diff --git a/src/balance/src/balance.c b/src/balance/src/balance.c
index 4c687cb134141e38aef1cb9b17dcb45e89278e1b..df78f4fe270d34d17e436e80322f6c81b68d0d2c 100644
--- a/src/balance/src/balance.c
+++ b/src/balance/src/balance.c
@@ -571,8 +571,8 @@ static void balanceCheckDnodeAccess() {
       if (pDnode->status != TAOS_DN_STATUS_DROPPING && pDnode->status != TAOS_DN_STATUS_OFFLINE) {
         pDnode->status = TAOS_DN_STATUS_OFFLINE;
         pDnode->offlineReason = TAOS_DN_OFF_STATUS_MSG_TIMEOUT;
-        mInfo("dnode:%d, set to offline state, access seq:%d, last seq:%d", pDnode->dnodeId, tsAccessSquence,
-              pDnode->lastAccess);
+        mInfo("dnode:%d, set to offline state, access seq:%d last seq:%d laststat:%d", pDnode->dnodeId, tsAccessSquence,
+              pDnode->lastAccess, pDnode->status);
         balanceSetVgroupOffline(pDnode);
       }
     }
diff --git a/src/dnode/src/dnodeMInfos.c b/src/dnode/src/dnodeMInfos.c
index c985db371d96be5d78d71a50f9602485157a84a4..cefe44aebe7f87803141ce3d75c45dca18463849 100644
--- a/src/dnode/src/dnodeMInfos.c
+++ b/src/dnode/src/dnodeMInfos.c
@@ -77,15 +77,15 @@ void dnodeUpdateMInfos(SMnodeInfos *minfos) {
 
 void dnodeUpdateEpSetForPeer(SRpcEpSet *ep) {
   if (ep->numOfEps <= 0) {
-    dError("mnode EP list for peer is changed, but content is invalid, discard it");
+    dError("minfos is changed, but content is invalid, discard it");
     return;
   }
 
   pthread_mutex_lock(&tsMInfosMutex);
-  dInfo("mnode EP list for peer is changed, numOfEps:%d inUse:%d", ep->numOfEps, ep->inUse);
+  dInfo("minfos is changed, numOfEps:%d inUse:%d", ep->numOfEps, ep->inUse);
   for (int i = 0; i < ep->numOfEps; ++i) {
     ep->port[i] -= TSDB_PORT_DNODEDNODE;
-    dInfo("mnode index:%d %s:%u", i, ep->fqdn[i], ep->port[i]);
+    dInfo("minfo:%d %s:%u", i, ep->fqdn[i], ep->port[i]);
   }
   tsMEpSet = *ep;
   pthread_mutex_unlock(&tsMInfosMutex);
diff --git a/src/mnode/src/mnodeDnode.c b/src/mnode/src/mnodeDnode.c
index 37e00fc4e3201ee6198c6f160bb445cdcb8759f4..7e34e0837389e8a288ba70a2b18d4627f91219ae 100644
--- a/src/mnode/src/mnodeDnode.c
+++ b/src/mnode/src/mnodeDnode.c
@@ -584,7 +584,7 @@ static int32_t mnodeProcessDnodeStatusMsg(SMnodeMsg *pMsg) {
       return TSDB_CODE_MND_CLUSTER_CFG_INCONSISTENT;
     }
 
-    mDebug("dnode:%d, from offline to online", pDnode->dnodeId);
+    mInfo("dnode:%d, from offline to online", pDnode->dnodeId);
     pDnode->status = TAOS_DN_STATUS_READY;
     pDnode->offlineReason = TAOS_DN_OFF_ONLINE;
     balanceSyncNotify();
diff --git a/src/mnode/src/mnodePeer.c b/src/mnode/src/mnodePeer.c
index 2a04f541c51483ccba93369a65061507f83ead23..e43f8c1b786e6126253cdb40c0184bc34dc4dab2 100644
--- a/src/mnode/src/mnodePeer.c
+++ b/src/mnode/src/mnodePeer.c
@@ -63,9 +63,9 @@ int32_t mnodeProcessPeerReq(SMnodeMsg *pMsg) {
     for (int32_t i = 0; i < epSet->numOfEps; ++i) {
       if (strcmp(epSet->fqdn[i], tsLocalFqdn) == 0 && htons(epSet->port[i]) == tsServerPort + TSDB_PORT_DNODEDNODE) {
         epSet->inUse = (i + 1) % epSet->numOfEps;
-        mDebug("mnode index:%d ep:%s:%u, set inUse to %d", i, epSet->fqdn[i], htons(epSet->port[i]), epSet->inUse);
+        mDebug("mpeer:%d ep:%s:%u, set inUse to %d", i, epSet->fqdn[i], htons(epSet->port[i]), epSet->inUse);
       } else {
-        mDebug("mnode index:%d ep:%s:%u", i, epSet->fqdn[i], htons(epSet->port[i]));
+        mDebug("mpeer:%d ep:%s:%u", i, epSet->fqdn[i], htons(epSet->port[i]));
       }
     }
 
diff --git a/src/query/src/qExecutor.c b/src/query/src/qExecutor.c
index 17e39f031e329a786db2bca7a27322887d7c8d43..98a4cf2c423dd7b997a3fb59718b93dfae9a3ebf 100644
--- a/src/query/src/qExecutor.c
+++ b/src/query/src/qExecutor.c
@@ -7233,7 +7233,7 @@ void qCleanupQueryMgmt(void* pQMgmt) {
   pthread_mutex_destroy(&pQueryMgmt->lock);
   tfree(pQueryMgmt);
 
