diff --git a/include/libs/sync/sync.h b/include/libs/sync/sync.h
index b43eafc918..6635bdbb96 100644
--- a/include/libs/sync/sync.h
+++ b/include/libs/sync/sync.h
@@ -80,6 +80,7 @@ typedef struct SFsmCbMeta {
   uint64_t   seqNum;
   SyncTerm   term;
   SyncTerm   currentTerm;
+  uint64_t   flag;
 } SFsmCbMeta;
 
 typedef struct SReConfigCbMeta {
diff --git a/source/libs/sync/src/syncAppendEntries.c b/source/libs/sync/src/syncAppendEntries.c
index c9e16c53c8..4899839b29 100644
--- a/source/libs/sync/src/syncAppendEntries.c
+++ b/source/libs/sync/src/syncAppendEntries.c
@@ -333,7 +333,7 @@ int32_t syncNodeOnAppendEntriesCb(SSyncNode* ths, SyncAppendEntries* pMsg) {
                 cbMeta.seqNum = pEntry->seqNum;
                 cbMeta.term = pEntry->term;
                 cbMeta.currentTerm = ths->pRaftStore->currentTerm;
-                ths->pFsm->FpCommitCb(ths->pFsm, &rpcMsg, cbMeta);
+                cbMeta.flag = 9;
 
                 bool needExecute = true;
                 if (ths->pSnapshot != NULL && cbMeta.index <= ths->pSnapshot->lastApplyIndex) {
diff --git a/source/libs/sync/src/syncCommit.c b/source/libs/sync/src/syncCommit.c
index a3d480956e..d8f693da6e 100644
--- a/source/libs/sync/src/syncCommit.c
+++ b/source/libs/sync/src/syncCommit.c
@@ -111,6 +111,7 @@ void syncMaybeAdvanceCommitIndex(SSyncNode* pSyncNode) {
             cbMeta.seqNum = pEntry->seqNum;
             cbMeta.term = pEntry->term;
             cbMeta.currentTerm = pSyncNode->pRaftStore->currentTerm;
+            cbMeta.flag = 7;
 
             bool needExecute = true;
             if (pSyncNode->pSnapshot != NULL && cbMeta.index <= pSyncNode->pSnapshot->lastApplyIndex) {
diff --git a/source/libs/sync/src/syncMain.c b/source/libs/sync/src/syncMain.c
index 914ce68245..9b7440e48b 100644
--- a/source/libs/sync/src/syncMain.c
+++ b/source/libs/sync/src/syncMain.c
@@ -941,12 +941,13 @@ char* syncNode2SimpleStr(const SSyncNode* pSyncNode) {
   int   len = 256;
   char* s = (char*)taosMemoryMalloc(len);
   snprintf(s, len,
-           "syncNode2SimpleStr vgId:%d currentTerm:%lu, commitIndex:%ld, state:%d %s, electTimerLogicClock:%lu, "
+           "syncNode2SimpleStr vgId:%d currentTerm:%lu, commitIndex:%ld, state:%d %s, isStandBy:%d, "
+           "electTimerLogicClock:%lu, "
            "electTimerLogicClockUser:%lu, "
            "electTimerMS:%d",
            pSyncNode->vgId, pSyncNode->pRaftStore->currentTerm, pSyncNode->commitIndex, pSyncNode->state,
-           syncUtilState2String(pSyncNode->state), pSyncNode->electTimerLogicClock, pSyncNode->electTimerLogicClockUser,
-           pSyncNode->electTimerMS);
+           syncUtilState2String(pSyncNode->state), pSyncNode->pRaftCfg->isStandBy, pSyncNode->electTimerLogicClock,
+           pSyncNode->electTimerLogicClockUser, pSyncNode->electTimerMS);
   return s;
 }
 
diff --git a/source/libs/sync/test/syncConfigChangeTest.cpp b/source/libs/sync/test/syncConfigChangeTest.cpp
index f52fef0019..fa453577e7 100644
--- a/source/libs/sync/test/syncConfigChangeTest.cpp
+++ b/source/libs/sync/test/syncConfigChangeTest.cpp
@@ -43,8 +43,8 @@ void CommitCb(struct SSyncFSM* pFsm, const SRpcMsg* pMsg, SFsmCbMeta cbMeta) {
 
