diff --git a/source/dnode/mnode/impl/src/mndSync.c b/source/dnode/mnode/impl/src/mndSync.c
index 810dcb904964ded49b9deb961458ac237ce5b071..b8ff7be46a8098fc3bc88eab0fcaea6884b507b2 100644
--- a/source/dnode/mnode/impl/src/mndSync.c
+++ b/source/dnode/mnode/impl/src/mndSync.c
@@ -149,7 +149,7 @@ int32_t mndSnapshotStartWrite(struct SSyncFSM *pFsm, void *pParam, void **ppWrit
 
 int32_t mndSnapshotStopWrite(struct SSyncFSM *pFsm, void *pWriter, bool isApply, SSnapshot *pSnapshot) {
   mInfo("stop to apply snapshot to sdb, apply:%d, index:%" PRId64 " term:%" PRIu64 " config:%" PRId64, isApply,
-        pSnapshot->lastApplyIndex, pSnapshot->lastApplyTerm, pSnapshot->lastApplyIndex);
+        pSnapshot->lastApplyIndex, pSnapshot->lastApplyTerm, pSnapshot->lastConfigIndex);
   SMnode *pMnode = pFsm->data;
   return sdbStopWrite(pMnode->pSdb, pWriter, isApply, pSnapshot->lastApplyIndex, pSnapshot->lastApplyTerm,
                       pSnapshot->lastConfigIndex);
diff --git a/source/dnode/vnode/src/vnd/vnodeSync.c b/source/dnode/vnode/src/vnd/vnodeSync.c
index f3550bf2eed2a637f2654708f37f6bfa29ea4d21..52698d0be7c25ee9367d0bcecf3168c9f64c4909 100644
--- a/source/dnode/vnode/src/vnd/vnodeSync.c
+++ b/source/dnode/vnode/src/vnd/vnodeSync.c
@@ -630,7 +630,7 @@ static int32_t vnodeSnapshotStopWrite(struct SSyncFSM *pFsm, void *pWriter, bool
 #ifdef USE_TSDB_SNAPSHOT
   SVnode *pVnode = pFsm->data;
   vInfo("vgId:%d, stop write vnode snapshot, apply:%d, index:%" PRId64 " term:%" PRIu64 " config:%" PRId64, pVnode->config.vgId, isApply,
-        pSnapshot->lastApplyIndex, pSnapshot->lastApplyTerm, pSnapshot->lastApplyIndex);
+        pSnapshot->lastApplyIndex, pSnapshot->lastApplyTerm, pSnapshot->lastConfigIndex);
 
   int32_t code = vnodeSnapWriterClose(pWriter, !isApply, pSnapshot);
   vInfo("vgId:%d, apply vnode snapshot finished, code:0x%x", pVnode->config.vgId, code);
diff --git a/source/libs/sync/src/syncAppendEntries.c b/source/libs/sync/src/syncAppendEntries.c
index 0f63510b12f26f4ff867599afb274a6cea276883..a7bc4df281719f7ee50d672518829d18a9abf65c 100644
--- a/source/libs/sync/src/syncAppendEntries.c
+++ b/source/libs/sync/src/syncAppendEntries.c
@@ -573,7 +573,7 @@ int32_t syncNodeOnAppendEntriesSnapshot2Cb(SSyncNode* ths, SyncAppendEntriesBatc
         // fsync once
         SSyncLogStoreData* pData = ths->pLogStore->data;
         SWal*              pWal = pData->pWal;
-        walFsync(pWal, true);
+        walFsync(pWal, false);
 
         // update match index
         matchIndex = pMsg->prevLogIndex + pMsg->dataCount;
@@ -694,7 +694,7 @@ int32_t syncNodeOnAppendEntriesSnapshot2Cb(SSyncNode* ths, SyncAppendEntriesBatc
         // fsync once
         SSyncLogStoreData* pData = ths->pLogStore->data;
         SWal*              pWal = pData->pWal;
-        walFsync(pWal, true);
+        walFsync(pWal, false);
       }
 
       // prepare response msg
diff --git a/source/libs/sync/src/syncRaftLog.c b/source/libs/sync/src/syncRaftLog.c
index 0e17c1db80b11d54555c700f7d419a12e4778c20..bf440f04a06f7c26dfcae36a110a123c39c5bf49 100644
--- a/source/libs/sync/src/syncRaftLog.c
+++ b/source/libs/sync/src/syncRaftLog.c
@@ -206,7 +206,7 @@ static int32_t raftLogAppendEntry(struct SSyncLogStore* pLogStore, SSyncRaftEntr
   SWal*              pWal = pData->pWal;
 
