diff --git a/include/libs/sync/sync.h b/include/libs/sync/sync.h
index a13d203889..559dc1009d 100644
--- a/include/libs/sync/sync.h
+++ b/include/libs/sync/sync.h
@@ -153,10 +153,10 @@ typedef struct SSyncFSM {
   void (*FpBecomeFollowerCb)(const struct SSyncFSM* pFsm);
 
   int32_t (*FpGetSnapshot)(const struct SSyncFSM* pFsm, SSnapshot* pSnapshot, void* pReaderParam, void** ppReader);
-  int32_t (*FpGetSnapshotInfo)(const struct SSyncFSM* pFsm, SSnapshot* pSnapshot);
+  void (*FpGetSnapshotInfo)(const struct SSyncFSM* pFsm, SSnapshot* pSnapshot);
 
   int32_t (*FpSnapshotStartRead)(const struct SSyncFSM* pFsm, void* pReaderParam, void** ppReader);
-  int32_t (*FpSnapshotStopRead)(const struct SSyncFSM* pFsm, void* pReader);
+  void (*FpSnapshotStopRead)(const struct SSyncFSM* pFsm, void* pReader);
   int32_t (*FpSnapshotDoRead)(const struct SSyncFSM* pFsm, void* pReader, void** ppBuf, int32_t* len);
 
   int32_t (*FpSnapshotStartWrite)(const struct SSyncFSM* pFsm, void* pWriterParam, void** ppWriter);
diff --git a/source/dnode/mnode/impl/src/mndSync.c b/source/dnode/mnode/impl/src/mndSync.c
index c96faddc4c..54d8aa7f60 100644
--- a/source/dnode/mnode/impl/src/mndSync.c
+++ b/source/dnode/mnode/impl/src/mndSync.c
@@ -142,10 +142,9 @@ int32_t mndSyncGetSnapshot(const SSyncFSM *pFsm, SSnapshot *pSnapshot, void *pRe
   return 0;
 }
 
-int32_t mndSyncGetSnapshotInfo(const SSyncFSM *pFsm, SSnapshot *pSnapshot) {
+static void mndSyncGetSnapshotInfo(const SSyncFSM *pFsm, SSnapshot *pSnapshot) {
   SMnode *pMnode = pFsm->data;
   sdbGetCommitInfo(pMnode->pSdb, &pSnapshot->lastApplyIndex, &pSnapshot->lastApplyTerm, &pSnapshot->lastConfigIndex);
-  return 0;
 }
 
 void mndRestoreFinish(const SSyncFSM *pFsm) {
@@ -170,10 +169,10 @@ int32_t mndSnapshotStartRead(const SSyncFSM *pFsm, void *pParam, void **ppReader
   return sdbStartRead(pMnode->pSdb, (SSdbIter **)ppReader, NULL, NULL, NULL);
 }
 
-int32_t mndSnapshotStopRead(const SSyncFSM *pFsm, void *pReader) {
+static void mndSnapshotStopRead(const SSyncFSM *pFsm, void *pReader) {
   mInfo("stop to read snapshot from sdb");
   SMnode *pMnode = pFsm->data;
-  return sdbStopRead(pMnode->pSdb, pReader);
+  sdbStopRead(pMnode->pSdb, pReader);
 }
 
 int32_t mndSnapshotDoRead(const SSyncFSM *pFsm, void *pReader, void **ppBuf, int32_t *len) {
diff --git a/source/dnode/mnode/sdb/inc/sdb.h b/source/dnode/mnode/sdb/inc/sdb.h
index a6d81ecc0d..e799f08a17 100644
--- a/source/dnode/mnode/sdb/inc/sdb.h
+++ b/source/dnode/mnode/sdb/inc/sdb.h
@@ -392,7 +392,7 @@ void    *sdbGetRowObj(SSdbRow *pRow);
 void     sdbFreeRow(SSdb *pSdb, SSdbRow *pRow, bool callFunc);
 
 int32_t sdbStartRead(SSdb *pSdb, SSdbIter **ppIter, int64_t *index, int64_t *term, int64_t *config);
-int32_t sdbStopRead(SSdb *pSdb, SSdbIter *pIter);
+void    sdbStopRead(SSdb *pSdb, SSdbIter *pIter);
 int32_t sdbDoRead(SSdb *pSdb, SSdbIter *pIter, void **ppBuf, int32_t *len);
 