   if (cbMeta.index > beginIndex) {
     char logBuf[256];
-    snprintf(logBuf, sizeof(logBuf), "==callback== ==CommitCb== pFsm:%p, index:%ld, isWeak:%d, code:%d, state:%d %s \n",
-             pFsm, cbMeta.index, cbMeta.isWeak, cbMeta.code, cbMeta.state, syncUtilState2String(cbMeta.state));
+    snprintf(logBuf, sizeof(logBuf), "==callback== ==CommitCb== pFsm:%p, index:%ld, isWeak:%d, code:%d, state:%d %s flag:%lu\n",
+             pFsm, cbMeta.index, cbMeta.isWeak, cbMeta.code, cbMeta.state, syncUtilState2String(cbMeta.state), cbMeta.flag);
     syncRpcMsgLog2(logBuf, (SRpcMsg*)pMsg);
   } else {
     sTrace("==callback== ==CommitCb== do not apply again %ld", cbMeta.index);
@@ -54,15 +54,15 @@ void CommitCb(struct SSyncFSM* pFsm, const SRpcMsg* pMsg, SFsmCbMeta cbMeta) {
 void PreCommitCb(struct SSyncFSM* pFsm, const SRpcMsg* pMsg, SFsmCbMeta cbMeta) {
   char logBuf[256];
   snprintf(logBuf, sizeof(logBuf),
-           "==callback== ==PreCommitCb== pFsm:%p, index:%ld, isWeak:%d, code:%d, state:%d %s \n", pFsm, cbMeta.index,
-           cbMeta.isWeak, cbMeta.code, cbMeta.state, syncUtilState2String(cbMeta.state));
+           "==callback== ==PreCommitCb== pFsm:%p, index:%ld, isWeak:%d, code:%d, state:%d %s flag:%lu\n", pFsm, cbMeta.index,
+           cbMeta.isWeak, cbMeta.code, cbMeta.state, syncUtilState2String(cbMeta.state), cbMeta.flag);
   syncRpcMsgLog2(logBuf, (SRpcMsg*)pMsg);
 }
 
 void RollBackCb(struct SSyncFSM* pFsm, const SRpcMsg* pMsg, SFsmCbMeta cbMeta) {
   char logBuf[256];
-  snprintf(logBuf, sizeof(logBuf), "==callback== ==RollBackCb== pFsm:%p, index:%ld, isWeak:%d, code:%d, state:%d %s \n",
-           pFsm, cbMeta.index, cbMeta.isWeak, cbMeta.code, cbMeta.state, syncUtilState2String(cbMeta.state));
+  snprintf(logBuf, sizeof(logBuf), "==callback== ==RollBackCb== pFsm:%p, index:%ld, isWeak:%d, code:%d, state:%d %s flag:%lu\n",
+           pFsm, cbMeta.index, cbMeta.isWeak, cbMeta.code, cbMeta.state, syncUtilState2String(cbMeta.state), cbMeta.flag);
   syncRpcMsgLog2(logBuf, (SRpcMsg*)pMsg);
 }
 
@@ -109,6 +109,7 @@ int64_t createSyncNode(int32_t replicaNum, int32_t myIndex, int32_t vgId, SWal*
   syncInfo.pFsm = createFsm();
   snprintf(syncInfo.path, sizeof(syncInfo.path), "%s_sync_replica%d_index%d", path, replicaNum, myIndex);
   syncInfo.pWal = pWal;
+  syncInfo.isStandBy = isStandBy;
 
   SSyncCfg* pCfg = &syncInfo.syncCfg;
 
@@ -212,11 +213,15 @@ int main(int argc, char** argv) {
   int64_t rid = createSyncNode(replicaNum, myIndex, gVgId, pWal, (char*)gDir, isStandBy);
   assert(rid > 0);
 
-  if (isStandBy) {
-    syncStartStandBy(rid);
-  } else {
-    syncStart(rid);
-  }
+  syncStart(rid);
+
+  /*
+    if (isStandBy) {
+      syncStartStandBy(rid);
+    } else {
+      syncStart(rid);
+    }
+  */
 
   SSyncNode* pSyncNode = (SSyncNode*)syncNodeAcquire(rid);
   assert(pSyncNode != NULL);