diff --git a/include/libs/executor/dataSinkMgt.h b/include/libs/executor/dataSinkMgt.h
index 51ca35dda0..ce7d038d42 100644
--- a/include/libs/executor/dataSinkMgt.h
+++ b/include/libs/executor/dataSinkMgt.h
@@ -69,7 +69,6 @@ typedef struct SOutputData {
   int32_t numOfBlocks;
   int64_t numOfRows; // int32_t changed to int64_t
   int32_t numOfCols;
-  int32_t dataSize;
   int8_t  compressed;
   char*   pData;
   bool    queryEnd;
diff --git a/source/client/src/clientMain.c b/source/client/src/clientMain.c
index b43f1e79e0..fd70598efb 100644
--- a/source/client/src/clientMain.c
+++ b/source/client/src/clientMain.c
@@ -761,7 +761,7 @@ static void doAsyncQueryFromAnalyse(SMetaData *pResultMeta, void *param, int32_t
 
   int64_t analyseStart = taosGetTimestampUs();
   pRequest->metric.ctgCostUs = analyseStart - pRequest->metric.ctgStart;
-  qError("0x%" PRIx64 " start to semantic analysis, reqId:0x%" PRIx64, pRequest->self, pRequest->requestId);
+  qDebug("0x%" PRIx64 " start to semantic analysis, reqId:0x%" PRIx64, pRequest->self, pRequest->requestId);
 
   if (code == TSDB_CODE_SUCCESS) {
     code = qAnalyseSqlSemantic(pWrapper->pParseCtx, pWrapper->pCatalogReq, pResultMeta, pQuery);
diff --git a/source/libs/catalog/src/catalog.c b/source/libs/catalog/src/catalog.c
index f8ead25852..0deeafda9f 100644
--- a/source/libs/catalog/src/catalog.c
+++ b/source/libs/catalog/src/catalog.c
@@ -1341,8 +1341,6 @@ int32_t catalogAsyncGetAllMeta(SCatalog* pCtg, SRequestConnInfo* pConn, const SC
     CTG_API_LEAVE(TSDB_CODE_CTG_INVALID_INPUT);
   }
 
-  ctgError("%s", "catalog start async get all metas");
-
   int32_t  code = 0;
   SCtgJob* pJob = NULL;
   CTG_ERR_JRET(ctgInitJob(pCtg, pConn, &pJob, pReq, fp, param));
diff --git a/source/libs/catalog/src/ctgAsync.c b/source/libs/catalog/src/ctgAsync.c
index 1d904213ba..f69fa8a502 100644
--- a/source/libs/catalog/src/ctgAsync.c
+++ b/source/libs/catalog/src/ctgAsync.c
@@ -1035,7 +1035,7 @@ _return:
 int32_t ctgCallUserCb(void* param) {
   SCtgJob* pJob = (SCtgJob*)param;
 
-  qError("QID:0x%" PRIx64 " ctg start to call user cb with rsp %s", pJob->queryId, tstrerror(pJob->jobResCode));
+  qDebug("QID:0x%" PRIx64 " ctg start to call user cb with rsp %s", pJob->queryId, tstrerror(pJob->jobResCode));
 
   (*pJob->userFp)(&pJob->jobRes, pJob->userParam, pJob->jobResCode);
 
diff --git a/source/libs/catalog/src/ctgRemote.c b/source/libs/catalog/src/ctgRemote.c
index d22fae6a40..3b037e2062 100644
--- a/source/libs/catalog/src/ctgRemote.c
+++ b/source/libs/catalog/src/ctgRemote.c
@@ -627,7 +627,7 @@ int32_t ctgLaunchBatchs(SCatalog* pCtg, SCtgJob* pJob, SHashObj* pBatchs) {
     SCtgBatch* pBatch = (SCtgBatch*)p;
     int32_t msgSize = 0;
 