 int32_t sdbStartWrite(SSdb *pSdb, SSdbIter **ppIter);
diff --git a/source/dnode/mnode/sdb/src/sdbFile.c b/source/dnode/mnode/sdb/src/sdbFile.c
index 318a746bb0..f43b6bdb25 100644
--- a/source/dnode/mnode/sdb/src/sdbFile.c
+++ b/source/dnode/mnode/sdb/src/sdbFile.c
@@ -585,10 +585,7 @@ int32_t sdbStartRead(SSdb *pSdb, SSdbIter **ppIter, int64_t *index, int64_t *ter
   return 0;
 }
 
-int32_t sdbStopRead(SSdb *pSdb, SSdbIter *pIter) {
-  sdbCloseIter(pIter);
-  return 0;
-}
+void sdbStopRead(SSdb *pSdb, SSdbIter *pIter) { sdbCloseIter(pIter); }
 
 int32_t sdbDoRead(SSdb *pSdb, SSdbIter *pIter, void **ppBuf, int32_t *len) {
   int32_t maxlen = 4096;
diff --git a/source/dnode/vnode/inc/vnode.h b/source/dnode/vnode/inc/vnode.h
index 540f0c3127..00e85aa593 100644
--- a/source/dnode/vnode/inc/vnode.h
+++ b/source/dnode/vnode/inc/vnode.h
@@ -264,7 +264,7 @@ int32_t smaGetTSmaDays(SVnodeCfg *pCfg, void *pCont, uint32_t contLen, int32_t *
 
 // SVSnapReader
 int32_t vnodeSnapReaderOpen(SVnode *pVnode, int64_t sver, int64_t ever, SVSnapReader **ppReader);
-int32_t vnodeSnapReaderClose(SVSnapReader *pReader);
+void    vnodeSnapReaderClose(SVSnapReader *pReader);
 int32_t vnodeSnapRead(SVSnapReader *pReader, uint8_t **ppData, uint32_t *nData);
 // SVSnapWriter
 int32_t vnodeSnapWriterOpen(SVnode *pVnode, int64_t sver, int64_t ever, SVSnapWriter **ppWriter);
diff --git a/source/dnode/vnode/src/tsdb/tsdbSnapshot.c b/source/dnode/vnode/src/tsdb/tsdbSnapshot.c
index 266fdde2df..99acc24992 100644
--- a/source/dnode/vnode/src/tsdb/tsdbSnapshot.c
+++ b/source/dnode/vnode/src/tsdb/tsdbSnapshot.c
@@ -1370,7 +1370,7 @@ _exit:
       taosMemoryFree(pWriter);
     }
   } else {
-    tsdbInfo("vgId:%d %s done", TD_VID(pTsdb->pVnode), __func__);
+    tsdbInfo("vgId:%d, %s done", TD_VID(pTsdb->pVnode), __func__);
     *ppWriter = pWriter;
   }
   return code;
@@ -1391,7 +1391,7 @@ int32_t tsdbSnapWriterPrepareClose(STsdbSnapWriter* pWriter) {
 
 _exit:
   if (code) {
-    tsdbError("vgId:%d %s failed since %s", TD_VID(pWriter->pTsdb->pVnode), __func__, tstrerror(code));
+    tsdbError("vgId:%d, %s failed since %s", TD_VID(pWriter->pTsdb->pVnode), __func__, tstrerror(code));
   }
   return code;
 }
@@ -1442,7 +1442,7 @@ int32_t tsdbSnapWriterClose(STsdbSnapWriter** ppWriter, int8_t rollback) {
   for (int32_t iBuf = 0; iBuf < sizeof(pWriter->aBuf) / sizeof(uint8_t*); iBuf++) {
     tFree(pWriter->aBuf[iBuf]);
   }
-  tsdbInfo("vgId:%d %s done", TD_VID(pWriter->pTsdb->pVnode), __func__);
+  tsdbInfo("vgId:%d, %s done", TD_VID(pWriter->pTsdb->pVnode), __func__);
   taosMemoryFree(pWriter);
   *ppWriter = NULL;
   return code;
diff --git a/source/dnode/vnode/src/vnd/vnodeCommit.c b/source/dnode/vnode/src/vnd/vnodeCommit.c
index 4daab074b5..be977e7cbd 100644
--- a/source/dnode/vnode/src/vnd/vnodeCommit.c
+++ b/source/dnode/vnode/src/vnd/vnodeCommit.c
@@ -234,10 +234,10 @@ int vnodeAsyncCommit(SVnode *pVnode) {
 
