diff --git a/include/util/taoserror.h b/include/util/taoserror.h
index 3493cbb3a3..da2f58307d 100644
--- a/include/util/taoserror.h
+++ b/include/util/taoserror.h
@@ -555,6 +555,7 @@ int32_t* taosGetErrno();
 #define TSDB_CODE_PAR_ONLY_SUPPORT_SINGLE_TABLE TAOS_DEF_ERROR_CODE(0, 0x265F)
 #define TSDB_CODE_PAR_INVALID_SMA_INDEX         TAOS_DEF_ERROR_CODE(0, 0x2660)
 #define TSDB_CODE_PAR_INVALID_SELECTED_EXPR     TAOS_DEF_ERROR_CODE(0, 0x2661)
+#define TSDB_CODE_PAR_GET_META_ERROR            TAOS_DEF_ERROR_CODE(0, 0x2662)
 #define TSDB_CODE_PAR_INTERNAL_ERROR            TAOS_DEF_ERROR_CODE(0, 0x26FF)
 
 //planner
diff --git a/source/client/inc/clientInt.h b/source/client/inc/clientInt.h
index b4c0fd380e..2831e7a904 100644
--- a/source/client/inc/clientInt.h
+++ b/source/client/inc/clientInt.h
@@ -225,9 +225,9 @@ typedef struct SRequestObj {
   SArray*              targetTableList;
   SQueryExecMetric     metric;
   SRequestSendRecvBody body;
-  bool                 syncQuery;    // todo refactor: async query object
-  bool                 stableQuery;  // todo refactor
-  bool                 validateOnly; // todo refactor
+  bool                 syncQuery;     // todo refactor: async query object
+  bool                 stableQuery;   // todo refactor
+  bool                 validateOnly;  // todo refactor
   bool                 killed;
   uint32_t             prevCode;  // previous error code: todo refactor, add update flag for catalog
   uint32_t             retry;
diff --git a/source/client/src/clientHb.c b/source/client/src/clientHb.c
index 6a583842d1..3d6cf1c626 100644
--- a/source/client/src/clientHb.c
+++ b/source/client/src/clientHb.c
@@ -353,6 +353,7 @@ int32_t hbBuildQueryDesc(SQueryHbReqBasic *hbBasic, STscObj *pObj) {
         desc.subDesc = NULL;
         desc.subPlanNum = 0;
       }
+      ASSERT(desc.subPlanNum == taosArrayGetSize(desc.subDesc));
     } else {
       desc.subDesc = NULL;
     }
diff --git a/source/client/src/clientImpl.c b/source/client/src/clientImpl.c
index 68f47ba915..6f8e7d0237 100644
--- a/source/client/src/clientImpl.c
+++ b/source/client/src/clientImpl.c
@@ -591,7 +591,7 @@ int32_t buildAsyncExecNodeList(SRequestObj* pRequest, SArray** pNodeList, SArray
   return code;
 }
 
-void freeVgList(void *list) {
+void freeVgList(void* list) {
   SArray* pList = *(SArray**)list;
   taosArrayDestroy(pList);
 }
@@ -1278,8 +1278,8 @@ int32_t doProcessMsgFromServer(void* param) {
   char      tbuf[40] = {0};
   TRACE_TO_STR(trace, tbuf);
 
-  tscDebug("processMsgFromServer handle %p, message: %s, code: %s, gtid: %s", pMsg->info.handle, TMSG_INFO(pMsg->msgType), tstrerror(pMsg->code),
-           tbuf);
+  tscDebug("processMsgFromServer handle %p, message: %s, code: %s, gtid: %s", pMsg->info.handle,
+           TMSG_INFO(pMsg->msgType), tstrerror(pMsg->code), tbuf);
 
   if (pSendInfo->requestObjRefId != 0) {
     SRequestObj* pRequest = (SRequestObj*)taosAcquireRef(clientReqRefPool, pSendInfo->requestObjRefId);
@@ -2114,7 +2114,7 @@ TAOS_RES* taosQueryImpl(TAOS* taos, const char* sql, bool validateOnly) {
     return NULL;
   }
 
-  TAOS_RES* pRes = execQuery(connId, sql, sqlLen, validateOnly);
+  TAOS_RES* pRes = execQuery(*(int64_t*)taos, sql, sqlLen, validateOnly);
   return pRes;
 #endif
 }
diff --git a/source/common/src/tmsg.c b/source/common/src/tmsg.c
index 3163982dec..05b27546eb 100644
--- a/source/common/src/tmsg.c
+++ b/source/common/src/tmsg.c
@@ -305,6 +305,8 @@ static int32_t tDeserializeSClientHbReq(SDecoder *pDecoder, SClientHbReq *pReq)
               taosArrayPush(desc.subDesc, &sDesc);
             }
           }
+          
+          ASSERT(desc.subPlanNum == taosArrayGetSize(desc.subDesc));
 
           taosArrayPush(pReq->query->queryDesc, &desc);
         }
diff --git a/source/dnode/vnode/src/tsdb/tsdbMemTable.c b/source/dnode/vnode/src/tsdb/tsdbMemTable.c
index fa775bb882..50d7de3e11 100644
--- a/source/dnode/vnode/src/tsdb/tsdbMemTable.c
+++ b/source/dnode/vnode/src/tsdb/tsdbMemTable.c
@@ -374,11 +374,12 @@ static int32_t tsdbGetOrCreateTbData(SMemTable *pMemTable, tb_uid_t suid, tb_uid
   p = taosArrayInsert(pMemTable->aTbData, idx, &pTbData);
   taosWUnLockLatch(&pMemTable->latch);
 