-    ctgError("QID:0x%" PRIx64 " ctg start to launch batch %d", pJob->queryId, pBatch->batchId);
+    ctgDebug("QID:0x%" PRIx64 " ctg start to launch batch %d", pJob->queryId, pBatch->batchId);
 
     CTG_ERR_JRET(ctgBuildBatchReqMsg(pBatch, *vgId, &msg, &msgSize));
     code = ctgAsyncSendMsg(pCtg, &pBatch->conn, pJob, pBatch->pTaskIds, pBatch->batchId, pBatch->pMsgIdxs,
diff --git a/source/libs/executor/src/dataDispatcher.c b/source/libs/executor/src/dataDispatcher.c
index 3d5645128b..49e5bfdd19 100644
--- a/source/libs/executor/src/dataDispatcher.c
+++ b/source/libs/executor/src/dataDispatcher.c
@@ -82,8 +82,6 @@ static void toDataCacheEntry(SDataDispatchHandle* pHandle, const SInputData* pIn
 
   pBuf->useSize += pEntry->dataLen;
 
-  //mprotect(pBuf->pData, pBuf->allocSize, PROT_READ);
-
   atomic_add_fetch_64(&pHandle->cachedSize, pEntry->dataLen);
   atomic_add_fetch_64(&gDataSinkStat.cachedSize, pEntry->dataLen);
 }
@@ -101,8 +99,6 @@ static bool allocBuf(SDataDispatchHandle* pDispatcher, const SInputData* pInput,
   pBuf->allocSize = sizeof(SDataCacheEntry) + blockGetEncodeSize(pInput->pData);
 
   pBuf->pData = taosMemoryMalloc(pBuf->allocSize);
-  //pBuf->allocSize = (pBuf->allocSize > 4096) ? (pBuf->allocSize/4096 + 1)*4096 : 4096;
-  //pBuf->pData = taosMemoryMallocAlign(4096, pBuf->allocSize);
   if (pBuf->pData == NULL) {
     qError("SinkNode failed to malloc memory, size:%d, code:%d", pBuf->allocSize, TAOS_SYSTEM_ERROR(errno));
   }
@@ -193,19 +189,14 @@ static int32_t getDataBlock(SDataSinkHandle* pHandle, SOutputData* pOutput) {
     return TSDB_CODE_SUCCESS;
   }
   SDataCacheEntry* pEntry = (SDataCacheEntry*)(pDispatcher->nextOutput.pData);
-  assert(pOutput->dataSize == pEntry->dataLen);
   memcpy(pOutput->pData, pEntry->data, pEntry->dataLen);
   pOutput->numOfRows = pEntry->numOfRows;
   pOutput->numOfCols = pEntry->numOfCols;
   pOutput->compressed = pEntry->compressed;
 
-  //  ASSERT(pEntry->numOfRows == *(int32_t*)(pEntry->data + 8));
-  //  ASSERT(pEntry->numOfCols == *(int32_t*)(pEntry->data + 8 + 4));
-
   atomic_sub_fetch_64(&pDispatcher->cachedSize, pEntry->dataLen);
   atomic_sub_fetch_64(&gDataSinkStat.cachedSize, pEntry->dataLen);
 
-  //mprotect(pDispatcher->nextOutput.pData, pDispatcher->nextOutput.allocSize, PROT_READ|PROT_WRITE|PROT_EXEC);
   taosMemoryFreeClear(pDispatcher->nextOutput.pData);  // todo persistent
   pOutput->bufStatus = updateStatus(pDispatcher);
   taosThreadMutexLock(&pDispatcher->mutex);
@@ -225,7 +216,6 @@ static int32_t destroyDataSinker(SDataSinkHandle* pHandle) {
     SDataDispatchBuf* pBuf = NULL;
     taosReadQitem(pDispatcher->pDataBlocks, (void**)&pBuf);
     if (pBuf != NULL) {
-      //mprotect(pBuf->pData, pBuf->allocSize, PROT_READ|PROT_WRITE|PROT_EXEC);
       taosMemoryFreeClear(pBuf->pData);
       taosFreeQitem(pBuf);
     }
diff --git a/source/libs/executor/src/exchangeoperator.c b/source/libs/executor/src/exchangeoperator.c
index b4a53be317..94041140d4 100644
--- a/source/libs/executor/src/exchangeoperator.c
+++ b/source/libs/executor/src/exchangeoperator.c
@@ -451,7 +451,7 @@ int32_t doSendFetchDataRequest(SExchangeInfo* pExchangeInfo, SExecTaskInfo* pTas
       return pTaskInfo->code;
     }
 