 _exit:
   if (code) {
-    vError("vgId:%d %s failed since %s, commit id:%" PRId64, TD_VID(pVnode), __func__, tstrerror(code),
+    vError("vgId:%d, %s failed since %s, commit id:%" PRId64, TD_VID(pVnode), __func__, tstrerror(code),
            pVnode->state.commitID);
   } else {
-    vDebug("vgId:%d %s done", TD_VID(pVnode), __func__);
+    vDebug("vgId:%d, %s done", TD_VID(pVnode), __func__);
   }
   return code;
 }
diff --git a/source/dnode/vnode/src/vnd/vnodeSnapshot.c b/source/dnode/vnode/src/vnd/vnodeSnapshot.c
index 40705e553b..fcfacd1ca9 100644
--- a/source/dnode/vnode/src/vnd/vnodeSnapshot.c
+++ b/source/dnode/vnode/src/vnd/vnodeSnapshot.c
@@ -67,9 +67,8 @@ _err:
   return code;
 }
 
-int32_t vnodeSnapReaderClose(SVSnapReader *pReader) {
-  int32_t code = 0;
-
+void vnodeSnapReaderClose(SVSnapReader *pReader) {
+  vInfo("vgId:%d, close vnode snapshot reader", TD_VID(pReader->pVnode));
   if (pReader->pRsmaReader) {
     rsmaSnapReaderClose(&pReader->pRsmaReader);
   }
@@ -82,9 +81,7 @@ int32_t vnodeSnapReaderClose(SVSnapReader *pReader) {
     metaSnapReaderClose(&pReader->pMetaReader);
   }
 
-  vInfo("vgId:%d, vnode snapshot reader closed", TD_VID(pReader->pVnode));
   taosMemoryFree(pReader);
-  return code;
 }
 
 int32_t vnodeSnapRead(SVSnapReader *pReader, uint8_t **ppData, uint32_t *nData) {
diff --git a/source/dnode/vnode/src/vnd/vnodeSvr.c b/source/dnode/vnode/src/vnd/vnodeSvr.c
index 6092888136..0668a01e32 100644
--- a/source/dnode/vnode/src/vnd/vnodeSvr.c
+++ b/source/dnode/vnode/src/vnd/vnodeSvr.c
@@ -1189,7 +1189,7 @@ static int32_t vnodeProcessBatchDeleteReq(SVnode *pVnode, int64_t version, void
     SSingleDeleteReq *pOneReq = taosArrayGet(deleteReq.deleteReqs, i);
     char             *name = pOneReq->tbname;
     if (metaGetTableEntryByName(&mr, name) < 0) {
-      vDebug("stream delete msg, skip vgId:%d since no table: %s", pVnode->config.vgId, name);
+      vDebug("vgId:%d, stream delete msg, skip since no table: %s", pVnode->config.vgId, name);
       continue;
     }
 
diff --git a/source/dnode/vnode/src/vnd/vnodeSync.c b/source/dnode/vnode/src/vnd/vnodeSync.c
index 2c23646db1..5caaae502f 100644
--- a/source/dnode/vnode/src/vnd/vnodeSync.c
+++ b/source/dnode/vnode/src/vnd/vnodeSync.c
@@ -380,9 +380,8 @@ static int32_t vnodeSyncSendMsg(const SEpSet *pEpSet, SRpcMsg *pMsg) {
   return code;
 }
 
-static int32_t vnodeSyncGetSnapshot(const SSyncFSM *pFsm, SSnapshot *pSnapshot) {
+static void vnodeSyncGetSnapshotInfo(const SSyncFSM *pFsm, SSnapshot *pSnapshot) {
   vnodeGetSnapshot(pFsm->data, pSnapshot);
-  return 0;
 }
 
 static int32_t vnodeSyncApplyMsg(const SSyncFSM *pFsm, SRpcMsg *pMsg, const SFsmCbMeta *pMeta) {
@@ -424,10 +423,9 @@ static int32_t vnodeSnapshotStartRead(const SSyncFSM *pFsm, void *pParam, void *
   return code;
 }
 