   SyncIndex    index = 0;
-  SWalSyncInfo syncMeta;
+  SWalSyncInfo syncMeta = {0};
   syncMeta.isWeek = pEntry->isWeak;
   syncMeta.seqNum = pEntry->seqNum;
   syncMeta.term = pEntry->term;
@@ -444,7 +444,7 @@ int32_t logStoreAppendEntry(SSyncLogStore* pLogStore, SSyncRaftEntry* pEntry) {
   SWal*              pWal = pData->pWal;
 
   SyncIndex    index = 0;
-  SWalSyncInfo syncMeta;
+  SWalSyncInfo syncMeta = {0};
   syncMeta.isWeek = pEntry->isWeak;
   syncMeta.seqNum = pEntry->seqNum;
   syncMeta.term = pEntry->term;
diff --git a/source/libs/sync/src/syncReplication.c b/source/libs/sync/src/syncReplication.c
index f02c013d31706b7fdb0a2add11418bb241201657..12d6797349b55b6e75d89dc74bbac5939f714dc1 100644
--- a/source/libs/sync/src/syncReplication.c
+++ b/source/libs/sync/src/syncReplication.c
@@ -132,8 +132,9 @@ int32_t syncNodeAppendEntriesPeersSnapshot2(SSyncNode* pSyncNode) {
     SyncIndex preLogIndex = syncNodeGetPreIndex(pSyncNode, nextIndex);
     SyncTerm  preLogTerm = syncNodeGetPreTerm(pSyncNode, nextIndex);
     if (preLogTerm == SYNC_TERM_INVALID) {
-      // SyncIndex newNextIndex = syncNodeGetLastIndex(pSyncNode) + 1;
-      SyncIndex newNextIndex = nextIndex + 1;
+      SyncIndex newNextIndex = syncNodeGetLastIndex(pSyncNode) + 1;
+      // SyncIndex newNextIndex = nextIndex + 1;
+
       syncIndexMgrSetIndex(pSyncNode->pNextIndex, pDestId, newNextIndex);
       syncIndexMgrSetIndex(pSyncNode->pMatchIndex, pDestId, SYNC_INDEX_INVALID);
       sError("vgId:%d, sync get pre term error, nextIndex:%" PRId64 ", update next-index:%" PRId64
@@ -224,8 +225,9 @@ int32_t syncNodeAppendEntriesPeersSnapshot(SSyncNode* pSyncNode) {
     SyncIndex preLogIndex = syncNodeGetPreIndex(pSyncNode, nextIndex);
     SyncTerm  preLogTerm = syncNodeGetPreTerm(pSyncNode, nextIndex);
     if (preLogTerm == SYNC_TERM_INVALID) {
-      // SyncIndex newNextIndex = syncNodeGetLastIndex(pSyncNode) + 1;
-      SyncIndex newNextIndex = nextIndex + 1;
+      SyncIndex newNextIndex = syncNodeGetLastIndex(pSyncNode) + 1;
+      // SyncIndex newNextIndex = nextIndex + 1;
+
       syncIndexMgrSetIndex(pSyncNode->pNextIndex, pDestId, newNextIndex);
       syncIndexMgrSetIndex(pSyncNode->pMatchIndex, pDestId, SYNC_INDEX_INVALID);
       sError("vgId:%d, sync get pre term error, nextIndex:%" PRId64 ", update next-index:%" PRId64
diff --git a/tests/script/tsim/sync/start3replica.sim b/tests/script/tsim/sync/start3replica.sim
new file mode 100644
index 0000000000000000000000000000000000000000..f66021f88a897bc0b77dec857c8b8febc23145c9
--- /dev/null
+++ b/tests/script/tsim/sync/start3replica.sim
@@ -0,0 +1,19 @@
+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/deploy.sh -n dnode2 -i 2
+system sh/deploy.sh -n dnode3 -i 3
+system sh/deploy.sh -n dnode4 -i 4
+
+system sh/cfg.sh -n dnode1 -c supportVnodes -v 0
+
+system sh/exec.sh -n dnode1 -s start
+system sh/exec.sh -n dnode2 -s start
+system sh/exec.sh -n dnode3 -s start
+system sh/exec.sh -n dnode4 -s start
+
+sql connect
+sql create dnode $hostname port 7200
+sql create dnode $hostname port 7300
+sql create dnode $hostname port 7400
+
+