-    qError("%s build fetch msg and send to vgId:%d, ep:%s, taskId:0x%" PRIx64 ", execId:%d, %p, %d/%" PRIzu,
+    qDebug("%s build fetch msg and send to vgId:%d, ep:%s, taskId:0x%" PRIx64 ", execId:%d, %p, %d/%" PRIzu,
            GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->addr.epSet.eps[0].fqdn, pSource->taskId,
            pSource->execId, pExchangeInfo, sourceIndex, totalSources);
 
diff --git a/source/libs/executor/src/executil.c b/source/libs/executor/src/executil.c
index 45e8c22aac..fa46715c22 100644
--- a/source/libs/executor/src/executil.c
+++ b/source/libs/executor/src/executil.c
@@ -2096,7 +2096,7 @@ int32_t createScanTableListInfo(SScanPhysiNode* pScanNode, SNodeList* pGroupTags
 
   int64_t st1 = taosGetTimestampUs();
   pTaskInfo->cost.extractListTime = (st1 - st) / 1000.0;
-  qError("extract queried table list completed, %d tables, elapsed time:%.2f ms %s", numOfTables,
+  qDebug("extract queried table list completed, %d tables, elapsed time:%.2f ms %s", numOfTables,
          pTaskInfo->cost.extractListTime, idStr);
 
   if (numOfTables == 0) {
@@ -2110,7 +2110,7 @@ int32_t createScanTableListInfo(SScanPhysiNode* pScanNode, SNodeList* pGroupTags
   }
 
   pTaskInfo->cost.groupIdMapTime = (taosGetTimestampUs() - st1) / 1000.0;
-  qError("generate group id map completed, elapsed time:%.2f ms %s", pTaskInfo->cost.groupIdMapTime, idStr);
+  qDebug("generate group id map completed, elapsed time:%.2f ms %s", pTaskInfo->cost.groupIdMapTime, idStr);
 
   return TSDB_CODE_SUCCESS;
 }
diff --git a/source/libs/executor/src/executor.c b/source/libs/executor/src/executor.c
index 489c4ff650..16d6898361 100644
--- a/source/libs/executor/src/executor.c
+++ b/source/libs/executor/src/executor.c
@@ -493,7 +493,7 @@ int32_t qCreateExecTask(SReadHandle* readHandle, int32_t vgId, uint64_t taskId,
   SExecTaskInfo** pTask = (SExecTaskInfo**)pTaskInfo;
   taosThreadOnce(&initPoolOnce, initRefPool);
 
-  qError("start to create task, TID:0x%" PRIx64 " QID:0x%" PRIx64 ", vgId:%d", taskId, pSubplan->id.queryId, vgId);
+  qDebug("start to create task, TID:0x%" PRIx64 " QID:0x%" PRIx64 ", vgId:%d", taskId, pSubplan->id.queryId, vgId);
 
   int32_t code = createExecTaskInfo(pSubplan, pTask, readHandle, taskId, vgId, sql, model);
   if (code != TSDB_CODE_SUCCESS) {
@@ -520,7 +520,7 @@ int32_t qCreateExecTask(SReadHandle* readHandle, int32_t vgId, uint64_t taskId,
     code = dsCreateDataSinker(pSubplan->pDataSink, handle, pSinkParam, (*pTask)->id.str);
   }
 
