diff --git a/include/libs/stream/tstream.h b/include/libs/stream/tstream.h
index 4581d48d1a..c1a4afa566 100644
--- a/include/libs/stream/tstream.h
+++ b/include/libs/stream/tstream.h
@@ -259,7 +259,7 @@ typedef struct SStreamId {
 
 typedef struct SCheckpointInfo {
   int64_t keptCheckpointId;
-  int64_t version;     // offset in WAL
+  int64_t version;     // latest checkpointId version
   int64_t currentVer;  // current offset in WAL, not serialize it
 } SCheckpointInfo;
 
diff --git a/source/dnode/snode/src/snode.c b/source/dnode/snode/src/snode.c
index 3e0b725e2c..39f0a81d49 100644
--- a/source/dnode/snode/src/snode.c
+++ b/source/dnode/snode/src/snode.c
@@ -75,7 +75,6 @@ int32_t sndExpandTask(SSnode *pSnode, SStreamTask *pTask, int64_t ver) {
   pTask->inputStatus = TASK_INPUT_STATUS__NORMAL;
   pTask->outputStatus = TASK_OUTPUT_STATUS__NORMAL;
   pTask->pMsgCb = &pSnode->msgCb;
-  pTask->chkInfo.version = ver;
   pTask->pMeta = pSnode->pMeta;
 
   pTask->pState = streamStateOpen(pSnode->path, pTask, false, -1, -1);
diff --git a/source/dnode/vnode/src/tq/tq.c b/source/dnode/vnode/src/tq/tq.c
index 6a08239524..2e6169dca3 100644
--- a/source/dnode/vnode/src/tq/tq.c
+++ b/source/dnode/vnode/src/tq/tq.c
@@ -757,7 +757,6 @@ int32_t tqExpandTask(STQ* pTq, SStreamTask* pTask, int64_t ver) {
   pTask->pMsgCb = &pTq->pVnode->msgCb;
   pTask->pMeta = pTq->pStreamMeta;
 
-  pTask->chkInfo.version = ver;
   pTask->chkInfo.currentVer = ver;
 
   pTask->dataRange.range.maxVer = ver;
@@ -855,14 +854,13 @@ int32_t tqExpandTask(STQ* pTq, SStreamTask* pTask, int64_t ver) {
   }
 
   streamSetupScheduleTrigger(pTask);
+  SCheckpointInfo* pChkInfo = &pTask->chkInfo;
 
-  tqInfo("vgId:%d expand stream task, s-task:%s, checkpoint ver:%" PRId64
+  tqInfo("vgId:%d expand stream task, s-task:%s, checkpointId:%" PRId64 " checkpointVer:%" PRId64 " currentVer:%" PRId64
          " child id:%d, level:%d, scan-history:%d, trigger:%" PRId64 " ms",
-         vgId, pTask->id.idStr, pTask->chkInfo.version, pTask->info.selfChildId, pTask->info.taskLevel,
-         pTask->info.fillHistory, pTask->triggerParam);
+         vgId, pTask->id.idStr, pChkInfo->keptCheckpointId, pChkInfo->version, pChkInfo->currentVer,
+         pTask->info.selfChildId, pTask->info.taskLevel, pTask->info.fillHistory, pTask->triggerParam);
 
-  // next valid version will add one
-  pTask->chkInfo.version += 1;
   return 0;
 }
 
diff --git a/source/libs/stream/src/streamCheckpoint.c b/source/libs/stream/src/streamCheckpoint.c
index cee3438280..4a7e571011 100644
--- a/source/libs/stream/src/streamCheckpoint.c
+++ b/source/libs/stream/src/streamCheckpoint.c
@@ -118,10 +118,8 @@ static int32_t streamAlignCheckpoint(SStreamTask* pTask, int64_t checkpointId, i
   int64_t old = atomic_val_compare_exchange_32(&pTask->checkpointAlignCnt, 0, num);
   if (old == 0) {
     qDebug("s-task:%s set initial align upstream num:%d", pTask->id.idStr, num);
-    pTask->checkpointingId = checkpointId;
   }
 
-  ASSERT(pTask->checkpointingId == checkpointId);
   return atomic_sub_fetch_32(&pTask->checkpointAlignCnt, 1);
 }
 
@@ -204,11 +202,11 @@ int32_t streamProcessCheckpointSourceReq(SStreamMeta* pMeta, SStreamTask* pTask,
 }
 
 int32_t streamProcessCheckpointReq(SStreamTask* pTask, SStreamCheckpointReq* pReq) {
-  int32_t code;
   int64_t checkpointId = pReq->checkpointId;
   int32_t childId = pReq->childId;
 
