diff --git a/include/libs/sync/sync.h b/include/libs/sync/sync.h
index e963f25616cc92ebb64a75c9de6daecca50c8116..2cb0c65d35470970a970b0712f565bad261aa826 100644
--- a/include/libs/sync/sync.h
+++ b/include/libs/sync/sync.h
@@ -162,7 +162,7 @@ typedef struct SSyncLogStore {
   SyncIndex (*syncLogEndIndex)(struct SSyncLogStore* pLogStore);
   bool (*syncLogIsEmpty)(struct SSyncLogStore* pLogStore);
   int32_t (*syncLogEntryCount)(struct SSyncLogStore* pLogStore);
-  bool (*syncLogInRange)(struct SSyncLogStore* pLogStore, SyncIndex index);
+  // bool (*syncLogInRange)(struct SSyncLogStore* pLogStore, SyncIndex index);
 
   SyncIndex (*syncLogWriteIndex)(struct SSyncLogStore* pLogStore);
   SyncIndex (*syncLogLastIndex)(struct SSyncLogStore* pLogStore);
diff --git a/source/libs/sync/inc/syncInt.h b/source/libs/sync/inc/syncInt.h
index 999147eda4ef34774c80e8f6cd898292da19e379..1bd0671fb5515d901a4271f39d1e9f05131d868d 100644
--- a/source/libs/sync/inc/syncInt.h
+++ b/source/libs/sync/inc/syncInt.h
@@ -197,6 +197,7 @@ int32_t syncNodeSendMsgByInfo(const SNodeInfo* nodeInfo, SSyncNode* pSyncNode, S
 cJSON*  syncNode2Json(const SSyncNode* pSyncNode);
 char*   syncNode2Str(const SSyncNode* pSyncNode);
 void    syncNodeEventLog(const SSyncNode* pSyncNode, char* str);
+void    syncNodeErrorLog(const SSyncNode* pSyncNode, char* str);
 char*   syncNode2SimpleStr(const SSyncNode* pSyncNode);
 bool    syncNodeInConfig(SSyncNode* pSyncNode, const SSyncCfg* config);
 void    syncNodeDoConfigChange(SSyncNode* pSyncNode, SSyncCfg* newConfig, SyncIndex lastConfigChangeIndex);
diff --git a/source/libs/sync/src/syncAppendEntries.c b/source/libs/sync/src/syncAppendEntries.c
index d2726201cceb50c910e0cebfff23322c6747a1ef..c51cbc05132e2b4fc253ad861cab50f7d28b4167 100644
--- a/source/libs/sync/src/syncAppendEntries.c
+++ b/source/libs/sync/src/syncAppendEntries.c
@@ -99,19 +99,25 @@ int32_t syncNodeOnAppendEntriesCb(SSyncNode* ths, SyncAppendEntries* pMsg) {
   if (pMsg->term > ths->pRaftStore->currentTerm) {
     syncNodeUpdateTerm(ths, pMsg->term);
   }
-  assert(pMsg->term <= ths->pRaftStore->currentTerm);
+  ASSERT(pMsg->term <= ths->pRaftStore->currentTerm);
 
   // reset elect timer
   if (pMsg->term == ths->pRaftStore->currentTerm) {
     ths->leaderCache = pMsg->srcId;
     syncNodeResetElectTimer(ths);
   }
-  assert(pMsg->dataLen >= 0);
+  ASSERT(pMsg->dataLen >= 0);
 
   SyncTerm localPreLogTerm = 0;
   if (pMsg->prevLogIndex >= SYNC_INDEX_BEGIN && pMsg->prevLogIndex <= ths->pLogStore->getLastIndex(ths->pLogStore)) {
     SSyncRaftEntry* pEntry = ths->pLogStore->getEntry(ths->pLogStore, pMsg->prevLogIndex);
-    assert(pEntry != NULL);
+    if (pEntry == NULL) {
+      char logBuf[128];
+      snprintf(logBuf, sizeof(logBuf), "getEntry error, index:%ld, since %s", pMsg->prevLogIndex, terrstr());
+      syncNodeErrorLog(ths, logBuf);
+      return -1;
+    }
+
     localPreLogTerm = pEntry->term;
     syncEntryDestory(pEntry);
   }
@@ -160,7 +166,7 @@ int32_t syncNodeOnAppendEntriesCb(SSyncNode* ths, SyncAppendEntries* pMsg) {
   // accept request
   if (pMsg->term == ths->pRaftStore->currentTerm && ths->state == TAOS_SYNC_STATE_FOLLOWER && logOK) {
     // preIndex = -1, or has preIndex entry in local log
-    assert(pMsg->prevLogIndex <= ths->pLogStore->getLastIndex(ths->pLogStore));
+    ASSERT(pMsg->prevLogIndex <= ths->pLogStore->getLastIndex(ths->pLogStore));
 