+  tsdbDebug("vgId:%d add table data %p at idx:%d", TD_VID(pMemTable->pTsdb->pVnode), pTbData, idx);
+
   if (p == NULL) {
     code = TSDB_CODE_OUT_OF_MEMORY;
     goto _err;
   }
-
 _exit:
   *ppTbData = pTbData;
   return code;
diff --git a/source/dnode/vnode/src/tsdb/tsdbSnapshot.c b/source/dnode/vnode/src/tsdb/tsdbSnapshot.c
index 43537c9a8d..51d7edcf71 100644
--- a/source/dnode/vnode/src/tsdb/tsdbSnapshot.c
+++ b/source/dnode/vnode/src/tsdb/tsdbSnapshot.c
@@ -694,8 +694,8 @@ static int32_t tsdbSnapWriteTableDataImpl(STsdbSnapWriter* pWriter) {
     if (pWriter->bDataW.nRow < pWriter->maxRow * 4 / 5) continue;
 
   _write_block:
-    code = tsdbWriteBlockData(pWriter->pDataFWriter, &pWriter->bDataW, NULL, NULL, pWriter->pBlockIdx, &pWriter->blockW,
-                              pWriter->cmprAlg);
+    code = tsdbWriteBlockData(pWriter->pDataFWriter, &pWriter->bDataW, NULL, NULL, pWriter->pBlockIdxW,
+                              &pWriter->blockW, pWriter->cmprAlg);
     if (code) goto _err;
 
     code = tMapDataPutItem(&pWriter->mBlockW, &pWriter->blockW, tPutBlock);
@@ -756,7 +756,7 @@ static int32_t tsdbSnapWriteTableData(STsdbSnapWriter* pWriter, TABLEID id) {
     if (pWriter->iBlockIdx < taosArrayGetSize(pWriter->aBlockIdx)) {
       ASSERT(pWriter->pDataFReader);
 
-      SBlockIdx* pBlockIdx = (SBlockIdx*)taosArrayGet(pWriter->aBlockIdx, pWriter->iBlock);
+      SBlockIdx* pBlockIdx = (SBlockIdx*)taosArrayGet(pWriter->aBlockIdx, pWriter->iBlockIdx);
       int32_t    c = tTABLEIDCmprFn(pBlockIdx, &id);
 
       ASSERT(c >= 0);
@@ -833,7 +833,7 @@ static int32_t tsdbSnapWriteDataEnd(STsdbSnapWriter* pWriter) {
   }
 
 _exit:
-  tsdbError("vgId:%d vnode snapshot tsdb writer data end", TD_VID(pTsdb->pVnode));
+  tsdbInfo("vgId:%d vnode snapshot tsdb writer data end", TD_VID(pTsdb->pVnode));
   return code;
 
 _err:
diff --git a/source/dnode/vnode/src/vnd/vnodeCommit.c b/source/dnode/vnode/src/vnd/vnodeCommit.c
index 1207df8058..e8d029a88f 100644
--- a/source/dnode/vnode/src/vnd/vnodeCommit.c
+++ b/source/dnode/vnode/src/vnd/vnodeCommit.c
@@ -288,7 +288,7 @@ int vnodeCommit(SVnode *pVnode) {
   // apply the commit (TODO)
   walEndSnapshot(pVnode->pWal);
 
-  vInfo("vgId:%d, commit over", TD_VID(pVnode));
+  vInfo("vgId:%d, commit end", TD_VID(pVnode));
 
   return 0;
 }
diff --git a/source/dnode/vnode/src/vnd/vnodeSnapshot.c b/source/dnode/vnode/src/vnd/vnodeSnapshot.c
index 7241ca4971..3f8f81cb09 100644
--- a/source/dnode/vnode/src/vnd/vnodeSnapshot.c
+++ b/source/dnode/vnode/src/vnd/vnodeSnapshot.c
@@ -180,6 +180,7 @@ struct SVSnapWriter {
   SVnode *pVnode;
   int64_t sver;
   int64_t ever;
+  int64_t commitID;
   int64_t index;
   // meta
   SMetaSnapWriter *pMetaSnapWriter;
@@ -201,7 +202,16 @@ int32_t vnodeSnapWriterOpen(SVnode *pVnode, int64_t sver, int64_t ever, SVSnapWr
   pWriter->sver = sver;
   pWriter->ever = ever;
 