-static int32_t vnodeSnapshotStopRead(const SSyncFSM *pFsm, void *pReader) {
+static void vnodeSnapshotStopRead(const SSyncFSM *pFsm, void *pReader) {
   SVnode *pVnode = pFsm->data;
-  int32_t code = vnodeSnapReaderClose(pReader);
-  return code;
+  vnodeSnapReaderClose(pReader);
 }
 
 static int32_t vnodeSnapshotDoRead(const SSyncFSM *pFsm, void *pReader, void **ppBuf, int32_t *len) {
@@ -539,7 +537,7 @@ static SSyncFSM *vnodeSyncMakeFsm(SVnode *pVnode) {
   pFsm->FpCommitCb = vnodeSyncCommitMsg;
   pFsm->FpPreCommitCb = vnodeSyncPreCommitMsg;
   pFsm->FpRollBackCb = vnodeSyncRollBackMsg;
-  pFsm->FpGetSnapshotInfo = vnodeSyncGetSnapshot;
+  pFsm->FpGetSnapshotInfo = vnodeSyncGetSnapshotInfo;
   pFsm->FpRestoreFinishCb = vnodeRestoreFinish;
   pFsm->FpLeaderTransferCb = NULL;
   pFsm->FpApplyQueueEmptyCb = vnodeApplyQueueEmpty;
diff --git a/source/libs/sync/src/syncAppendEntriesReply.c b/source/libs/sync/src/syncAppendEntriesReply.c
index 524abf3c2a..b83be2bebb 100644
--- a/source/libs/sync/src/syncAppendEntriesReply.c
+++ b/source/libs/sync/src/syncAppendEntriesReply.c
@@ -64,7 +64,7 @@ int32_t syncNodeOnAppendEntriesReply(SSyncNode* ths, const SRpcMsg* pRpcMsg) {
 
     ASSERT(pMsg->term == ths->pRaftStore->currentTerm);
 
-    sTrace("vgId:%d received append entries reply. srcId:0x%016" PRIx64 ",  term:%" PRId64 ", matchIndex:%" PRId64 "",
+    sTrace("vgId:%d, received append entries reply. srcId:0x%016" PRIx64 ",  term:%" PRId64 ", matchIndex:%" PRId64 "",
            pMsg->vgId, pMsg->srcId.addr, pMsg->term, pMsg->matchIndex);
 
     if (pMsg->success) {
diff --git a/source/libs/sync/src/syncMain.c b/source/libs/sync/src/syncMain.c
index 6a545424fc..b3efcb4823 100644
--- a/source/libs/sync/src/syncMain.c
+++ b/source/libs/sync/src/syncMain.c
@@ -815,11 +815,9 @@ int32_t syncNodeLogStoreRestoreOnNeed(SSyncNode* pNode) {
   ASSERTS(pNode->pLogStore != NULL, "log store not created");
   ASSERTS(pNode->pFsm != NULL, "pFsm not registered");
   ASSERTS(pNode->pFsm->FpGetSnapshotInfo != NULL, "FpGetSnapshotInfo not registered");
-  SSnapshot snapshot;
-  if (pNode->pFsm->FpGetSnapshotInfo(pNode->pFsm, &snapshot) < 0) {
-    sError("vgId:%d, failed to get snapshot info since %s", pNode->vgId, terrstr());
-    return -1;
-  }
+  SSnapshot snapshot = {0};
+  pNode->pFsm->FpGetSnapshotInfo(pNode->pFsm, &snapshot);
+
   SyncIndex commitIndex = snapshot.lastApplyIndex;
   SyncIndex firstVer = pNode->pLogStore->syncLogBeginIndex(pNode->pLogStore);
   SyncIndex lastVer = pNode->pLogStore->syncLogLastIndex(pNode->pLogStore);
@@ -1029,11 +1027,7 @@ SSyncNode* syncNodeOpen(SSyncInfo* pSyncInfo) {
   SyncIndex commitIndex = SYNC_INDEX_INVALID;
   if (pSyncNode->pFsm != NULL && pSyncNode->pFsm->FpGetSnapshotInfo != NULL) {
     SSnapshot snapshot = {0};
-    int32_t   code = pSyncNode->pFsm->FpGetSnapshotInfo(pSyncNode->pFsm, &snapshot);
-    if (code != 0) {
-      sError("vgId:%d, failed to get snapshot info, code:%d", pSyncNode->vgId, code);
-      goto _error;
-    }
+    pSyncNode->pFsm->FpGetSnapshotInfo(pSyncNode->pFsm, &snapshot);
     if (snapshot.lastApplyIndex > commitIndex) {
       commitIndex = snapshot.lastApplyIndex;
       sNTrace(pSyncNode, "reset commit index by snapshot");
@@ -1155,9 +1149,8 @@ _error:
 