     // has extra entries (> preIndex) in local log
     bool hasExtraEntries = pMsg->prevLogIndex < ths->pLogStore->getLastIndex(ths->pLogStore);
@@ -179,13 +185,21 @@ int32_t syncNodeOnAppendEntriesCb(SSyncNode* ths, SyncAppendEntries* pMsg) {
 
       SyncIndex       extraIndex = pMsg->prevLogIndex + 1;
       SSyncRaftEntry* pExtraEntry = ths->pLogStore->getEntry(ths->pLogStore, extraIndex);
-      assert(pExtraEntry != NULL);
+      if (pExtraEntry == NULL) {
+        char logBuf[128];
+        snprintf(logBuf, sizeof(logBuf), "getEntry error2, index:%ld, since %s", extraIndex, terrstr());
+        syncNodeErrorLog(ths, logBuf);
+        return -1;
+      }
 
       SSyncRaftEntry* pAppendEntry = syncEntryDeserialize(pMsg->data, pMsg->dataLen);
-      assert(pAppendEntry != NULL);
+      if (pAppendEntry == NULL) {
+        syncNodeErrorLog(ths, "syncEntryDeserialize pAppendEntry error");
+        return -1;
+      }
 
       // log not match, conflict
-      assert(extraIndex == pAppendEntry->index);
+      ASSERT(extraIndex == pAppendEntry->index);
       if (pExtraEntry->term != pAppendEntry->term) {
         conflict = true;
       }
@@ -201,7 +215,12 @@ int32_t syncNodeOnAppendEntriesCb(SSyncNode* ths, SyncAppendEntries* pMsg) {
         for (SyncIndex index = delEnd; index >= delBegin; --index) {
           if (ths->pFsm->FpRollBackCb != NULL) {
             SSyncRaftEntry* pRollBackEntry = ths->pLogStore->getEntry(ths->pLogStore, index);
-            assert(pRollBackEntry != NULL);
+            if (pRollBackEntry == NULL) {
+              char logBuf[128];
+              snprintf(logBuf, sizeof(logBuf), "getEntry error3, index:%ld, since %s", index, terrstr());
+              syncNodeErrorLog(ths, logBuf);
+              return -1;
+            }
 
             // if (pRollBackEntry->msgType != TDMT_SYNC_NOOP) {
             if (syncUtilUserRollback(pRollBackEntry->msgType)) {
@@ -257,7 +276,10 @@ int32_t syncNodeOnAppendEntriesCb(SSyncNode* ths, SyncAppendEntries* pMsg) {
 
     } else if (!hasExtraEntries && hasAppendEntries) {
       SSyncRaftEntry* pAppendEntry = syncEntryDeserialize(pMsg->data, pMsg->dataLen);
-      assert(pAppendEntry != NULL);
+      if (pAppendEntry == NULL) {
+        syncNodeErrorLog(ths, "syncEntryDeserialize pAppendEntry2 error");
+        return -1;
+      }
 
       // append new entries
       ths->pLogStore->appendEntry(ths->pLogStore, pAppendEntry);
@@ -287,7 +309,8 @@ int32_t syncNodeOnAppendEntriesCb(SSyncNode* ths, SyncAppendEntries* pMsg) {
       // do nothing
 
     } else {
-      assert(0);
+      syncNodeLog3("", ths);
+      ASSERT(0);
     }
 
     SyncAppendEntriesReply* pReply = syncAppendEntriesReplyBuild(ths->vgId);
diff --git a/source/libs/sync/src/syncAppendEntriesReply.c b/source/libs/sync/src/syncAppendEntriesReply.c
index 7b342cdcff5b9990ff3825eaca58f5f68496d7b0..f13a3604dab1e776583164c0315b243a6a766665 100644
--- a/source/libs/sync/src/syncAppendEntriesReply.c
+++ b/source/libs/sync/src/syncAppendEntriesReply.c
@@ -67,7 +67,7 @@ int32_t syncNodeOnAppendEntriesReplyCb(SSyncNode* ths, SyncAppendEntriesReply* p
     return ret;
   }
 