-  vInfo("vgId:%d vnode snapshot writer opened", TD_VID(pVnode));
+  // commit it
+  code = vnodeCommit(pVnode);
+  if (code) goto _err;
+
+  // inc commit ID
+  pVnode->state.commitID++;
+  pWriter->commitID = pVnode->state.commitID;
+
+  vInfo("vgId:%d vnode snapshot writer opened, sver:%" PRId64 " ever:%" PRId64 " commit id:%" PRId64, TD_VID(pVnode),
+        sver, ever, pWriter->commitID);
   *ppWriter = pWriter;
   return code;
 
@@ -244,6 +254,8 @@ int32_t vnodeSnapWriterClose(SVSnapWriter *pWriter, int8_t rollback, SSnapshot *
 
     code = vnodeCommitInfo(dir, &info);
     if (code) goto _err;
+
+    vnodeBegin(pVnode);
   } else {
     ASSERT(0);
   }
diff --git a/source/libs/executor/src/executor.c b/source/libs/executor/src/executor.c
index 7f88e628c1..171f39db1b 100644
--- a/source/libs/executor/src/executor.c
+++ b/source/libs/executor/src/executor.c
@@ -251,15 +251,29 @@ int32_t qUpdateQualifiedTableId(qTaskInfo_t tinfo, const SArray* tableIdList, bo
       }
     }
 
+    bool assignUid = false;
+
+    if (LIST_LENGTH(pScanInfo->pGroupTags) > 0) {
+      SNode* p = nodesListGetNode(pScanInfo->pGroupTags, 0);
+      if (p->type == QUERY_NODE_FUNCTION) {
+        // partition by tbname/group by tbname
+        assignUid = (strcmp(((struct SFunctionNode*)p)->functionName, "tbname") == 0);
+      }
+    }
+
     for (int32_t i = 0; i < taosArrayGetSize(qa); ++i) {
       uint64_t*     uid = taosArrayGet(qa, i);
       STableKeyInfo keyInfo = {.uid = *uid, .groupId = 0};
 
       if (bufLen > 0) {
-        code = getGroupIdFromTagsVal(pScanInfo->readHandle.meta, keyInfo.uid, pScanInfo->pGroupTags, keyBuf,
-                                     &keyInfo.groupId);
-        if (code != TSDB_CODE_SUCCESS) {
-          return code;
+        if (assignUid) {
+          keyInfo.groupId = keyInfo.uid;
+        } else {
+          code = getGroupIdFromTagsVal(pScanInfo->readHandle.meta, keyInfo.uid, pScanInfo->pGroupTags, keyBuf,
+                                       &keyInfo.groupId);
+          if (code != TSDB_CODE_SUCCESS) {
+            return code;
+          }
         }
       }
 
diff --git a/source/libs/parser/src/parTranslater.c b/source/libs/parser/src/parTranslater.c
index 5cba920a43..8e1243b558 100644
--- a/source/libs/parser/src/parTranslater.c
+++ b/source/libs/parser/src/parTranslater.c
@@ -34,6 +34,7 @@ typedef struct STranslateContext {
   SMsgBuf          msgBuf;
   SArray*          pNsLevel;  // element is SArray*, the element of this subarray is STableNode*
   int32_t          currLevel;
+  int32_t          levelNo;
   ESqlClause       currClause;
   SNode*           pCurrStmt;
   SCmdMsgInfo*     pCmdMsg;
@@ -354,6 +355,7 @@ static int32_t initTranslateContext(SParseContext* pParseCxt, SParseMetaCache* p
   pCxt->msgBuf.len = pParseCxt->msgLen;
   pCxt->pNsLevel = taosArrayInit(TARRAY_MIN_SIZE, POINTER_BYTES);
   pCxt->currLevel = 0;
+  pCxt->levelNo = 0;
   pCxt->currClause = 0;
   pCxt->pMetaCache = pMetaCache;
   pCxt->pDbs = taosHashInit(4, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_NO_LOCK);
@@ -1857,7 +1859,7 @@ static int32_t translateTable(STranslateContext* pCxt, SNode* pTable) {
             pCxt, toName(pCxt->pParseCxt->acctId, pRealTable->table.dbName, pRealTable->table.tableName, &name),
             &(pRealTable->pMeta));
         if (TSDB_CODE_SUCCESS != code) {
-          return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_TABLE_NOT_EXIST, pRealTable->table.tableName);
+          return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_GET_META_ERROR, tstrerror(code));
         }
         code = setTableVgroupList(pCxt, &name, pRealTable);
         if (TSDB_CODE_SUCCESS == code) {
@@ -4960,13 +4962,14 @@ static int32_t translateQuery(STranslateContext* pCxt, SNode* pNode) {
 }
 