-  qError("subplan task create completed, TID:0x%" PRIx64 " QID:0x%" PRIx64, taskId, pSubplan->id.queryId);
+  qDebug("subplan task create completed, TID:0x%" PRIx64 " QID:0x%" PRIx64, taskId, pSubplan->id.queryId);
 
 _error:
   // if failed to add ref for all tables in this query, abort current query
diff --git a/source/libs/executor/src/projectoperator.c b/source/libs/executor/src/projectoperator.c
index 2c98f37388..02f504bef0 100644
--- a/source/libs/executor/src/projectoperator.c
+++ b/source/libs/executor/src/projectoperator.c
@@ -249,9 +249,6 @@ SSDataBlock* doProjectOperation(SOperatorInfo* pOperator) {
     return doGenerateSourceData(pOperator);
   }
 
-  int64_t st0 = taosGetTimestampUs();
-  int64_t st1 = 0, st2 = 0;
-
   while (1) {
     while (1) {
       blockDataCleanup(pRes);
@@ -263,7 +260,6 @@ SSDataBlock* doProjectOperation(SOperatorInfo* pOperator) {
         setOperatorCompleted(pOperator);
         break;
       }
-      st1 = taosGetTimestampUs();
 //      if (pTaskInfo->execModel == OPTR_EXEC_MODEL_QUEUE) {
 //        qDebug("set status recv");
 //        pOperator->status = OP_EXEC_RECV;
@@ -305,8 +301,6 @@ SSDataBlock* doProjectOperation(SOperatorInfo* pOperator) {
         continue;
       }
 
-      st2 = taosGetTimestampUs();
-
       break;
     }
 
@@ -352,10 +346,6 @@ SSDataBlock* doProjectOperation(SOperatorInfo* pOperator) {
     pOperator->cost.openCost = (taosGetTimestampUs() - st) / 1000.0;
   }
 
-  if (p->info.rows > 0) {
-    qError("doProjection, open:%" PRId64 "us, project:%" PRId64 "us, rows:%" PRId64,st1-st0,st2-st1,p->info.rows);
-  }
-
   return (p->info.rows > 0) ? p : NULL;
 }
 
diff --git a/source/libs/executor/src/timewindowoperator.c b/source/libs/executor/src/timewindowoperator.c
index 1ba23e09c9..bea01fa0d8 100644
--- a/source/libs/executor/src/timewindowoperator.c
+++ b/source/libs/executor/src/timewindowoperator.c
@@ -1279,20 +1279,15 @@ static SSDataBlock* doBuildIntervalResult(SOperatorInfo* pOperator) {
     return NULL;
   }
 
-  int64_t st0 = taosGetTimestampUs();
   SSDataBlock* pBlock = pInfo->binfo.pRes;
   pTaskInfo->code = pOperator->fpSet._openFn(pOperator);
   if (pTaskInfo->code != TSDB_CODE_SUCCESS) {
     return NULL;
   }
-  int64_t st1 = taosGetTimestampUs();
-  int64_t st2 = 0, st3 = 0;
 
   while (1) {
     doBuildResultDatablock(pOperator, &pInfo->binfo, &pInfo->groupResInfo, pInfo->aggSup.pResultBuf);
-    st2 = taosGetTimestampUs();
     doFilter(pBlock, pOperator->exprSupp.pFilterInfo, NULL);
-    st3 = taosGetTimestampUs();
 
     bool hasRemain = hasRemainResults(&pInfo->groupResInfo);
     if (!hasRemain) {
@@ -1301,7 +1296,6 @@ static SSDataBlock* doBuildIntervalResult(SOperatorInfo* pOperator) {
     }
 
