore       *pStore = NULL;
+  SArray            *tbUids = NULL;
 
   pRsp->msgType = TDMT_VND_CREATE_TABLE_RSP;
   pRsp->code = TSDB_CODE_SUCCESS;
@@ -521,7 +540,7 @@ static int vnodeProcessDropTbReq(SVnode *pVnode, int64_t version, void *pReq, in
   SDecoder         decoder = {0};
   SEncoder         encoder = {0};
   int              ret;
-  SArray *         tbUids = NULL;
+  SArray          *tbUids = NULL;
 
   pRsp->msgType = TDMT_VND_DROP_TABLE_RSP;
   pRsp->pCont = NULL;
@@ -576,9 +595,9 @@ _exit:
 
 static int vnodeDebugPrintSingleSubmitMsg(SMeta *pMeta, SSubmitBlk *pBlock, SSubmitMsgIter *msgIter, const char *tags) {
   SSubmitBlkIter blkIter = {0};
-  STSchema *     pSchema = NULL;
+  STSchema      *pSchema = NULL;
   tb_uid_t       suid = 0;
-  STSRow *       row = NULL;
+  STSRow        *row = NULL;
 
   tInitSubmitBlkIter(msgIter, pBlock, &blkIter);
   if (blkIter.row == NULL) return 0;
@@ -609,8 +628,8 @@ static int vnodeDebugPrintSingleSubmitMsg(SMeta *pMeta, SSubmitBlk *pBlock, SSub
 static int vnodeDebugPrintSubmitMsg(SVnode *pVnode, SSubmitReq *pMsg, const char *tags) {
   ASSERT(pMsg != NULL);
   SSubmitMsgIter msgIter = {0};
-  SMeta *        pMeta = pVnode->pMeta;
-  SSubmitBlk *   pBlock = NULL;
+  SMeta         *pMeta = pVnode->pMeta;
+  SSubmitBlk    *pBlock = NULL;
 
   if (tInitSubmitMsgIter(pMsg, &msgIter) < 0) return -1;
   while (true) {
@@ -624,10 +643,10 @@ static int vnodeDebugPrintSubmitMsg(SVnode *pVnode, SSubmitReq *pMsg, const char
 }
 
 static int vnodeProcessSubmitReq(SVnode *pVnode, int64_t version, void *pReq, int32_t len, SRpcMsg *pRsp) {
-  SSubmitReq *   pSubmitReq = (SSubmitReq *)pReq;
+  SSubmitReq    *pSubmitReq = (SSubmitReq *)pReq;
   SSubmitRsp     submitRsp = {0};
   SSubmitMsgIter msgIter = {0};
-  SSubmitBlk *   pBlock;
+  SSubmitBlk    *pBlock;
   SSubmitRsp     rsp = {0};
   SVCreateTbReq  createTbReq = {0};
   SDecoder       decoder = {0};
diff --git a/source/libs/stream/src/tstream.c b/source/libs/stream/src/tstream.c
index 38b6f2b0e2a13d4f231b1307935a91557f232f48..66a661481e8f751b7a3a030bc7b85b38c75040d5 100644
--- a/source/libs/stream/src/tstream.c
+++ b/source/libs/stream/src/tstream.c
@@ -68,7 +68,7 @@ static int32_t streamBuildExecMsg(SStreamTask* pTask, SArray* data, SRpcMsg* pMs
 
     // get groupId, compute hash value
     uint32_t hashValue = MurmurHash3_32(ctbName, strlen(ctbName));
-    //
+
     // get node
     // TODO: optimize search process
     SArray* vgInfo = pTask->shuffleDispatcher.dbInfo.pVgroupInfos;
@@ -152,13 +152,13 @@ static int32_t streamTaskExecImpl(SStreamTask* pTask, void* data, SArray* pRes)
 
   // exec
   while (1) {
-    SSDataBlock* output;
+    SSDataBlock* output = NULL;
     uint64_t     ts = 0;
     if (qExecTask(exec, &output, &ts) < 0) {
       ASSERT(false);
     }
     if (output == NULL) break;
-    taosArrayPush(pRes, &output);
+    taosArrayPush(pRes, output);
   }
 