 static int32_t translateSubquery(STranslateContext* pCxt, SNode* pNode) {
-  ++(pCxt->currLevel);
   ESqlClause currClause = pCxt->currClause;
   SNode*     pCurrStmt = pCxt->pCurrStmt;
+  int32_t    currLevel = pCxt->currLevel;
+  pCxt->currLevel = ++(pCxt->levelNo);
   int32_t    code = translateQuery(pCxt, pNode);
-  --(pCxt->currLevel);
   pCxt->currClause = currClause;
   pCxt->pCurrStmt = pCurrStmt;
+  pCxt->currLevel = currLevel;
   return code;
 }
 
diff --git a/source/libs/parser/src/parUtil.c b/source/libs/parser/src/parUtil.c
index 79d6f3b8e8..e51800aece 100644
--- a/source/libs/parser/src/parUtil.c
+++ b/source/libs/parser/src/parUtil.c
@@ -31,6 +31,8 @@ static char* getSyntaxErrFormat(int32_t errCode) {
       return "Invalid column name: %s";
     case TSDB_CODE_PAR_TABLE_NOT_EXIST:
       return "Table does not exist: %s";
+    case TSDB_CODE_PAR_GET_META_ERROR:
+      return "Fail to get table info, error: %s";
     case TSDB_CODE_PAR_AMBIGUOUS_COLUMN:
       return "Column ambiguously defined: %s";
     case TSDB_CODE_PAR_WRONG_VALUE_TYPE:
diff --git a/source/libs/parser/test/parSelectTest.cpp b/source/libs/parser/test/parSelectTest.cpp
index 951ca5e40d..c91e09c825 100644
--- a/source/libs/parser/test/parSelectTest.cpp
+++ b/source/libs/parser/test/parSelectTest.cpp
@@ -341,11 +341,12 @@ TEST_F(ParserSelectTest, semanticCheck) {
 
   run("SELECT t1.c1, t1.cc1 FROM t1", TSDB_CODE_PAR_INVALID_COLUMN);
 
+  // TSDB_CODE_PAR_GET_META_ERROR
+  run("SELECT * FROM t10", TSDB_CODE_PAR_GET_META_ERROR);
+
+  run("SELECT * FROM test.t10", TSDB_CODE_PAR_GET_META_ERROR);
+
   // TSDB_CODE_PAR_TABLE_NOT_EXIST
-  run("SELECT * FROM t10", TSDB_CODE_PAR_TABLE_NOT_EXIST);
-
-  run("SELECT * FROM test.t10", TSDB_CODE_PAR_TABLE_NOT_EXIST);
-
   run("SELECT t2.c1 FROM t1", TSDB_CODE_PAR_TABLE_NOT_EXIST);
 
   // TSDB_CODE_PAR_AMBIGUOUS_COLUMN
diff --git a/source/libs/planner/src/planLogicCreater.c b/source/libs/planner/src/planLogicCreater.c
index d405b75003..a80509c165 100644
--- a/source/libs/planner/src/planLogicCreater.c
+++ b/source/libs/planner/src/planLogicCreater.c
@@ -1229,6 +1229,7 @@ static int32_t createDeleteScanLogicNode(SLogicPlanContext* pCxt, SDeleteStmt* p
   // set columns to scan
   if (TSDB_CODE_SUCCESS == code) {
     pScan->scanType = SCAN_TYPE_TABLE;
+    pScan->scanRange = pDelete->timeRange;
     pScan->pScanCols = nodesCloneList(((SFunctionNode*)pDelete->pCountFunc)->pParameterList);
     if (NULL == pScan->pScanCols) {
       code = TSDB_CODE_OUT_OF_MEMORY;
diff --git a/source/libs/scheduler/src/schJob.c b/source/libs/scheduler/src/schJob.c
index 50f8b91023..46140ccdff 100644
--- a/source/libs/scheduler/src/schJob.c
+++ b/source/libs/scheduler/src/schJob.c
@@ -916,7 +916,7 @@ int32_t schProcessOnOpBegin(SSchJob* pJob, SCH_OP_TYPE type, SSchedulerReq* pReq
         qDebug("job not initialized or not executable job, refId:0x%" PRIx64, pJob->refId);
         SCH_ERR_RET(TSDB_CODE_SCH_STATUS_ERROR);
       }
-      break;
+      return TSDB_CODE_SUCCESS;
     default:
       SCH_JOB_ELOG("unknown operation type %d", type);
       SCH_ERR_RET(TSDB_CODE_TSC_APP_ERROR);
diff --git a/source/libs/scheduler/src/schRemote.c b/source/libs/scheduler/src/schRemote.c
index 67050241e3..3bec91226c 100644
--- a/source/libs/scheduler/src/schRemote.c
+++ b/source/libs/scheduler/src/schRemote.c
@@ -513,7 +513,7 @@ int32_t schGenerateCallBackInfo(SSchJob *pJob, SSchTask *pTask, void *msg, uint3
     SCH_ERR_JRET(TSDB_CODE_QRY_OUT_OF_MEMORY);
   }
 