     if (pBlock->info.rows > 0) {
-      qError("interval open:%" PRId64 "us, build:%" PRId64 "us, filter:%" PRId64 "us, rows:%" PRId64, st1-st0,st2-st1,st3-st2,pBlock->info.rows);
       break;
     }
   }
diff --git a/source/libs/qworker/src/qwMsg.c b/source/libs/qworker/src/qwMsg.c
index 3c6ba2da06..1a3a740b34 100644
--- a/source/libs/qworker/src/qwMsg.c
+++ b/source/libs/qworker/src/qwMsg.c
@@ -381,9 +381,9 @@ int32_t qWorkerPreprocessQueryMsg(void *qWorkerMgmt, SRpcMsg *pMsg, bool chkGran
   SQWMsg qwMsg = {
       .msgType = pMsg->msgType, .msg = msg.msg, .msgLen = msg.msgLen, .connInfo = pMsg->info};
 
-  QW_SCH_TASK_ELOG("prerocessQuery start, handle:%p, SQL:%s", pMsg->info.handle, msg.sql);
+  QW_SCH_TASK_DLOG("prerocessQuery start, handle:%p, SQL:%s", pMsg->info.handle, msg.sql);
   code = qwPreprocessQuery(QW_FPARAMS(), &qwMsg);
-  QW_SCH_TASK_ELOG("prerocessQuery end, handle:%p, code:%x", pMsg->info.handle, code);
+  QW_SCH_TASK_DLOG("prerocessQuery end, handle:%p, code:%x", pMsg->info.handle, code);
 
   tFreeSSubQueryMsg(&msg);
 
@@ -449,11 +449,11 @@ int32_t qWorkerProcessQueryMsg(void *node, void *qWorkerMgmt, SRpcMsg *pMsg, int
   qwMsg.msgInfo.taskType = msg.taskType;
   qwMsg.msgInfo.needFetch = msg.needFetch;
 
-  QW_SCH_TASK_ELOG("processQuery start, node:%p, type:%s, handle:%p, SQL:%s", node, TMSG_INFO(pMsg->msgType),
+  QW_SCH_TASK_DLOG("processQuery start, node:%p, type:%s, handle:%p, SQL:%s", node, TMSG_INFO(pMsg->msgType),
                    pMsg->info.handle, msg.sql);
   code = qwProcessQuery(QW_FPARAMS(), &qwMsg, msg.sql);
   msg.sql = NULL;
-  QW_SCH_TASK_ELOG("processQuery end, node:%p, code:%x", node, code);
+  QW_SCH_TASK_DLOG("processQuery end, node:%p, code:%x", node, code);
 
   tFreeSSubQueryMsg(&msg);
 
diff --git a/source/libs/qworker/src/qworker.c b/source/libs/qworker/src/qworker.c
index 3daec242e7..9db0495081 100644
--- a/source/libs/qworker/src/qworker.c
+++ b/source/libs/qworker/src/qworker.c
@@ -138,7 +138,7 @@ int32_t qwSendQueryRsp(QW_FPARAMS_DEF, int32_t msgType, SQWTaskCtx *ctx, int32_t
   if ((!quickRsp) || QUERY_RSP_POLICY_QUICK == tsQueryRspPolicy) {
     if (!ctx->localExec) {
       qwBuildAndSendQueryRsp(msgType, &ctx->ctrlConnInfo, rspCode, ctx);
-      QW_TASK_ELOG("query msg rsped, handle:%p, code:%x - %s", ctx->ctrlConnInfo.handle, rspCode, tstrerror(rspCode));
+      QW_TASK_DLOG("query msg rsped, handle:%p, code:%x - %s", ctx->ctrlConnInfo.handle, rspCode, tstrerror(rspCode));
     }
 
     ctx->queryRsped = true;
@@ -323,7 +323,6 @@ int32_t qwGetQueryResFromSink(QW_FPARAMS_DEF, SQWTaskCtx *ctx, int32_t *dataLen,
 