   // set the task status
+  pTask->checkpointingId = checkpointId;
   pTask->status.taskStatus = TASK_STATUS__CK;
   ASSERT(pTask->info.taskLevel == TASK_LEVEL__AGG || pTask->info.taskLevel == TASK_LEVEL__SINK);
 
diff --git a/source/libs/stream/src/streamExec.c b/source/libs/stream/src/streamExec.c
index ec43cfdfe8..d4b6f0927d 100644
--- a/source/libs/stream/src/streamExec.c
+++ b/source/libs/stream/src/streamExec.c
@@ -295,21 +295,6 @@ int32_t streamBatchExec(SStreamTask* pTask, int32_t batchLimit) {
 }
 #endif
 
-int32_t updateCheckPointInfo(SStreamTask* pTask, int64_t checkpointId) {
-  int64_t ckId = 0;
-  int64_t dataVer = 0;
-  qGetCheckpointVersion(pTask->exec.pExecutor, &dataVer, &ckId);
-
-  SCheckpointInfo* pCkInfo = &pTask->chkInfo;
-  qDebug("s-task:%s exec end, start to update check point, ver from %" PRId64 " to %" PRId64 ", checkpointId:%" PRId64
-         " -> %" PRId64,
-         pTask->id.idStr, pCkInfo->version, dataVer, pCkInfo->keptCheckpointId, checkpointId);
-  pCkInfo->keptCheckpointId = checkpointId;
-  pCkInfo->version = dataVer;
-
-  return TSDB_CODE_SUCCESS;
-}
-
 static void waitForTaskIdle(SStreamTask* pTask, SStreamTask* pStreamTask) {
   // wait for the stream task to be idle
   int64_t st = taosGetTimestampMs();
@@ -378,6 +363,56 @@ static int32_t streamTransferStateToStreamTask(SStreamTask* pTask) {
   return TSDB_CODE_SUCCESS;
 }
 
+// set input
+static void doSetStreamInputBlock(SStreamTask* pTask, const void* pInput, int64_t* pVer, const char* id) {
+  void* pExecutor = pTask->exec.pExecutor;
+
+  const SStreamQueueItem* pItem = pInput;
+  if (pItem->type == STREAM_INPUT__GET_RES) {
+    const SStreamTrigger* pTrigger = (const SStreamTrigger*)pInput;
+    qSetMultiStreamInput(pExecutor, pTrigger->pBlock, 1, STREAM_INPUT__DATA_BLOCK);
+
+  } else if (pItem->type == STREAM_INPUT__DATA_SUBMIT) {
+    ASSERT(pTask->info.taskLevel == TASK_LEVEL__SOURCE);
+    const SStreamDataSubmit* pSubmit = (const SStreamDataSubmit*)pInput;
+    qSetMultiStreamInput(pExecutor, &pSubmit->submit, 1, STREAM_INPUT__DATA_SUBMIT);
+    qDebug("s-task:%s set submit blocks as source block completed, %p %p len:%d ver:%" PRId64, id, pSubmit,
+           pSubmit->submit.msgStr, pSubmit->submit.msgLen, pSubmit->submit.ver);
+    ASSERT((*pVer) < pSubmit->submit.ver);
+    (*pVer) = pSubmit->submit.ver;
+
+  } else if (pItem->type == STREAM_INPUT__DATA_BLOCK || pItem->type == STREAM_INPUT__DATA_RETRIEVE) {
+    const SStreamDataBlock* pBlock = (const SStreamDataBlock*)pInput;
+
+    SArray* pBlockList = pBlock->blocks;
+    int32_t numOfBlocks = taosArrayGetSize(pBlockList);
+    qDebug("s-task:%s set sdata blocks as input num:%d, ver:%" PRId64, id, numOfBlocks, pBlock->sourceVer);
+    qSetMultiStreamInput(pExecutor, pBlockList->pData, numOfBlocks, STREAM_INPUT__DATA_BLOCK);
+
+  } else if (pItem->type == STREAM_INPUT__MERGED_SUBMIT) {
+    const SStreamMergedSubmit* pMerged = (const SStreamMergedSubmit*)pInput;
+
+    SArray* pBlockList = pMerged->submits;
+    int32_t numOfBlocks = taosArrayGetSize(pBlockList);
+    qDebug("s-task:%s %p set (merged) submit blocks as a batch, numOfBlocks:%d, ver:%" PRId64, id, pTask,
+           numOfBlocks, pMerged->ver);
+    qSetMultiStreamInput(pExecutor, pBlockList->pData, numOfBlocks, STREAM_INPUT__MERGED_SUBMIT);
+    ASSERT((*pVer) < pMerged->ver);
+    (*pVer) = pMerged->ver;
+
+  } else if (pItem->type == STREAM_INPUT__REF_DATA_BLOCK) {
+    const SStreamRefDataBlock* pRefBlock = (const SStreamRefDataBlock*)pInput;
+    qSetMultiStreamInput(pExecutor, pRefBlock->pBlock, 1, STREAM_INPUT__DATA_BLOCK);
+
+  } else if (pItem->type == STREAM_INPUT__CHECKPOINT) {
+    const SStreamCheckpoint* pCheckpoint = (const SStreamCheckpoint*)pInput;
+    qSetMultiStreamInput(pExecutor, pCheckpoint->pBlock, 1, STREAM_INPUT__CHECKPOINT);
+
+  } else {
+    ASSERT(0);
+  }
+}
+
 /**
  * todo: the batch of blocks should be tuned dynamic, according to the total elapsed time of each batch of blocks, the
  * appropriate batch of blocks should be handled in 5 to 10 sec.
@@ -418,46 +453,12 @@ int32_t streamExecForAll(SStreamTask* pTask) {
     }
 
