diff --git a/include/libs/sync/syncTools.h b/include/libs/sync/syncTools.h
index b2c743831a..48ce6c3d10 100644
--- a/include/libs/sync/syncTools.h
+++ b/include/libs/sync/syncTools.h
@@ -698,6 +698,13 @@ int32_t syncNodeOnSnapshotRspCb(SSyncNode* ths, SyncSnapshotRsp* pMsg);
 int32_t syncNodeOnHeartbeat(SSyncNode* ths, SyncHeartbeat* pMsg);
 int32_t syncNodeOnHeartbeatReply(SSyncNode* ths, SyncHeartbeatReply* pMsg);
 
+int32_t syncNodeOnRequestVote(SSyncNode* ths, SyncRequestVote* pMsg);
+int32_t syncNodeOnRequestVoteReply(SSyncNode* ths, SyncRequestVoteReply* pMsg);
+int32_t syncNodeOnAppendEntries(SSyncNode* ths, SyncAppendEntries* pMsg);
+int32_t syncNodeOnAppendEntriesReply(SSyncNode* ths, SyncAppendEntriesReply* pMsg);
+int32_t syncNodeOnSnapshot(SSyncNode* ths, SyncSnapshotSend* pMsg);
+int32_t syncNodeOnSnapshotReply(SSyncNode* ths, SyncSnapshotRsp* pMsg);
+
 // -----------------------------------------
 typedef int32_t (*FpOnPingCb)(SSyncNode* ths, SyncPing* pMsg);
 typedef int32_t (*FpOnPingReplyCb)(SSyncNode* ths, SyncPingReply* pMsg);
diff --git a/source/dnode/vnode/src/vnd/vnodeSync.c b/source/dnode/vnode/src/vnd/vnodeSync.c
index e89d52c99c..746e0959a8 100644
--- a/source/dnode/vnode/src/vnd/vnodeSync.c
+++ b/source/dnode/vnode/src/vnd/vnodeSync.c
@@ -385,6 +385,84 @@ int32_t vnodeProcessSyncMsg(SVnode *pVnode, SRpcMsg *pMsg, SRpcMsg **pRsp) {
 
   vGTrace("vgId:%d, sync msg:%p will be processed, type:%s", pVnode->config.vgId, pMsg, TMSG_INFO(pMsg->msgType));
 