-  msgSendInfo->paramFreeFp = taosMemoryFree;      
+  msgSendInfo->paramFreeFp = taosMemoryFree;
   SCH_ERR_JRET(schMakeCallbackParam(pJob, pTask, msgType, isHb, trans, &msgSendInfo->param));
 
   SCH_ERR_JRET(schGetCallbackFp(msgType, &msgSendInfo->fp));
@@ -541,7 +541,7 @@ _return:
   }
 
   taosMemoryFree(msg);
-  
+
   SCH_RET(code);
 }
 
@@ -681,7 +681,7 @@ int32_t schMakeHbRpcCtx(SSchJob *pJob, SSchTask *pTask, SRpcCtx *pCtx) {
   param->pTrans = pJob->conn.pTrans;
 
   pMsgSendInfo->param = param;
-  pMsgSendInfo->paramFreeFp = taosMemoryFree;      
+  pMsgSendInfo->paramFreeFp = taosMemoryFree;
   pMsgSendInfo->fp = fp;
 
   SRpcCtxVal ctxVal = {.val = pMsgSendInfo, .clone = schCloneSMsgSendInfo};
@@ -801,7 +801,7 @@ int32_t schCloneSMsgSendInfo(void *src, void **dst) {
   pDst->param = NULL;
 
   SCH_ERR_JRET(schCloneCallbackParam(pSrc->param, (SSchCallbackParamHeader **)&pDst->param));
-  pDst->paramFreeFp = taosMemoryFree;      
+  pDst->paramFreeFp = taosMemoryFree;
 
   *dst = pDst;
 
@@ -1094,14 +1094,29 @@ int32_t schBuildAndSendMsg(SSchJob *pJob, SSchTask *pTask, SQueryNodeAddr *addr,
       break;
   }
 
+#if 1
   SSchTrans trans = {.pTrans = pJob->conn.pTrans, .pHandle = SCH_GET_TASK_HANDLE(pTask)};
   schAsyncSendMsg(pJob, pTask, &trans, addr, msgType, msg, msgSize, persistHandle, (rpcCtx.args ? &rpcCtx : NULL));
   msg = NULL;
   SCH_ERR_JRET(code);
-  
+
   if (msgType == TDMT_SCH_QUERY || msgType == TDMT_SCH_MERGE_QUERY) {
     SCH_ERR_RET(schAppendTaskExecNode(pJob, pTask, addr, pTask->execId));
   }
+#else
+  if (TDMT_VND_SUBMIT != msgType) {
+    SSchTrans trans = {.pTrans = pJob->conn.pTrans, .pHandle = SCH_GET_TASK_HANDLE(pTask)};
+    schAsyncSendMsg(pJob, pTask, &trans, addr, msgType, msg, msgSize, persistHandle, (rpcCtx.args ? &rpcCtx : NULL));
+    msg = NULL;
+    SCH_ERR_JRET(code);
+
+    if (msgType == TDMT_SCH_QUERY || msgType == TDMT_SCH_MERGE_QUERY) {
+      SCH_ERR_RET(schAppendTaskExecNode(pJob, pTask, addr, pTask->execId));
+    }
+  } else {
+    SCH_ERR_RET(schProcessOnTaskSuccess(pJob, pTask));
+  }
+#endif
 
   return TSDB_CODE_SUCCESS;
 
diff --git a/source/util/src/terror.c b/source/util/src/terror.c
index f8d8e9d168..f20c5d8593 100644
--- a/source/util/src/terror.c
+++ b/source/util/src/terror.c
@@ -559,6 +559,7 @@ TAOS_DEFINE_ERROR(TSDB_CODE_PAR_NO_VALID_FUNC_IN_WIN,       "Not valid function
 TAOS_DEFINE_ERROR(TSDB_CODE_PAR_ONLY_SUPPORT_SINGLE_TABLE,  "Only support single table")
 TAOS_DEFINE_ERROR(TSDB_CODE_PAR_INVALID_SMA_INDEX,          "Invalid sma index")
 TAOS_DEFINE_ERROR(TSDB_CODE_PAR_INVALID_SELECTED_EXPR,      "Invalid SELECTed expression")
+TAOS_DEFINE_ERROR(TSDB_CODE_PAR_GET_META_ERROR,             "Fail to get table info")
 TAOS_DEFINE_ERROR(TSDB_CODE_PAR_INTERNAL_ERROR,             "Parser internal error")
 