     int64_t st = taosGetTimestampMs();
-    qDebug("s-task:%s start to process batch of blocks, num:%d", id, batchSize);
 
-    {
-      // set input
-      void* pExecutor = pTask->exec.pExecutor;
+    const SStreamQueueItem* pItem = pInput;
+    qDebug("s-task:%s start to process batch of blocks, num:%d, type:%d", id, batchSize, pItem->type);
 
-      const SStreamQueueItem* pItem = pInput;
-      if (pItem->type == STREAM_INPUT__GET_RES) {
-        const SStreamTrigger* pTrigger = (const SStreamTrigger*)pInput;
-        qSetMultiStreamInput(pExecutor, pTrigger->pBlock, 1, STREAM_INPUT__DATA_BLOCK);
-      } else if (pItem->type == STREAM_INPUT__DATA_SUBMIT) {
-        ASSERT(pTask->info.taskLevel == TASK_LEVEL__SOURCE);
-        const SStreamDataSubmit* pSubmit = (const SStreamDataSubmit*)pInput;
-        qSetMultiStreamInput(pExecutor, &pSubmit->submit, 1, STREAM_INPUT__DATA_SUBMIT);
-        qDebug("s-task:%s set submit blocks as source block completed, %p %p len:%d ver:%" PRId64, id, pSubmit,
-               pSubmit->submit.msgStr, pSubmit->submit.msgLen, pSubmit->submit.ver);
-      } else if (pItem->type == STREAM_INPUT__DATA_BLOCK || pItem->type == STREAM_INPUT__DATA_RETRIEVE) {
-        const SStreamDataBlock* pBlock = (const SStreamDataBlock*)pInput;
-
-        SArray* pBlockList = pBlock->blocks;
-        int32_t numOfBlocks = taosArrayGetSize(pBlockList);
-        qDebug("s-task:%s set sdata blocks as input num:%d, ver:%" PRId64, id, numOfBlocks, pBlock->sourceVer);
-        qSetMultiStreamInput(pExecutor, pBlockList->pData, numOfBlocks, STREAM_INPUT__DATA_BLOCK);
-      } else if (pItem->type == STREAM_INPUT__MERGED_SUBMIT) {
-        const SStreamMergedSubmit* pMerged = (const SStreamMergedSubmit*)pInput;
-
-        SArray* pBlockList = pMerged->submits;
-        int32_t numOfBlocks = taosArrayGetSize(pBlockList);
-        qDebug("s-task:%s %p set (merged) submit blocks as a batch, numOfBlocks:%d", id, pTask, numOfBlocks);
-        qSetMultiStreamInput(pExecutor, pBlockList->pData, numOfBlocks, STREAM_INPUT__MERGED_SUBMIT);
-      } else if (pItem->type == STREAM_INPUT__REF_DATA_BLOCK) {
-        const SStreamRefDataBlock* pRefBlock = (const SStreamRefDataBlock*)pInput;
-        qSetMultiStreamInput(pExecutor, pRefBlock->pBlock, 1, STREAM_INPUT__DATA_BLOCK);
-      } else if (pItem->type == STREAM_INPUT__CHECKPOINT) {
-        const SStreamCheckpoint* pCheckpoint = (const SStreamCheckpoint*)pInput;
-        qSetMultiStreamInput(pExecutor, pCheckpoint->pBlock, 1, STREAM_INPUT__CHECKPOINT);
-      } else {
-        ASSERT(0);
-      }
-    }
+    int64_t ver = pTask->chkInfo.version;
+    doSetStreamInputBlock(pTask, pInput, &pTask->chkInfo.version, id);
 