 void syncNodeMaybeUpdateCommitBySnapshot(SSyncNode* pSyncNode) {
   if (pSyncNode->pFsm != NULL && pSyncNode->pFsm->FpGetSnapshotInfo != NULL) {
-    SSnapshot snapshot;
-    int32_t   code = pSyncNode->pFsm->FpGetSnapshotInfo(pSyncNode->pFsm, &snapshot);
-    ASSERT(code == 0);
+    SSnapshot snapshot = {0};
+    pSyncNode->pFsm->FpGetSnapshotInfo(pSyncNode->pFsm, &snapshot);
     if (snapshot.lastApplyIndex > pSyncNode->commitIndex) {
       pSyncNode->commitIndex = snapshot.lastApplyIndex;
     }
diff --git a/source/libs/sync/src/syncPipeline.c b/source/libs/sync/src/syncPipeline.c
index d875d3ca09..f438856ace 100644
--- a/source/libs/sync/src/syncPipeline.c
+++ b/source/libs/sync/src/syncPipeline.c
@@ -99,8 +99,9 @@ SyncTerm syncLogReplMgrGetPrevLogTerm(SSyncLogReplMgr* pMgr, SSyncNode* pNode, S
     return prevLogTerm;
   }
 
-  SSnapshot snapshot;
-  if (pNode->pFsm->FpGetSnapshotInfo(pNode->pFsm, &snapshot) == 0 && prevIndex == snapshot.lastApplyIndex) {
+  SSnapshot snapshot = {0};
+  pNode->pFsm->FpGetSnapshotInfo(pNode->pFsm, &snapshot);
+  if (prevIndex == snapshot.lastApplyIndex) {
     return snapshot.lastApplyTerm;
   }
 
@@ -145,11 +146,9 @@ int32_t syncLogBufferInitWithoutLock(SSyncLogBuffer* pBuf, SSyncNode* pNode) {
   ASSERTS(pNode->pFsm != NULL, "pFsm not registered");
   ASSERTS(pNode->pFsm->FpGetSnapshotInfo != NULL, "FpGetSnapshotInfo not registered");
 
-  SSnapshot snapshot;
-  if (pNode->pFsm->FpGetSnapshotInfo(pNode->pFsm, &snapshot) < 0) {
-    sError("vgId:%d, failed to get snapshot info since %s", pNode->vgId, terrstr());
-    goto _err;
-  }
+  SSnapshot snapshot = {0};
+  pNode->pFsm->FpGetSnapshotInfo(pNode->pFsm, &snapshot);
+
   SyncIndex commitIndex = snapshot.lastApplyIndex;
   SyncTerm  commitTerm = TMAX(snapshot.lastApplyTerm, 0);
   if (syncLogValidateAlignmentOfCommit(pNode, commitIndex)) {
diff --git a/source/libs/sync/src/syncSnapshot.c b/source/libs/sync/src/syncSnapshot.c
index 540f40a4c0..6ec4692307 100644
--- a/source/libs/sync/src/syncSnapshot.c
+++ b/source/libs/sync/src/syncSnapshot.c
@@ -47,7 +47,7 @@ SSyncSnapshotSender *snapshotSenderCreate(SSyncNode *pSyncNode, int32_t replicaI
     pSender->term = pSyncNode->pRaftStore->currentTerm;
     pSender->startTime = 0;
     pSender->endTime = 0;
-    pSender->pSyncNode->pFsm->FpGetSnapshotInfo(pSender->pSyncNode->pFsm, &(pSender->snapshot));
+    pSender->pSyncNode->pFsm->FpGetSnapshotInfo(pSender->pSyncNode->pFsm, &pSender->snapshot);
     pSender->finish = false;
   } else {
     sError("vgId:%d, cannot create snapshot sender", pSyncNode->vgId);
@@ -66,10 +66,7 @@ void snapshotSenderDestroy(SSyncSnapshotSender *pSender) {
 