 //planner
diff --git a/tests/pytest/util/dnodes.py b/tests/pytest/util/dnodes.py
index 46af61d474..20e4e4abe6 100644
--- a/tests/pytest/util/dnodes.py
+++ b/tests/pytest/util/dnodes.py
@@ -489,7 +489,7 @@ class TDDnode:
             onlyKillOnceWindows = 0
             while(processID):
                 if not platform.system().lower() == 'windows' or (onlyKillOnceWindows == 0 and platform.system().lower() == 'windows'):
-                    killCmd = "kill -4 %s > /dev/null 2>&1" % processID
+                    killCmd = "kill -INT %s > /dev/null 2>&1" % processID
                     os.system(killCmd)
                     onlyKillOnceWindows = 1
                 time.sleep(1)
@@ -503,7 +503,7 @@ class TDDnode:
                 time.sleep(2)
 
             self.running = 0
-            tdLog.debug("dnode:%d is stopped by kill -4" % (self.index))
+            tdLog.debug("dnode:%d is stopped by kill -INT" % (self.index))
 
 
     def stoptaosd(self):
@@ -527,7 +527,7 @@ class TDDnode:
             onlyKillOnceWindows = 0
             while(processID):
                 if not platform.system().lower() == 'windows' or (onlyKillOnceWindows == 0 and platform.system().lower() == 'windows'):
-                    killCmd = "kill -4 %s > /dev/null 2>&1" % processID
+                    killCmd = "kill -INT %s > /dev/null 2>&1" % processID
                     os.system(killCmd)
                     onlyKillOnceWindows = 1
                 time.sleep(1)
@@ -537,7 +537,7 @@ class TDDnode:
                 time.sleep(2)
 
             self.running = 0
-            tdLog.debug("dnode:%d is stopped by kill -4" % (self.index))
+            tdLog.debug("dnode:%d is stopped by kill -INT" % (self.index))
 
     def forcestop(self):
         if (not self.remoteIP == ""):
diff --git a/tests/script/tsim/parser/nestquery.sim b/tests/script/tsim/parser/nestquery.sim
index 82d39eff8e..101205db74 100644
--- a/tests/script/tsim/parser/nestquery.sim
+++ b/tests/script/tsim/parser/nestquery.sim
@@ -135,6 +135,7 @@ print ===================> nest query interval
 sql_error select ts, avg(c1) from (select ts, c1 from nest_tb0);
 
 sql select _wstart, avg(c1) from (select * from nest_tb0) interval(3d)
+print $data00 $data01 $data10 $data11 $data20 $data21
 if $rows != 3 then
   return -1
 endi
@@ -147,19 +148,19 @@ endi
 if $data10 != @20-09-17 00:00:00.000@  then
   return -1
 endi
-if $data11 != 49.581325301 then
+if $data11 != 49.685185185 then
   return -1
 endi
 if $data20 != @20-09-20 00:00:00.000@  then
   return -1
 endi
-if $data21 != 49.703539823 then
+if $data21 != 49.500000000 then
   return -1
 endi
 
 sql select stddev(c1) from (select c1 from nest_tb0);
 sql_error select percentile(c1, 20) from (select * from nest_tb0);
-sql_error select interp(c1) from (select * from nest_tb0);
+sql select interp(c1) from (select * from nest_tb0);
 sql_error select derivative(val, 1s, 0) from (select c1 val from nest_tb0);
 sql_error select twa(c1) from (select c1 from nest_tb0);
 sql_error select irate(c1) from (select c1 from nest_tb0);
@@ -217,19 +218,14 @@ if $data00 != 0.016666667 then
 endi
 
 sql select derivative(c1, 1s, 0) from (select * from nest_tb0);
+print $rows $data00 $data10 
 if $rows != 9999 then
   return -1
 endi
-if $data00 != @20-09-15 00:01:00.000@ then
+if $data00 != 0.016666667 then
   return -1
 endi
-if $data01 != 0.016666667 then
-  return -1
-endi
-if $data10 != @20-09-15 00:02:00.000@ then
-  return -1
-endi
-if $data11 != 0.016666667 then
+if $data10 != 0.016666667 then
   return -1
 endi
 
@@ -238,7 +234,7 @@ if $rows != 9999 then
   return -1
 endi
 
-sql select avg(c1),sum(c2), max(c3), min(c4), count(*), first(c7), last(c7),spread(c6) from (select * from nest_tb0) interval(1d);
+sql select _wstart, avg(c1),sum(c2), max(c3), min(c4), count(*), first(c7), last(c7),spread(c6) from (select * from nest_tb0) interval(1d);
 if $rows != 7 then
   return -1
 endi
@@ -291,7 +287,7 @@ print ===================> group by + having
 print =========================> ascending order/descending order
 
 print =========================> nest query join
-sql select a.ts,a.k,b.ts from (select count(*) k from nest_tb0 interval(30a)) a, (select count(*) f from nest_tb1 interval(30a)) b where a.ts = b.ts ;
+sql select a.ts,a.k,b.ts from (select _wstart ts, count(*) k from nest_tb0 interval(30a)) a, (select _wstart ts, count(*) f from nest_tb1 interval(30a)) b where a.ts = b.ts ;
 if $rows != 10000 then
   return -1
 endi
@@ -314,7 +310,7 @@ if $data12 != @20-09-15 00:01:00.000@ then
   return -1
 endi
 