     if (len == 0) {
       if (queryEnd) {
-        output.dataSize = 0;
         code = dsGetDataBlock(ctx->sinkHandle, &output);
         if (code) {
           QW_TASK_ELOG("dsGetDataBlock failed, code:%x - %s", code, tstrerror(code));
@@ -359,7 +358,6 @@ int32_t qwGetQueryResFromSink(QW_FPARAMS_DEF, SQWTaskCtx *ctx, int32_t *dataLen,
     QW_ERR_RET(qwMallocFetchRsp(!ctx->localExec, *dataLen, &rsp));
 
     output.pData = rsp->data + *dataLen - len;
-    output.dataSize = len;
     code = dsGetDataBlock(ctx->sinkHandle, &output);
     if (code) {
       QW_TASK_ELOG("dsGetDataBlock failed, code:%x - %s", code, tstrerror(code));
diff --git a/source/libs/scheduler/src/schJob.c b/source/libs/scheduler/src/schJob.c
index ce030ecdf7..e7bfe95795 100644
--- a/source/libs/scheduler/src/schJob.c
+++ b/source/libs/scheduler/src/schJob.c
@@ -440,7 +440,7 @@ int32_t schNotifyUserExecRes(SSchJob *pJob) {
     schDumpJobExecRes(pJob, pRes);
   }
 
-  SCH_JOB_ELOG("sch start to invoke exec cb, code: %s", tstrerror(pJob->errCode));
+  SCH_JOB_DLOG("sch start to invoke exec cb, code: %s", tstrerror(pJob->errCode));
   (*pJob->userRes.execFp)(pRes, pJob->userRes.cbParam, atomic_load_32(&pJob->errCode));
   SCH_JOB_DLOG("sch end from exec cb, code: %s", tstrerror(pJob->errCode));
 
@@ -452,7 +452,7 @@ int32_t schNotifyUserFetchRes(SSchJob *pJob) {
 
   schDumpJobFetchRes(pJob, &pRes);
 
-  SCH_JOB_ELOG("sch start to invoke fetch cb, code: %s", tstrerror(pJob->errCode));
+  SCH_JOB_DLOG("sch start to invoke fetch cb, code: %s", tstrerror(pJob->errCode));
   (*pJob->userRes.fetchFp)(pRes, pJob->userRes.cbParam, atomic_load_32(&pJob->errCode));
   SCH_JOB_DLOG("sch end from fetch cb, code: %s", tstrerror(pJob->errCode));
 
@@ -811,7 +811,7 @@ int32_t schExecJob(SSchJob *pJob, SSchedulerReq *pReq) {
     tsem_wait(&pJob->rspSem);
   }
 
-  SCH_JOB_ELOG("job exec done, job status:%s, jobId:0x%" PRIx64, SCH_GET_JOB_STATUS_STR(pJob), pJob->refId);
+  SCH_JOB_DLOG("job exec done, job status:%s, jobId:0x%" PRIx64, SCH_GET_JOB_STATUS_STR(pJob), pJob->refId);
 
   return TSDB_CODE_SUCCESS;
 }
diff --git a/source/libs/scheduler/src/schRemote.c b/source/libs/scheduler/src/schRemote.c
index f2bb583075..80fdc7594c 100644
--- a/source/libs/scheduler/src/schRemote.c
+++ b/source/libs/scheduler/src/schRemote.c
@@ -923,10 +923,10 @@ int32_t schAsyncSendMsg(SSchJob *pJob, SSchTask *pTask, SSchTrans *trans, SQuery
   SCH_ERR_JRET(schUpdateSendTargetInfo(pMsgSendInfo, addr, pTask));
 