     int64_t resSize = 0;
     int32_t totalBlocks = 0;
@@ -467,6 +468,14 @@ int32_t streamExecForAll(SStreamTask* pTask) {
     qDebug("s-task:%s batch of input blocks exec end, elapsed time:%.2fs, result size:%.2fMiB, numOfBlocks:%d", id, el,
            resSize / 1048576.0, totalBlocks);
 
+    // update the currentVer if processing the submit blocks.
+    ASSERT(pTask->chkInfo.version <= pTask->chkInfo.currentVer && ver <= pTask->chkInfo.version);
+
+    if(ver != pTask->chkInfo.version) {
+      qDebug("s-task:%s update checkpoint ver from %" PRId64 " to %" PRId64, pTask->id.idStr, ver,
+             pTask->chkInfo.version);
+    }
+
     int32_t type = pInput->type;
     streamFreeQitem(pInput);
 
@@ -510,7 +519,6 @@ int32_t streamTryExec(SStreamTask* pTask) {
       return -1;
     }
 
-    // todo the task should be commit here
     atomic_store_8(&pTask->status.schedStatus, TASK_SCHED_STATUS__INACTIVE);
     qDebug("s-task:%s exec completed, status:%s, sched-status:%d", pTask->id.idStr,
            streamGetTaskStatusStr(pTask->status.taskStatus), pTask->status.schedStatus);
@@ -524,16 +532,10 @@ int32_t streamTryExec(SStreamTask* pTask) {
 
       if (remain == 0) {  // all tasks are in TASK_STATUS__CK_READY state
         streamBackendDoCheckpoint(pMeta, pTask->checkpointingId);
-        qDebug("vgId:%d do vnode wide checkpoint completed, checkpoint id:%" PRId64 "", pMeta->vgId,
+        qDebug("vgId:%d do vnode wide checkpoint completed, checkpointId:%" PRId64, pMeta->vgId,
                pTask->checkpointingId);
       }
 
-      if (pTask->info.taskLevel != TASK_LEVEL__SINK) {
-        code = updateCheckPointInfo(pTask, pTask->checkpointingId);
-        if (code != TSDB_CODE_SUCCESS) {
-          return code;
-        }
-      }
       // send check point response to upstream task
       if (pTask->info.taskLevel == TASK_LEVEL__SOURCE) {
         code = streamTaskSendCheckpointSourceRsp(pTask);
@@ -544,17 +546,24 @@ int32_t streamTryExec(SStreamTask* pTask) {
       if (code == TSDB_CODE_SUCCESS) {
         taosWLockLatch(&pTask->pMeta->lock);
 
+        ASSERT(pTask->chkInfo.keptCheckpointId < pTask->checkpointingId);
+        pTask->chkInfo.keptCheckpointId = pTask->checkpointingId;
+
         streamMetaSaveTask(pTask->pMeta, pTask);
         if (streamMetaCommit(pTask->pMeta) < 0) {
           taosWUnLockLatch(&pTask->pMeta->lock);
-          qError("s-task:%s failed to commit stream meta, since %s", pTask->id.idStr, terrstr());
+          qError("s-task:%s failed to commit stream meta after do checkpoint, checkpointId:%" PRId64 ", ver:%" PRId64
+                 ", since %s",
+                 pTask->id.idStr, pTask->chkInfo.keptCheckpointId, pTask->chkInfo.version, terrstr());
           return -1;
         } else {
           taosWUnLockLatch(&pTask->pMeta->lock);
-          qDebug("s-task:%s commit after checkpoint generating", pTask->id.idStr);
         }
 
-        qInfo("vgId:%d s-task:%s commit task status after checkpoint completed", pMeta->vgId, pTask->id.idStr);
+        qInfo("vgId:%d s-task:%s commit task status after checkpoint completed, checkpointId:%" PRId64 ", ver:%" PRId64
+              " currentVer:%" PRId64,
+              pMeta->vgId, pTask->id.idStr, pTask->chkInfo.keptCheckpointId, pTask->chkInfo.version,
+              pTask->chkInfo.currentVer);
       } else {
         // todo: let's retry send rsp to upstream/mnode
       }