-sql select sum(a.k), sum(b.f) from (select count(*) k from nest_tb0 interval(30a)) a, (select count(*) f from nest_tb1 interval(30a)) b where a.ts = b.ts ;
+sql select sum(a.k), sum(b.f) from (select _wstart ts, count(*) k from nest_tb0 interval(30a)) a, (select _wstart ts, count(*) f from nest_tb1 interval(30a)) b where a.ts = b.ts ;
 if $rows != 1 then
   return -1
 endi
@@ -325,7 +321,7 @@ if $data01 != 10000 then
   return -1
 endi
 
-sql select a.ts,a.k,b.ts,c.ts,c.ts,c.x from (select count(*) k from nest_tb0 interval(30a)) a, (select count(*) f from nest_tb1 interval(30a)) b, (select count(*) x from nest_tb2 interval(30a)) c where a.ts = b.ts and a.ts = c.ts
+sql select a.ts,a.k,b.ts,c.ts,c.ts,c.x from (select _wstart ts, count(*) k from nest_tb0 interval(30a)) a, (select _wstart ts, count(*) f from nest_tb1 interval(30a)) b, (select _wstart ts, count(*) x from nest_tb2 interval(30a)) c where a.ts = b.ts and a.ts = c.ts
 if $rows != 10000 then
   return -1
 endi
@@ -346,10 +342,7 @@ sql select diff(val) from (select c1 val from nest_tb0);
 if $rows != 9999 then
   return -1
 endi
-if $data00 != @70-01-01 08:00:00.000@ then
-  return -1
-endi
-if $data01 != 1 then
+if $data00 != 1 then
   return -1
 endi
 
@@ -376,7 +369,7 @@ if $data11 != 1 then
 endi
 
 print =====================>TD-5157
-sql select twa(c1) from nest_tb1 interval(19a);
+sql select _wstart, twa(c1) from nest_tb1 interval(19a);
 if $rows != 10000 then
   return -1
 endi
@@ -388,29 +381,14 @@ if $data01 != 0.000083333 then
 endi
 
 print ======================>TD-5271
-sql select min(val),max(val),first(val),last(val),count(val),sum(val),avg(val) from (select count(*) val from nest_mt0 group by tbname)
-if $rows != 1 then
-  return -1
-endi
-if $data00 != 10000 then
-  return -1
-endi
-if $data01 != 10000 then
-  return -1
-endi
-if $data04 != 10 then
-  return -1
-endi
-if $data05 != 100000 then
-  return -1
-endi
+sql_error select min(val),max(val),first(val),last(val),count(val),sum(val),avg(val) from (select count(*) val from nest_mt0 group by tbname)
 
 print =================>us database interval query, TD-5039
 sql create database test precision 'us';
 sql use test;
 sql create table t1(ts timestamp, k int);
 sql insert into t1 values('2020-01-01 01:01:01.000', 1) ('2020-01-01 01:02:00.000', 2);
-sql select avg(k) from (select avg(k) k from t1 interval(1s)) interval(1m);
+sql select _wstart, avg(k) from (select _wstart, avg(k) k from t1 interval(1s)) interval(1m);
 if $rows != 2 then
   return -1
 endi
@@ -427,4 +405,4 @@ if $data11 != 2.000000000 then
   return -1
 endi
 