   // destroy
@@ -189,7 +189,7 @@ int32_t streamTaskExec2(SStreamTask* pTask, SMsgCb* pMsgCb) {
         taosFreeQitem(data);
 
         if (taosArrayGetSize(pRes) != 0) {
-          SStreamDataBlock* resQ = taosAllocateQitem(sizeof(void**), DEF_QITEM);
+          SStreamDataBlock* resQ = taosAllocateQitem(sizeof(SStreamDataBlock), DEF_QITEM);
           resQ->type = STREAM_INPUT__DATA_BLOCK;
           resQ->blocks = pRes;
           taosWriteQitem(pTask->outputQ, resQ);
@@ -209,7 +209,7 @@ int32_t streamTaskExec2(SStreamTask* pTask, SMsgCb* pMsgCb) {
         taosFreeQitem(data);
 
         if (taosArrayGetSize(pRes) != 0) {
-          SStreamDataBlock* resQ = taosAllocateQitem(sizeof(void**), DEF_QITEM);
+          SStreamDataBlock* resQ = taosAllocateQitem(sizeof(SStreamDataBlock), DEF_QITEM);
           resQ->type = STREAM_INPUT__DATA_BLOCK;
           resQ->blocks = pRes;
           taosWriteQitem(pTask->outputQ, resQ);
@@ -231,7 +231,7 @@ int32_t streamTaskExec2(SStreamTask* pTask, SMsgCb* pMsgCb) {
         taosFreeQitem(data);
 
         if (taosArrayGetSize(pRes) != 0) {
-          SStreamDataBlock* resQ = taosAllocateQitem(sizeof(void**), DEF_QITEM);
+          SStreamDataBlock* resQ = taosAllocateQitem(sizeof(SStreamDataBlock), DEF_QITEM);
           resQ->type = STREAM_INPUT__DATA_BLOCK;
           resQ->blocks = pRes;
           taosWriteQitem(pTask->outputQ, resQ);
@@ -253,7 +253,7 @@ int32_t streamTaskExec2(SStreamTask* pTask, SMsgCb* pMsgCb) {
         taosFreeQitem(data);
 
         if (taosArrayGetSize(pRes) != 0) {
-          SStreamDataBlock* resQ = taosAllocateQitem(sizeof(void**), DEF_QITEM);
+          SStreamDataBlock* resQ = taosAllocateQitem(sizeof(SStreamDataBlock), DEF_QITEM);
           resQ->type = STREAM_INPUT__DATA_BLOCK;
           resQ->blocks = pRes;
           taosWriteQitem(pTask->outputQ, resQ);
@@ -392,12 +392,14 @@ int32_t streamTaskEnqueue(SStreamTask* pTask, SStreamDispatchReq* pReq, SRpcMsg*
   // 1.2 enqueue
   pBlock->type = STREAM_DATA_TYPE_SSDATA_BLOCK;
   pBlock->sourceVg = pReq->sourceVg;
-  pBlock->sourceVer = pReq->sourceVer;
+  /*pBlock->sourceVer = pReq->sourceVer;*/
   taosWriteQitem(pTask->inputQ, pBlock);
 
   // 1.3 rsp by input status
   SStreamDispatchRsp* pCont = rpcMallocCont(sizeof(SStreamDispatchRsp));
   pCont->inputStatus = status;
+  pCont->streamId = pReq->streamId;
+  pCont->taskId = pReq->sourceTaskId;
   pRsp->pCont = pCont;
   pRsp->contLen = sizeof(SStreamDispatchRsp);
   tmsgSendRsp(pRsp);
@@ -439,12 +441,12 @@ int32_t streamTaskProcessRunReq(SStreamTask* pTask, SMsgCb* pMsgCb) {
   return 0;
 }
 
-int32_t streamTaskProcessRecoverReq(SStreamTask* pTask, char* msg) {
+int32_t streamTaskProcessRecoverReq(SStreamTask* pTask, SMsgCb* pMsgCb, SStreamTaskRecoverReq* pReq, SRpcMsg* pMsg) {
   //
   return 0;
 }
 
-int32_t streamTaskProcessRecoverRsp(SStreamTask* pTask, char* msg) {
+int32_t streamTaskProcessRecoverRsp(SStreamTask* pTask, SStreamTaskRecoverRsp* pRsp) {
   //
   return 0;
 }