diff --git a/source/libs/executor/src/executil.c b/source/libs/executor/src/executil.c
index 7d318786ba..afd742fb6d 100644
--- a/source/libs/executor/src/executil.c
+++ b/source/libs/executor/src/executil.c
@@ -2040,7 +2040,7 @@ int32_t createScanTableListInfo(SScanPhysiNode* pScanNode, SNodeList* pGroupTags
 
   int64_t st1 = taosGetTimestampUs();
   pTaskInfo->cost.extractListTime = (st1 - st) / 1000.0;
-  qDebug("extract queried table list completed, %d tables, elapsed time:%.2f ms %s", numOfTables,
+  qError("extract queried table list completed, %d tables, elapsed time:%.2f ms %s", numOfTables,
          pTaskInfo->cost.extractListTime, idStr);
 
   if (numOfTables == 0) {
@@ -2054,7 +2054,7 @@ int32_t createScanTableListInfo(SScanPhysiNode* pScanNode, SNodeList* pGroupTags
   }
 
   pTaskInfo->cost.groupIdMapTime = (taosGetTimestampUs() - st1) / 1000.0;
-  qDebug("generate group id map completed, elapsed time:%.2f ms %s", pTaskInfo->cost.groupIdMapTime, idStr);
+  qError("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 cd7a76f7ad..63828b0ca6 100644
--- a/source/libs/executor/src/executor.c
+++ b/source/libs/executor/src/executor.c
@@ -486,7 +486,7 @@ int32_t qCreateExecTask(SReadHandle* readHandle, int32_t vgId, uint64_t taskId,
   SExecTaskInfo** pTask = (SExecTaskInfo**)pTaskInfo;
   taosThreadOnce(&initPoolOnce, initRefPool);
 
-  qDebug("start to create task, TID:0x%" PRIx64 " QID:0x%" PRIx64 ", vgId:%d", taskId, pSubplan->id.queryId, vgId);
+  qError("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) {
@@ -515,7 +515,7 @@ int32_t qCreateExecTask(SReadHandle* readHandle, int32_t vgId, uint64_t taskId,
     }
   }
 
-  qDebug("subplan task create completed, TID:0x%" PRIx64 " QID:0x%" PRIx64, taskId, pSubplan->id.queryId);
+  qError("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/qworker/src/qwMsg.c b/source/libs/qworker/src/qwMsg.c
index 1a3a740b34..3c6ba2da06 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_DLOG("prerocessQuery start, handle:%p, SQL:%s", pMsg->info.handle, msg.sql);
+  QW_SCH_TASK_ELOG("prerocessQuery start, handle:%p, SQL:%s", pMsg->info.handle, msg.sql);
   code = qwPreprocessQuery(QW_FPARAMS(), &qwMsg);
-  QW_SCH_TASK_DLOG("prerocessQuery end, handle:%p, code:%x", pMsg->info.handle, code);
+  QW_SCH_TASK_ELOG("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_DLOG("processQuery start, node:%p, type:%s, handle:%p, SQL:%s", node, TMSG_INFO(pMsg->msgType),
+  QW_SCH_TASK_ELOG("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_DLOG("processQuery end, node:%p, code:%x", node, code);
+  QW_SCH_TASK_ELOG("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 92c7852dbc..a68cf981e3 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_DLOG("query msg rsped, handle:%p, code:%x - %s", ctx->ctrlConnInfo.handle, rspCode, tstrerror(rspCode));
+      QW_TASK_ELOG("query msg rsped, handle:%p, code:%x - %s", ctx->ctrlConnInfo.handle, rspCode, tstrerror(rspCode));
     }
 
     ctx->queryRsped = true;
diff --git a/source/util/src/tlog.c b/source/util/src/tlog.c
index bd9ea058b4..48e35f7af0 100644
--- a/source/util/src/tlog.c
+++ b/source/util/src/tlog.c
@@ -51,6 +51,7 @@ typedef struct {
   int32_t       stop;
   TdThread      asyncThread;
   TdThreadMutex buffMutex;
+  SRWLatch      buffLock;
 } SLogBuff;
 
 typedef struct {
@@ -569,7 +570,7 @@ static SLogBuff *taosLogBuffNew(int32_t bufSize) {
   pLogBuf->minBuffSize = bufSize / 10;
   pLogBuf->stop = 0;
 
-  if (taosThreadMutexInit(&LOG_BUF_MUTEX(pLogBuf), NULL) < 0) goto _err;
+  //if (taosThreadMutexInit(&LOG_BUF_MUTEX(pLogBuf), NULL) < 0) goto _err;
   // tsem_init(&(pLogBuf->buffNotEmpty), 0, 0);
 
   return pLogBuf;
@@ -599,12 +600,13 @@ static int32_t taosPushLogBuffer(SLogBuff *pLogBuf, const char *msg, int32_t msg
   int32_t        end = 0;
   int32_t        remainSize = 0;
   static int64_t lostLine = 0;
-  char           tmpBuf[128] = {0};
+  char           tmpBuf[128];
   int32_t        tmpBufLen = 0;
 
   if (pLogBuf == NULL || pLogBuf->stop) return -1;
 
-  taosThreadMutexLock(&LOG_BUF_MUTEX(pLogBuf));
+  //taosThreadMutexLock(&LOG_BUF_MUTEX(pLogBuf));
+  taosWLockLatch(&pLogBuf->buffLock);
   start = LOG_BUF_START(pLogBuf);
   end = LOG_BUF_END(pLogBuf);
 
@@ -618,7 +620,8 @@ static int32_t taosPushLogBuffer(SLogBuff *pLogBuf, const char *msg, int32_t msg
   if (remainSize <= msgLen || ((lostLine > 0) && (remainSize <= (msgLen + tmpBufLen)))) {
     lostLine++;
     tsAsyncLogLostLines++;
-    taosThreadMutexUnlock(&LOG_BUF_MUTEX(pLogBuf));
+    //taosThreadMutexUnlock(&LOG_BUF_MUTEX(pLogBuf));
+    taosWUnLockLatch(&pLogBuf->buffLock);
     return -1;
   }
 
@@ -639,7 +642,8 @@ static int32_t taosPushLogBuffer(SLogBuff *pLogBuf, const char *msg, int32_t msg
   }
   */
 
-  taosThreadMutexUnlock(&LOG_BUF_MUTEX(pLogBuf));
+  //taosThreadMutexUnlock(&LOG_BUF_MUTEX(pLogBuf));
+  taosWUnLockLatch(&pLogBuf->buffLock);
 
   return 0;
 }