-  qDebug("vgId:%d queryMgmt cleanup completed", vgId);
+  qDebug("vgId:%d, queryMgmt cleanup completed", vgId);
 }
 
 void** qRegisterQInfo(void* pMgmt, uint64_t qInfo) {
diff --git a/src/sync/src/syncMain.c b/src/sync/src/syncMain.c
index ef1ada4c2efd4967bdfee871596a61806db46a15..5c92801cc389df6745377d81b4110ccf8fbc8441 100644
--- a/src/sync/src/syncMain.c
+++ b/src/sync/src/syncMain.c
@@ -486,7 +486,7 @@ static SSyncPeer *syncAddPeer(SSyncNode *pNode, const SNodeInfo *pInfo) {
   pPeer->ip = ip;
   pPeer->port = pInfo->nodePort;
   pPeer->fqdn[sizeof(pPeer->fqdn) - 1] = 0;
-  snprintf(pPeer->id, sizeof(pPeer->id), "vgId:%d peer:%s:%u", pNode->vgId, pPeer->fqdn, pPeer->port);
+  snprintf(pPeer->id, sizeof(pPeer->id), "vgId:%d, peer:%s:%u", pNode->vgId, pPeer->fqdn, pPeer->port);
 
   pPeer->peerFd = -1;
   pPeer->syncFd = -1;
diff --git a/src/sync/src/tarbitrator.c b/src/sync/src/tarbitrator.c
index ae8f2ea518204d57891aa71ac7b4f3ee9e863ed7..b7f819a3cd8f890d3580352322d8313f7cb2828e 100644
--- a/src/sync/src/tarbitrator.c
+++ b/src/sync/src/tarbitrator.c
@@ -128,7 +128,7 @@ static void arbProcessIncommingConnection(int32_t connFd, uint32_t sourceIp) {
   }
 
   firstPkt.fqdn[sizeof(firstPkt.fqdn) - 1] = 0;
-  snprintf(pNode->id, sizeof(pNode->id), "vgId:%d peer:%s:%d", firstPkt.sourceId, firstPkt.fqdn, firstPkt.port);
+  snprintf(pNode->id, sizeof(pNode->id), "vgId:%d, peer:%s:%d", firstPkt.sourceId, firstPkt.fqdn, firstPkt.port);
   if (firstPkt.syncHead.vgId) {
     sDebug("%s, vgId in head is not zero, close the connection", pNode->id);
     tfree(pNode);
diff --git a/src/tsdb/src/tsdbBuffer.c b/src/tsdb/src/tsdbBuffer.c
index dcc9d4ca1be724faba27a7479c340d5881f38432..7cea27658c80d689972e3cb0f5dda3269a34b720 100644
--- a/src/tsdb/src/tsdbBuffer.c
+++ b/src/tsdb/src/tsdbBuffer.c
@@ -110,7 +110,7 @@ void tsdbCloseBufPool(STsdbRepo *pRepo) {
     }
   }
 
-  tsdbDebug("vgId:%d buffer pool is closed", REPO_ID(pRepo));
+  tsdbDebug("vgId:%d, buffer pool is closed", REPO_ID(pRepo));
 }
 
 SListNode *tsdbAllocBufBlockFromPool(STsdbRepo *pRepo) {
@@ -134,7 +134,7 @@ SListNode *tsdbAllocBufBlockFromPool(STsdbRepo *pRepo) {
   pBufBlock->offset = 0;
   pBufBlock->remain = pBufPool->bufBlockSize;
 
-  tsdbDebug("vgId:%d buffer block is allocated, blockId:%" PRId64, REPO_ID(pRepo), pBufBlock->blockId);
+  tsdbDebug("vgId:%d, buffer block is allocated, blockId:%" PRId64, REPO_ID(pRepo), pBufBlock->blockId);
   return pNode;
 }
 
diff --git a/src/vnode/src/vnodeRead.c b/src/vnode/src/vnodeRead.c
index 55ddf3a34b42ea82ee169d2f25aeea23b3c0c972..9fa3a11c9c659b44a4edc12110969feb6779a8b7 100644
--- a/src/vnode/src/vnodeRead.c
+++ b/src/vnode/src/vnodeRead.c
@@ -229,7 +229,7 @@ static int32_t vnodeProcessQueryMsg(SVnodeObj *pVnode, SVReadMsg *pRead) {
       if (handle == NULL) {  // failed to register qhandle
         pRsp->code = terrno;
         terrno = 0;
-        vError("vgId:%d QInfo:%p register qhandle failed, return to app, code:%s", pVnode->vgId, (void *)pQInfo,
+        vError("vgId:%d, QInfo:%p register qhandle failed, return to app, code:%s", pVnode->vgId, (void *)pQInfo,
                tstrerror(pRsp->code));
         qDestroyQueryInfo(pQInfo);  // destroy it directly
         return pRsp->code;