diff --git a/source/libs/stream/src/streamCheckpoint.c b/source/libs/stream/src/streamCheckpoint.c
index e59a9e1533..4ae7ea02b3 100644
--- a/source/libs/stream/src/streamCheckpoint.c
+++ b/source/libs/stream/src/streamCheckpoint.c
@@ -253,9 +253,9 @@ int32_t streamSaveTasks(SStreamMeta* pMeta, int64_t checkpointId) {
     // save the task
     streamMetaSaveTask(pMeta, p);
     streamTaskOpenAllUpstreamInput(p);   // open inputQ for all upstream tasks
-    qDebug("vgId:%d s-task:%s commit task status after checkpoint completed, checkpointId:%" PRId64 ", ver:%" PRId64
-           " currentVer:%" PRId64 ", status to be normal, prev:%s",
-           pMeta->vgId, p->id.idStr, checkpointId, p->chkInfo.checkpointVer, p->chkInfo.currentVer,
+    qDebug("vgId:%d s-task:%s level:%d commit task status after checkpoint completed, checkpointId:%" PRId64
+           ", Ver(saved):%" PRId64 " currentVer:%" PRId64 ", status to be normal, prev:%s",
+           pMeta->vgId, p->id.idStr, p->info.taskLevel, checkpointId, p->chkInfo.checkpointVer, p->chkInfo.currentVer,
            streamGetTaskStatusStr(prev));
   }
 
diff --git a/source/libs/stream/src/streamExec.c b/source/libs/stream/src/streamExec.c
index 08dc59dfd2..a07b775cb8 100644
--- a/source/libs/stream/src/streamExec.c
+++ b/source/libs/stream/src/streamExec.c
@@ -386,7 +386,7 @@ static void doSetStreamInputBlock(SStreamTask* pTask, const void* pInput, int64_
     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);
+    ASSERT((*pVer) <= pSubmit->submit.ver);
     (*pVer) = pSubmit->submit.ver;
 
   } else if (pItem->type == STREAM_INPUT__DATA_BLOCK || pItem->type == STREAM_INPUT__DATA_RETRIEVE) {
@@ -405,7 +405,7 @@ static void doSetStreamInputBlock(SStreamTask* pTask, const void* pInput, int64_
     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);
+    ASSERT((*pVer) <= pMerged->ver);
     (*pVer) = pMerged->ver;
 
   } else if (pItem->type == STREAM_INPUT__REF_DATA_BLOCK) {
@@ -485,7 +485,7 @@ int32_t streamExecForAll(SStreamTask* pTask) {
     ASSERT(pTask->chkInfo.checkpointVer <= pTask->chkInfo.currentVer && ver <= pTask->chkInfo.checkpointVer);
 
     if (ver != pTask->chkInfo.checkpointVer) {
-      qDebug("s-task:%s update checkpoint ver from %" PRId64 " to %" PRId64, pTask->id.idStr, ver,
+      qDebug("s-task:%s update checkpointVer(unsaved) from %" PRId64 " to %" PRId64, pTask->id.idStr, ver,
              pTask->chkInfo.checkpointVer);
     }