+
+  if (pMsg->msgType == TDMT_SYNC_TIMEOUT) {
+    SyncTimeout *pSyncMsg = syncTimeoutFromRpcMsg2(pMsg);
+    ASSERT(pSyncMsg != NULL);
+    code = syncNodeOnTimeoutCb(pSyncNode, pSyncMsg);
+    syncTimeoutDestroy(pSyncMsg);
+  
+  } else if (pMsg->msgType == TDMT_SYNC_PING) {
+    SyncPing *pSyncMsg = syncPingFromRpcMsg2(pMsg);
+    ASSERT(pSyncMsg != NULL);
+    code = syncNodeOnPingCb(pSyncNode, pSyncMsg);
+    syncPingDestroy(pSyncMsg);
+  
+  } else if (pMsg->msgType == TDMT_SYNC_PING_REPLY) {
+    SyncPingReply *pSyncMsg = syncPingReplyFromRpcMsg2(pMsg);
+    ASSERT(pSyncMsg != NULL);
+    code = syncNodeOnPingReplyCb(pSyncNode, pSyncMsg);
+    syncPingReplyDestroy(pSyncMsg);
+
+  } else if (pMsg->msgType == TDMT_SYNC_CLIENT_REQUEST) {
+    SyncClientRequest *pSyncMsg = syncClientRequestFromRpcMsg2(pMsg);
+    ASSERT(pSyncMsg != NULL);
+    code = syncNodeOnClientRequestCb(pSyncNode, pSyncMsg, NULL);
+    syncClientRequestDestroy(pSyncMsg);
+
+  } else if (pMsg->msgType == TDMT_SYNC_CLIENT_REQUEST_BATCH) {
+    SyncClientRequestBatch *pSyncMsg = syncClientRequestBatchFromRpcMsg(pMsg);
+    ASSERT(pSyncMsg != NULL);
+    code = syncNodeOnClientRequestBatchCb(pSyncNode, pSyncMsg);
+    syncClientRequestBatchDestroyDeep(pSyncMsg);
+
+  } else if (pMsg->msgType == TDMT_SYNC_REQUEST_VOTE) {
+    SyncRequestVote *pSyncMsg = syncRequestVoteFromRpcMsg2(pMsg);
+    ASSERT(pSyncMsg != NULL);
+    code = syncNodeOnRequestVote(pSyncNode, pSyncMsg);
+    syncRequestVoteDestroy(pSyncMsg);
+
+  } else if (pMsg->msgType == TDMT_SYNC_REQUEST_VOTE_REPLY) {
+    SyncRequestVoteReply *pSyncMsg = syncRequestVoteReplyFromRpcMsg2(pMsg);
+    ASSERT(pSyncMsg != NULL);
+    code = syncNodeOnRequestVoteReply(pSyncNode, pSyncMsg);
+    syncRequestVoteReplyDestroy(pSyncMsg);
+
+  } else if (pMsg->msgType == TDMT_SYNC_APPEND_ENTRIES) {
+    SyncAppendEntries *pSyncMsg = syncAppendEntriesFromRpcMsg2(pMsg);
+    ASSERT(pSyncMsg != NULL);
+    code = syncNodeOnAppendEntries(pSyncNode, pSyncMsg);
+    syncAppendEntriesDestroy(pSyncMsg);
+
+  } else if (pMsg->msgType == TDMT_SYNC_APPEND_ENTRIES_REPLY) {
+    SyncAppendEntriesReply *pSyncMsg = syncAppendEntriesReplyFromRpcMsg2(pMsg);
+    ASSERT(pSyncMsg != NULL);
+    code = syncNodeOnAppendEntriesReply(pSyncNode, pSyncMsg);
+    syncAppendEntriesReplyDestroy(pSyncMsg);
+ 
+ } else if (pMsg->msgType == TDMT_SYNC_SNAPSHOT_SEND) {
+      SyncSnapshotSend *pSyncMsg = syncSnapshotSendFromRpcMsg2(pMsg);
+      code = syncNodeOnSnapshot(pSyncNode, pSyncMsg);
+      syncSnapshotSendDestroy(pSyncMsg);
+
+  } else if (pMsg->msgType == TDMT_SYNC_SNAPSHOT_RSP) {
+      SyncSnapshotRsp *pSyncMsg = syncSnapshotRspFromRpcMsg2(pMsg);
+      code = syncNodeOnSnapshotReply(pSyncNode, pSyncMsg);
+      syncSnapshotRspDestroy(pSyncMsg);
+
+  } else if (pMsg->msgType == TDMT_SYNC_SET_VNODE_STANDBY) {
+    code = vnodeSetStandBy(pVnode);
+    if (code != 0 && terrno != 0) code = terrno;
+    SRpcMsg rsp = {.code = code, .info = pMsg->info};
+    tmsgSendRsp(&rsp);
+
+  } else {
+      vGError("vgId:%d, msg:%p failed to process since error msg type:%d", pVnode->config.vgId, pMsg, pMsg->msgType);
+      code = -1;
+  }
+
+
+#if 0
   if (syncNodeStrategy(pSyncNode) == SYNC_STRATEGY_NO_SNAPSHOT) {
     if (pMsg->msgType == TDMT_SYNC_TIMEOUT) {
       SyncTimeout *pSyncMsg = syncTimeoutFromRpcMsg2(pMsg);
@@ -506,6 +584,7 @@ int32_t vnodeProcessSyncMsg(SVnode *pVnode, SRpcMsg *pMsg, SRpcMsg **pRsp) {
       code = -1;
     }
   }
+#endif
 
   vTrace("vgId:%d, sync msg:%p is processed, type:%s code:0x%x", pVnode->config.vgId, pMsg, TMSG_INFO(pMsg->msgType),
          code);
diff --git a/source/libs/sync/inc/syncAppendEntries.h b/source/libs/sync/inc/syncAppendEntries.h
index e15c85d73b..87bb1c7b05 100644
--- a/source/libs/sync/inc/syncAppendEntries.h
+++ b/source/libs/sync/inc/syncAppendEntries.h
@@ -96,6 +96,8 @@ int32_t syncNodeOnAppendEntriesCb(SSyncNode* ths, SyncAppendEntries* pMsg);
 int32_t syncNodeOnAppendEntriesSnapshotCb(SSyncNode* ths, SyncAppendEntries* pMsg);
 int32_t syncNodeOnAppendEntriesSnapshot2Cb(SSyncNode* ths, SyncAppendEntriesBatch* pMsg);
 