   if (pJob && pTask) {
-    SCH_TASK_ELOG("start to send %s msg to node[%d,%s,%d], pTrans:%p, pHandle:%p", TMSG_INFO(msgType), addr->nodeId,
+    SCH_TASK_DLOG("start to send %s msg to node[%d,%s,%d], pTrans:%p, pHandle:%p", TMSG_INFO(msgType), addr->nodeId,
            epSet->eps[epSet->inUse].fqdn, epSet->eps[epSet->inUse].port, trans->pTrans, trans->pHandle);
   } else {
-    qError("start to send %s msg to node[%d,%s,%d], pTrans:%p, pHandle:%p", TMSG_INFO(msgType), addr->nodeId,
+    qDebug("start to send %s msg to node[%d,%s,%d], pTrans:%p, pHandle:%p", TMSG_INFO(msgType), addr->nodeId,
            epSet->eps[epSet->inUse].fqdn, epSet->eps[epSet->inUse].port, trans->pTrans, trans->pHandle);
   }
   
diff --git a/source/libs/scheduler/src/schTask.c b/source/libs/scheduler/src/schTask.c
index 7e9d672139..207753ae25 100644
--- a/source/libs/scheduler/src/schTask.c
+++ b/source/libs/scheduler/src/schTask.c
@@ -1064,7 +1064,7 @@ int32_t schLaunchTaskImpl(void *param) {
   pTask->retryTimes++;
   pTask->waitRetry = false;
 
-  SCH_TASK_ELOG("start to launch %s task, execId %d, retry %d",
+  SCH_TASK_DLOG("start to launch %s task, execId %d, retry %d",
                 SCH_IS_LOCAL_EXEC_TASK(pJob, pTask) ? "LOCAL" : "REMOTE", pTask->execId, pTask->retryTimes);
 
   SCH_LOG_TASK_START_TS(pTask);
diff --git a/source/libs/scheduler/src/scheduler.c b/source/libs/scheduler/src/scheduler.c
index c4fefb4862..e7561ccb7e 100644
--- a/source/libs/scheduler/src/scheduler.c
+++ b/source/libs/scheduler/src/scheduler.c
@@ -67,7 +67,7 @@ int32_t schedulerInit() {
 }
 
 int32_t schedulerExecJob(SSchedulerReq *pReq, int64_t *pJobId) {
-  qError("scheduler %s exec job start", pReq->syncReq ? "SYNC" : "ASYNC");
+  qDebug("scheduler %s exec job start", pReq->syncReq ? "SYNC" : "ASYNC");
 
   int32_t  code = 0;
   SSchJob *pJob = NULL;
@@ -86,7 +86,7 @@ _return:
 }
 
 int32_t schedulerFetchRows(int64_t jobId, SSchedulerReq *pReq) {
-  qError("scheduler %s fetch rows start", pReq->syncReq ? "SYNC" : "ASYNC");
+  qDebug("scheduler %s fetch rows start", pReq->syncReq ? "SYNC" : "ASYNC");
 
   int32_t  code = 0;
   SSchJob *pJob = NULL;
diff --git a/source/libs/transport/src/transCli.c b/source/libs/transport/src/transCli.c
index 7fcc5921ae..1709fc3cb1 100644
--- a/source/libs/transport/src/transCli.c
+++ b/source/libs/transport/src/transCli.c
@@ -426,7 +426,7 @@ void cliHandleResp(SCliConn* conn) {
   }
 
   STraceId* trace = &transMsg.info.traceId;
-  tGError("%s conn %p %s received from %s, local info:%s, len:%d, code str:%s", CONN_GET_INST_LABEL(conn), conn,
+  tGDebug("%s conn %p %s received from %s, local info:%s, len:%d, code str:%s", CONN_GET_INST_LABEL(conn), conn,
           TMSG_INFO(pHead->msgType), conn->dst, conn->src, pHead->msgLen, tstrerror(transMsg.code));
 
   if (pCtx == NULL && CONN_NO_PERSIST_BY_APP(conn)) {
@@ -966,7 +966,7 @@ static void cliSendCb(uv_write_t* req, int status) {
   }
 
   if (status == 0) {
-    tError("%s conn %p data already was written out", CONN_GET_INST_LABEL(pConn), pConn);
+    tDebug("%s conn %p data already was written out", CONN_GET_INST_LABEL(pConn), pConn);
   } else {
     if (!uv_is_closing((uv_handle_t*)&pConn->stream)) {
       tError("%s conn %p failed to write:%s", CONN_GET_INST_LABEL(pConn), pConn, uv_err_name(status));
@@ -1106,7 +1106,7 @@ void cliSend(SCliConn* pConn) {
     msgLen = (int32_t)ntohl((uint32_t)(pHead->msgLen));
   }
 