     // close reader
     if (pSender->pReader != NULL) {
-      int32_t ret = pSender->pSyncNode->pFsm->FpSnapshotStopRead(pSender->pSyncNode->pFsm, pSender->pReader);
-      if (ret != 0) {
-        sNError(pSender->pSyncNode, "stop reader error");
-      }
+      pSender->pSyncNode->pFsm->FpSnapshotStopRead(pSender->pSyncNode->pFsm, pSender->pReader);
       pSender->pReader = NULL;
     }
 
@@ -139,8 +136,7 @@ int32_t snapshotSenderStop(SSyncSnapshotSender *pSender, bool finish) {
 
   // close reader
   if (pSender->pReader != NULL) {
-    int32_t ret = pSender->pSyncNode->pFsm->FpSnapshotStopRead(pSender->pSyncNode->pFsm, pSender->pReader);
-    ASSERT(ret == 0);
+    pSender->pSyncNode->pFsm->FpSnapshotStopRead(pSender->pSyncNode->pFsm, pSender->pReader);
     pSender->pReader = NULL;
   }
 
diff --git a/source/libs/wal/src/walRead.c b/source/libs/wal/src/walRead.c
index ed02d29e3b..07228bddd8 100644
--- a/source/libs/wal/src/walRead.c
+++ b/source/libs/wal/src/walRead.c
@@ -350,7 +350,7 @@ int32_t walFetchHead(SWalReader *pRead, int64_t ver, SWalCkHead *pHead) {
   int64_t contLen;
   bool    seeked = false;
 
-  wDebug("vgId:%d try to fetch ver %" PRId64 ", first ver:%" PRId64 ", commit ver:%" PRId64 ", last ver:%" PRId64
+  wDebug("vgId:%d, try to fetch ver %" PRId64 ", first ver:%" PRId64 ", commit ver:%" PRId64 ", last ver:%" PRId64
          ", applied ver:%" PRId64,
          pRead->pWal->cfg.vgId, ver, pRead->pWal->vers.firstVer, pRead->pWal->vers.commitVer, pRead->pWal->vers.lastVer,
          pRead->pWal->vers.appliedVer);
@@ -405,7 +405,7 @@ int32_t walFetchHead(SWalReader *pRead, int64_t ver, SWalCkHead *pHead) {
 int32_t walSkipFetchBody(SWalReader *pRead, const SWalCkHead *pHead) {
   int64_t code;
 
-  wDebug("vgId:%d skip fetch body %" PRId64 ", first ver:%" PRId64 ", commit ver:%" PRId64 ", last ver:%" PRId64
+  wDebug("vgId:%d, skip fetch body %" PRId64 ", first ver:%" PRId64 ", commit ver:%" PRId64 ", last ver:%" PRId64
          ", applied ver:%" PRId64,
          pRead->pWal->cfg.vgId, pHead->head.version, pRead->pWal->vers.firstVer, pRead->pWal->vers.commitVer,
          pRead->pWal->vers.lastVer, pRead->pWal->vers.appliedVer);
@@ -429,7 +429,7 @@ int32_t walFetchBody(SWalReader *pRead, SWalCkHead **ppHead) {
   SWalCont *pReadHead = &((*ppHead)->head);
   int64_t   ver = pReadHead->version;
 
-  wDebug("vgId:%d fetch body %" PRId64 ", first ver:%" PRId64 ", commit ver:%" PRId64 ", last ver:%" PRId64
+  wDebug("vgId:%d, fetch body %" PRId64 ", first ver:%" PRId64 ", commit ver:%" PRId64 ", last ver:%" PRId64
          ", applied ver:%" PRId64,
          pRead->pWal->cfg.vgId, ver, pRead->pWal->vers.firstVer, pRead->pWal->vers.commitVer, pRead->pWal->vers.lastVer,
          pRead->pWal->vers.appliedVer);