-system sh/exec.sh -n dnode1 -s stop -x SIGINT
\ No newline at end of file
+system sh/exec.sh -n dnode1 -s stop -x SIGINT
diff --git a/tests/script/tsim/sync/vnodesnapshot-rsma-test.sim b/tests/script/tsim/sync/vnodesnapshot-rsma-test.sim
new file mode 100644
index 0000000000..ec03aaf9db
--- /dev/null
+++ b/tests/script/tsim/sync/vnodesnapshot-rsma-test.sim
@@ -0,0 +1,172 @@
+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c supportVnodes -v 0
+
+system sh/exec.sh -n dnode1 -s start
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+
+sql connect
+sql create dnode $hostname port 7200
+sql create dnode $hostname port 7300
+sql create dnode $hostname port 7400
+
+$x = 0
+step1:
+	$x = $x + 1
+	sleep 1000
+	if $x == 10 then
+	  print ====> dnode not ready!
+		return -1
+	endi
+sql show dnodes
+print ===> $data00 $data01 $data02 $data03 $data04 $data05
+print ===> $data10 $data11 $data12 $data13 $data14 $data15
+print ===> $data20 $data21 $data22 $data23 $data24 $data25
+print ===> $data30 $data31 $data32 $data33 $data34 $data35
+if $rows != 4 then
+  return -1
+endi
+if $data(1)[4] != ready then
+  goto step1
+endi
+if $data(2)[4] != ready then
+  goto step1
+endi
+if $data(3)[4] != ready then
+  goto step1
+endi
+if $data(4)[4] != ready then
+  goto step1
+endi
+
+$replica = 3
+$vgroups = 1
+$retentions = 5s:7d,15s:21d
+
+print ============= create database
+sql create database db replica $replica vgroups $vgroups retentions $retentions
+
+$loop_cnt = 0
+check_db_ready:
+$loop_cnt = $loop_cnt + 1
+sleep 200
+if $loop_cnt == 100 then
+  print ====> db not ready!
+	return -1
+endi
+sql show databases
+print ===> rows: $rows
+print $data[2][0] $data[2][1] $data[2][2] $data[2][3] $data[2][4] $data[2][5] $data[2][6] $data[2][7] $data[2][8] $data[2][9] $data[2][6] $data[2][11] $data[2][12]  $data[2][13]  $data[2][14]  $data[2][15]  $data[2][16]  $data[2][17]  $data[2][18]  $data[2][19]
+if $rows != 3 then
+  return -1
+endi
+if $data[2][15] != ready then
+  goto check_db_ready
+endi
+
+sql use db
+
+$loop_cnt = 0
+check_vg_ready:
+$loop_cnt = $loop_cnt + 1
+sleep 200
+if $loop_cnt == 300 then
+  print ====> vgroups not ready!
+	return -1
+endi
+
+sql show vgroups
+print ===> rows: $rows
+print $data[0][0] $data[0][1] $data[0][2] $data[0][3] $data[0][4] $data[0][5] $data[0][6] $data[0][7] $data[0][8] $data[0][9] $data[0][10] $data[0][11]
+
+if $rows != $vgroups then
+  return -1
+endi
+
+if $data[0][4] == leader then
+   if $data[0][6] == follower then
+      if $data[0][8] == follower then
+         print ---- vgroup $data[0][0] leader locate on dnode $data[0][3] 
+      endi
+   endi
+elif $data[0][6] == leader then
+   if $data[0][4] == follower then
+      if $data[0][8] == follower then
+         print ---- vgroup $data[0][0] leader locate on dnode $data[0][5] 
+      endi
+   endi
+elif $data[0][8] == leader then
+   if $data[0][4] == follower then
+      if $data[0][6] == follower then
+         print ---- vgroup $data[0][0] leader locate on dnode $data[0][7] 
+      endi
+   endi
+else
+   goto check_vg_ready
+endi
+
+
+vg_ready:
+print ====>  create stable/child table
+sql create table stb (ts timestamp, c1 int, c2 float, c3 double) tags (t1 int) rollup(sum)
+
+sql show stables
+if $rows != 1 then 
+  return -1
+endi
+
+sql create table ct1 using stb tags(1000)
+
+
+print ===> stop dnode4
+system sh/exec.sh -n dnode4 -s stop -x SIGINT
+sleep 3000
+
+
+print ===> write 100 records
+$N = 100
+$count = 0
+while $count < $N
+	$ms = 1659000000000 + $count
+    sql insert into ct1 values( $ms , $count , 2.1, 3.1)
+    $count = $count + 1
+endw
+
+
+#sql flush database db;
+
+
+sleep 3000
+
+
+print ===> stop dnode1 dnode2 dnode3
+system sh/exec.sh -n dnode1 -s stop -x SIGINT
+system sh/exec.sh -n dnode2 -s stop -x SIGINT
+system sh/exec.sh -n dnode3 -s stop -x SIGINT
+
+sleep 10000
+
+########################################################
+print ===> start dnode1 dnode2 dnode3 dnode4
+system sh/exec.sh -n dnode1 -s start
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+
+sleep 3000
+
+print =============== query data 
+sql connect
+sql use db
+sql select * from ct1
+print rows: $rows
+print $data00 $data01 $data02
+if $rows != 100 then
+  return -1
+endi
\ No newline at end of file
diff --git a/tests/system-test/fulltest.sh b/tests/system-test/fulltest.sh
index 7a0447cd6c..458951b815 100755
--- a/tests/system-test/fulltest.sh
+++ b/tests/system-test/fulltest.sh
@@ -175,7 +175,7 @@ python3 ./test.py -f 6-cluster/5dnode3mnodeSep1VnodeStopDnodeCreateDb.py -N 5 -M
 # python3 ./test.py -f 6-cluster/5dnode3mnodeSep1VnodeStopMnodeCreateDb.py -N 5 -M 3
 python3 ./test.py -f 6-cluster/5dnode3mnodeSep1VnodeStopVnodeCreateDb.py  -N 5 -M 3
 
-# python3 ./test.py -f 6-cluster/5dnode3mnodeSep1VnodeStopDnodeCreateStb.py -N 5 -M 3
+python3 ./test.py -f 6-cluster/5dnode3mnodeSep1VnodeStopDnodeCreateStb.py -N 5 -M 3
 python3 ./test.py -f 6-cluster/5dnode3mnodeSep1VnodeStopMnodeCreateStb.py  -N 5 -M 3
 python3 ./test.py -f 6-cluster/5dnode3mnodeSep1VnodeStopVnodeCreateStb.py  -N 5 -M 3