+int32_t syncNodeOnAppendEntries(SSyncNode* ths, SyncAppendEntries* pMsg);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/source/libs/sync/inc/syncAppendEntriesReply.h b/source/libs/sync/inc/syncAppendEntriesReply.h
index 03148252fb..c3316aec49 100644
--- a/source/libs/sync/inc/syncAppendEntriesReply.h
+++ b/source/libs/sync/inc/syncAppendEntriesReply.h
@@ -44,6 +44,8 @@ int32_t syncNodeOnAppendEntriesReplyCb(SSyncNode* ths, SyncAppendEntriesReply* p
 int32_t syncNodeOnAppendEntriesReplySnapshotCb(SSyncNode* ths, SyncAppendEntriesReply* pMsg);
 int32_t syncNodeOnAppendEntriesReplySnapshot2Cb(SSyncNode* ths, SyncAppendEntriesReply* pMsg);
 
+int32_t syncNodeOnAppendEntriesReply(SSyncNode* ths, SyncAppendEntriesReply* pMsg);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/source/libs/sync/inc/syncInt.h b/source/libs/sync/inc/syncInt.h
index e6f802f986..7b34718ad9 100644
--- a/source/libs/sync/inc/syncInt.h
+++ b/source/libs/sync/inc/syncInt.h
@@ -76,7 +76,7 @@ typedef struct SSyncTimer {
   uint64_t          counter;
   int32_t           timerMS;
   SRaftId           destId;
-  void *pData;
+  void*             pData;
 } SSyncTimer;
 
 int32_t syncHbTimerInit(SSyncNode* pSyncNode, SSyncTimer* pSyncTimer, SRaftId destId);
diff --git a/source/libs/sync/inc/syncRequestVote.h b/source/libs/sync/inc/syncRequestVote.h
index 3fe8dc0237..fc32e72419 100644
--- a/source/libs/sync/inc/syncRequestVote.h
+++ b/source/libs/sync/inc/syncRequestVote.h
@@ -52,6 +52,8 @@ extern "C" {
 int32_t syncNodeOnRequestVoteCb(SSyncNode* ths, SyncRequestVote* pMsg);
 int32_t syncNodeOnRequestVoteSnapshotCb(SSyncNode* ths, SyncRequestVote* pMsg);
 
+int32_t syncNodeOnRequestVote(SSyncNode* ths, SyncRequestVote* pMsg);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/source/libs/sync/inc/syncRequestVoteReply.h b/source/libs/sync/inc/syncRequestVoteReply.h
index ac47a8d026..6ec7524149 100644
--- a/source/libs/sync/inc/syncRequestVoteReply.h
+++ b/source/libs/sync/inc/syncRequestVoteReply.h
@@ -47,6 +47,8 @@ extern "C" {
 int32_t syncNodeOnRequestVoteReplyCb(SSyncNode* ths, SyncRequestVoteReply* pMsg);
 int32_t syncNodeOnRequestVoteReplySnapshotCb(SSyncNode* ths, SyncRequestVoteReply* pMsg);
 
+int32_t syncNodeOnRequestVoteReply(SSyncNode* ths, SyncRequestVoteReply* pMsg);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/source/libs/sync/inc/syncSnapshot.h b/source/libs/sync/inc/syncSnapshot.h
index 1ec9e9f2f1..9ae260a308 100644
--- a/source/libs/sync/inc/syncSnapshot.h
+++ b/source/libs/sync/inc/syncSnapshot.h
@@ -97,6 +97,9 @@ char * snapshotReceiver2SimpleStr(SSyncSnapshotReceiver *pReceiver, char *event)
 int32_t syncNodeOnSnapshotSendCb(SSyncNode *ths, SyncSnapshotSend *pMsg);
 int32_t syncNodeOnSnapshotRspCb(SSyncNode *ths, SyncSnapshotRsp *pMsg);
 
+int32_t syncNodeOnSnapshot(SSyncNode *ths, SyncSnapshotSend *pMsg);
+int32_t syncNodeOnSnapshotReply(SSyncNode *ths, SyncSnapshotRsp *pMsg);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/source/libs/sync/src/syncAppendEntries.c b/source/libs/sync/src/syncAppendEntries.c
index e000ba8bf8..b8bb6e5da7 100644
--- a/source/libs/sync/src/syncAppendEntries.c
+++ b/source/libs/sync/src/syncAppendEntries.c
@@ -1041,3 +1041,5 @@ int32_t syncNodeOnAppendEntriesSnapshotCb(SSyncNode* ths, SyncAppendEntries* pMs
 
   return ret;
 }
+
+int32_t syncNodeOnAppendEntries(SSyncNode* ths, SyncAppendEntries* pMsg) { return 0; }
\ No newline at end of file
diff --git a/source/libs/sync/src/syncAppendEntriesReply.c b/source/libs/sync/src/syncAppendEntriesReply.c
index 9253ed0129..97d8fdd626 100644
--- a/source/libs/sync/src/syncAppendEntriesReply.c
+++ b/source/libs/sync/src/syncAppendEntriesReply.c
@@ -413,4 +413,6 @@ int32_t syncNodeOnAppendEntriesReplySnapshotCb(SSyncNode* ths, SyncAppendEntries
   } while (0);
 
