diff --git a/src/mnode/src/mnodeSdb.c b/src/mnode/src/mnodeSdb.c
index e1d255ee76ee9140ee5a9a071582d73fa67b272d..761dce6720c1f43a14ff1c4d01ec3e844ae039ac 100644
--- a/src/mnode/src/mnodeSdb.c
+++ b/src/mnode/src/mnodeSdb.c
@@ -367,6 +367,7 @@ void sdbCleanUp() {
   tsSdbObj.status = SDB_STATUS_CLOSING;
   
   sdbCleanupWriteWorker();
+  sdbDebug("sdb will be closed, version:%" PRId64, tsSdbObj.version);
 
   if (tsSdbObj.sync) {
     syncStop(tsSdbObj.sync);
diff --git a/src/tsdb/src/tsdbMemTable.c b/src/tsdb/src/tsdbMemTable.c
index 12db79182e51c03b3f1f83033a51f37f75548457..d3b9081a36b5ddc2e16a23d5e4eb7e75e19ae1c3 100644
--- a/src/tsdb/src/tsdbMemTable.c
+++ b/src/tsdb/src/tsdbMemTable.c
@@ -111,7 +111,7 @@ int tsdbInsertRowToMem(STsdbRepo *pRepo, SDataRow row, STable *pTable) {
     ASSERT(pTableData->numOfRows == tSkipListGetSize(pTableData->pData));
   }
 
-  tsdbDebug("vgId:%d a row is inserted to table %s tid %d uid %" PRIu64 " key %" PRIu64, REPO_ID(pRepo),
+  tsdbTrace("vgId:%d a row is inserted to table %s tid %d uid %" PRIu64 " key %" PRIu64, REPO_ID(pRepo),
             TABLE_CHAR_NAME(pTable), TABLE_TID(pTable), TABLE_UID(pTable), key);
 
   return 0;
diff --git a/src/tsdb/src/tsdbMeta.c b/src/tsdb/src/tsdbMeta.c
index b769a87beb0c23fa4cb2a3fc6c335999dea5dc5e..3b25d688965bfb40221039c1516fdecb1e14ca10 100644
--- a/src/tsdb/src/tsdbMeta.c
+++ b/src/tsdb/src/tsdbMeta.c
@@ -596,7 +596,7 @@ static int tsdbRestoreTable(void *pHandle, void *cont, int contLen) {
     return -1;
   }
 
-  tsdbDebug("vgId:%d table %s tid %d uid %" PRIu64 " is restored from file", REPO_ID(pRepo), TABLE_CHAR_NAME(pTable),
+  tsdbTrace("vgId:%d table %s tid %d uid %" PRIu64 " is restored from file", REPO_ID(pRepo), TABLE_CHAR_NAME(pTable),
             TABLE_TID(pTable), TABLE_UID(pTable));
   return 0;
 }
@@ -797,7 +797,7 @@ static int tsdbAddTableToMeta(STsdbRepo *pRepo, STable *pTable, bool addIdx) {
     pTable->cqhandle = (*pRepo->appH.cqCreateFunc)(pRepo->appH.cqH, TABLE_UID(pTable), TABLE_TID(pTable), pTable->sql, tsdbGetTableSchema(pTable));
   }
 
-  tsdbDebug("vgId:%d table %s tid %d uid %" PRIu64 " is added to meta", REPO_ID(pRepo), TABLE_CHAR_NAME(pTable),
+  tsdbTrace("vgId:%d table %s tid %d uid %" PRIu64 " is added to meta", REPO_ID(pRepo), TABLE_CHAR_NAME(pTable),
             TABLE_TID(pTable), TABLE_UID(pTable));
   return 0;
 
diff --git a/src/util/src/tqueue.c b/src/util/src/tqueue.c
index 34396c9c290a0522dd18d45b1f726bebf3d23272..0dabcdcff7a11eb90e932e96265970c8de2edd32 100644
--- a/src/util/src/tqueue.c
+++ b/src/util/src/tqueue.c
@@ -95,7 +95,7 @@ void *taosAllocateQitem(int size) {
 void taosFreeQitem(void *param) {
   if (param == NULL) return;
 
-  uDebug("item:%p is freed", param);
+  uTrace("item:%p is freed", param);
   char *temp = (char *)param;
   temp -= sizeof(STaosQnode);
   free(temp);
@@ -119,7 +119,7 @@ int taosWriteQitem(taos_queue param, int type, void *item) {
 
   queue->numOfItems++;
   if (queue->qset) atomic_add_fetch_32(&queue->qset->numOfItems, 1);
-  uDebug("item:%p is put into queue:%p, type:%d items:%d", item, queue, type, queue->numOfItems);
+  uTrace("item:%p is put into queue:%p, type:%d items:%d", item, queue, type, queue->numOfItems);
 
   pthread_mutex_unlock(&queue->mutex);
 
@@ -201,7 +201,7 @@ int taosGetQitem(taos_qall param, int *type, void **pitem) {
     *pitem = pNode->item;
     *type = pNode->type;
     num = 1;
-    uDebug("item:%p is fetched, type:%d", *pitem, *type);
+    uTrace("item:%p is fetched, type:%d", *pitem, *type);
   }
 
   return num;
@@ -339,7 +339,7 @@ int taosReadQitemFromQset(taos_qset param, int *type, void **pitem, void **phand
         queue->numOfItems--;
         atomic_sub_fetch_32(&qset->numOfItems, 1);
         code = 1;
-        uDebug("item:%p is read out from queue:%p, type:%d items:%d", *pitem, queue, *type, queue->numOfItems);
+        uTrace("item:%p is read out from queue:%p, type:%d items:%d", *pitem, queue, *type, queue->numOfItems);
     } 
 
     pthread_mutex_unlock(&queue->mutex);
diff --git a/src/vnode/src/vnodeWrite.c b/src/vnode/src/vnodeWrite.c
index f43d10a7a3cc39d456f6c01e21deb219cb89a708..171557acb61b78b3ac8ac7dff7531a21a654daf6 100644
--- a/src/vnode/src/vnodeWrite.c
+++ b/src/vnode/src/vnodeWrite.c
@@ -94,7 +94,7 @@ static int32_t vnodeProcessSubmitMsg(SVnodeObj *pVnode, void *pCont, SRspRet *pR
 
   // save insert result into item
 
-  vDebug("vgId:%d, submit msg is processed", pVnode->vgId);
+  vTrace("vgId:%d, submit msg is processed", pVnode->vgId);
   
   pRet->len = sizeof(SShellSubmitRspMsg);
   pRet->rsp = rpcMallocCont(pRet->len);