-  tGError("%s conn %p %s is sent to %s, local info %s, len:%d", CONN_GET_INST_LABEL(pConn), pConn,
+  tGDebug("%s conn %p %s is sent to %s, local info %s, len:%d", CONN_GET_INST_LABEL(pConn), pConn,
           TMSG_INFO(pHead->msgType), pConn->dst, pConn->src, msgLen);
 
   uv_buf_t    wb = uv_buf_init((char*)pHead, msgLen);
diff --git a/source/libs/transport/src/transSvr.c b/source/libs/transport/src/transSvr.c
index f5d2f66c9d..da3b0ad626 100644
--- a/source/libs/transport/src/transSvr.c
+++ b/source/libs/transport/src/transSvr.c
@@ -236,19 +236,19 @@ static bool uvHandleReq(SSvrConn* pConn) {
   if (pConn->status == ConnNormal && pHead->noResp == 0) {
     transRefSrvHandle(pConn);
     if (cost >= EXCEPTION_LIMIT_US) {
-      tGError("%s conn %p %s received from %s, local info:%s, len:%d, cost:%dus, recv exception", transLabel(pTransInst),
+      tGDebug("%s conn %p %s received from %s, local info:%s, len:%d, cost:%dus, recv exception", transLabel(pTransInst),
              pConn, TMSG_INFO(transMsg.msgType), pConn->dst, pConn->src, msgLen, (int)cost);
     } else {
-      tGError("%s conn %p %s received from %s, local info:%s, len:%d, cost:%dus", transLabel(pTransInst), pConn,
+      tGDebug("%s conn %p %s received from %s, local info:%s, len:%d, cost:%dus", transLabel(pTransInst), pConn,
               TMSG_INFO(transMsg.msgType), pConn->dst, pConn->src, msgLen, (int)cost);
     }
   } else {
     if (cost >= EXCEPTION_LIMIT_US) {
-      tGError("%s conn %p %s received from %s, local info:%s, len:%d, noResp:%d, code:%d, cost:%dus, recv exception",
+      tGDebug("%s conn %p %s received from %s, local info:%s, len:%d, noResp:%d, code:%d, cost:%dus, recv exception",
              transLabel(pTransInst), pConn, TMSG_INFO(transMsg.msgType), pConn->dst, pConn->src, msgLen, pHead->noResp,
              transMsg.code, (int)(cost));
     } else {
-      tGError("%s conn %p %s received from %s, local info:%s, len:%d, noResp:%d, code:%d, cost:%dus",
+      tGDebug("%s conn %p %s received from %s, local info:%s, len:%d, noResp:%d, code:%d, cost:%dus",
               transLabel(pTransInst), pConn, TMSG_INFO(transMsg.msgType), pConn->dst, pConn->src, msgLen, pHead->noResp,
               transMsg.code, (int)(cost));
     }
@@ -447,7 +447,7 @@ static int uvPrepareSendData(SSvrMsg* smsg, uv_buf_t* wb) {
   }
 
   STraceId* trace = &pMsg->info.traceId;
-  tGError("%s conn %p %s is sent to %s, local info:%s, len:%d", transLabel(pTransInst), pConn,
+  tGDebug("%s conn %p %s is sent to %s, local info:%s, len:%d", transLabel(pTransInst), pConn,
           TMSG_INFO(pHead->msgType), pConn->dst, pConn->src, len);
 
   wb->base = (char*)pHead;