   return 0;
-}
\ No newline at end of file
+}
+
+int32_t syncNodeOnAppendEntriesReply(SSyncNode* ths, SyncAppendEntriesReply* pMsg) { return 0; }
\ No newline at end of file
diff --git a/source/libs/sync/src/syncMain.c b/source/libs/sync/src/syncMain.c
index 00b1ceb376..b7a8e35cf3 100644
--- a/source/libs/sync/src/syncMain.c
+++ b/source/libs/sync/src/syncMain.c
@@ -932,13 +932,12 @@ int32_t syncHbTimerInit(SSyncNode* pSyncNode, SSyncTimer* pSyncTimer, SRaftId de
 int32_t syncHbTimerStart(SSyncNode* pSyncNode, SSyncTimer* pSyncTimer) {
   int32_t ret = 0;
   if (syncEnvIsStart()) {
-
-    SSyncHbTimerData *pData = taosMemoryMalloc(sizeof(SSyncHbTimerData));
+    SSyncHbTimerData* pData = taosMemoryMalloc(sizeof(SSyncHbTimerData));
     pData->pSyncNode = pSyncNode;
     pData->pTimer = pSyncTimer;
     pData->destId = pSyncTimer->destId;
     pData->logicClock = pSyncTimer->logicClock;
-  
+
     pSyncTimer->pData = pData;
     taosTmrReset(pSyncTimer->timerCb, pSyncTimer->timerMS, pData, gSyncEnv->pTimerManager, &pSyncTimer->pTimer);
   } else {
@@ -952,7 +951,7 @@ int32_t syncHbTimerStop(SSyncNode* pSyncNode, SSyncTimer* pSyncTimer) {
   atomic_add_fetch_64(&pSyncTimer->logicClock, 1);
   taosTmrStop(pSyncTimer->pTimer);
   pSyncTimer->pTimer = NULL;
-  //taosMemoryFree(pSyncTimer->pData);
+  // taosMemoryFree(pSyncTimer->pData);
   return ret;
 }
 
diff --git a/source/libs/sync/src/syncRequestVote.c b/source/libs/sync/src/syncRequestVote.c
index 122a81930b..74c4babf18 100644
--- a/source/libs/sync/src/syncRequestVote.c
+++ b/source/libs/sync/src/syncRequestVote.c
@@ -213,4 +213,6 @@ int32_t syncNodeOnRequestVoteSnapshotCb(SSyncNode* ths, SyncRequestVote* pMsg) {
   syncRequestVoteReplyDestroy(pReply);
 
   return 0;
-}
\ No newline at end of file
+}
+
+int32_t syncNodeOnRequestVote(SSyncNode* ths, SyncRequestVote* pMsg) { return 0; }
\ No newline at end of file
diff --git a/source/libs/sync/src/syncRequestVoteReply.c b/source/libs/sync/src/syncRequestVoteReply.c
index 55553d5048..84b3df0bf5 100644
--- a/source/libs/sync/src/syncRequestVoteReply.c
+++ b/source/libs/sync/src/syncRequestVoteReply.c
@@ -155,4 +155,6 @@ int32_t syncNodeOnRequestVoteReplySnapshotCb(SSyncNode* ths, SyncRequestVoteRepl
   }
 
   return 0;
-}
\ No newline at end of file
+}
+
+int32_t syncNodeOnRequestVoteReply(SSyncNode* ths, SyncRequestVoteReply* pMsg) { return 0; }
\ No newline at end of file
diff --git a/source/libs/sync/src/syncSnapshot.c b/source/libs/sync/src/syncSnapshot.c
index 39d10462cc..2014449faf 100644
--- a/source/libs/sync/src/syncSnapshot.c
+++ b/source/libs/sync/src/syncSnapshot.c
@@ -901,3 +901,7 @@ int32_t syncNodeOnSnapshotRspCb(SSyncNode *pSyncNode, SyncSnapshotRsp *pMsg) {
 
   return 0;
 }
+
+int32_t syncNodeOnSnapshot(SSyncNode *ths, SyncSnapshotSend *pMsg) { return 0; }
+
+int32_t syncNodeOnSnapshotReply(SSyncNode *ths, SyncSnapshotRsp *pMsg) { return 0; }
\ No newline at end of file