-  assert(pMsg->term == ths->pRaftStore->currentTerm);
+  ASSERT(pMsg->term == ths->pRaftStore->currentTerm);
 
   if (pMsg->success) {
     // nextIndex'  = [nextIndex  EXCEPT ![i][j] = m.mmatchIndex + 1]
diff --git a/source/libs/sync/src/syncCommit.c b/source/libs/sync/src/syncCommit.c
index ec3e1ab2baf94deb6153f3f0b69b067e05f33a92..c92edae381ae631cacb2b2dfd20c25e8f46eb4c9 100644
--- a/source/libs/sync/src/syncCommit.c
+++ b/source/libs/sync/src/syncCommit.c
@@ -75,7 +75,7 @@ void syncMaybeAdvanceCommitIndex(SSyncNode* pSyncNode) {
     if (agree) {
       // term
       SSyncRaftEntry* pEntry = pSyncNode->pLogStore->getEntry(pSyncNode->pLogStore, index);
-      assert(pEntry != NULL);
+      ASSERT(pEntry != NULL);
 
       // cannot commit, even if quorum agree. need check term!
       if (pEntry->term == pSyncNode->pRaftStore->currentTerm) {
diff --git a/source/libs/sync/src/syncElection.c b/source/libs/sync/src/syncElection.c
index fdebbe3990f32efed4b5e63a07dcc50ad2666fd8..e0f2b0fed2fb7b2c5dffccdd05db6095dbf72c71 100644
--- a/source/libs/sync/src/syncElection.c
+++ b/source/libs/sync/src/syncElection.c
@@ -32,7 +32,7 @@
 //    /\ UNCHANGED <<serverVars, candidateVars, leaderVars, logVars>>
 //
 int32_t syncNodeRequestVotePeers(SSyncNode* pSyncNode) {
-  assert(pSyncNode->state == TAOS_SYNC_STATE_CANDIDATE);
+  ASSERT(pSyncNode->state == TAOS_SYNC_STATE_CANDIDATE);
 
   int32_t ret = 0;
   for (int i = 0; i < pSyncNode->peersNum; ++i) {
@@ -44,7 +44,7 @@ int32_t syncNodeRequestVotePeers(SSyncNode* pSyncNode) {
     pMsg->lastLogTerm = pSyncNode->pLogStore->getLastTerm(pSyncNode->pLogStore);
 
     ret = syncNodeRequestVote(pSyncNode, &pSyncNode->peersId[i], pMsg);
-    assert(ret == 0);
+    ASSERT(ret == 0);
     syncRequestVoteDestroy(pMsg);
   }
   return ret;
@@ -75,7 +75,7 @@ int32_t syncNodeElect(SSyncNode* pSyncNode) {
   if (pSyncNode->state == TAOS_SYNC_STATE_FOLLOWER) {
     syncNodeFollower2Candidate(pSyncNode);
   }
-  assert(pSyncNode->state == TAOS_SYNC_STATE_CANDIDATE);
+  ASSERT(pSyncNode->state == TAOS_SYNC_STATE_CANDIDATE);
 
   // start election
   raftStoreNextTerm(pSyncNode->pRaftStore);
@@ -86,7 +86,7 @@ int32_t syncNodeElect(SSyncNode* pSyncNode) {
   syncNodeVoteForSelf(pSyncNode);
   if (voteGrantedMajority(pSyncNode->pVotesGranted)) {
     // only myself, to leader
-    assert(!pSyncNode->pVotesGranted->toLeader);
+    ASSERT(!pSyncNode->pVotesGranted->toLeader);
     syncNodeCandidate2Leader(pSyncNode);
     pSyncNode->pVotesGranted->toLeader = true;
     return ret;
@@ -98,7 +98,7 @@ int32_t syncNodeElect(SSyncNode* pSyncNode) {
     ret = syncNodeRequestVotePeers(pSyncNode);
   }
 
-  assert(ret == 0);
+  ASSERT(ret == 0);
   syncNodeResetElectTimer(pSyncNode);
 
   return ret;
diff --git a/source/libs/sync/src/syncEnv.c b/source/libs/sync/src/syncEnv.c
index c92af0dd427f3af746da8d6876e9df127cf10990..fb0bfb8bef318c2f8d2d53f12cfabcfa4fb30ef2 100644
--- a/source/libs/sync/src/syncEnv.c
+++ b/source/libs/sync/src/syncEnv.c
@@ -14,7 +14,7 @@
  */
 
 #include "syncEnv.h"
-// #include <assert.h>
+// #include <ASSERT.h>
 
 SSyncEnv *gSyncEnv = NULL;
 
@@ -40,7 +40,7 @@ int32_t syncEnvStart() {
   taosSeedRand(seed);
   // gSyncEnv = doSyncEnvStart(gSyncEnv);
   gSyncEnv = doSyncEnvStart();
-  assert(gSyncEnv != NULL);
+  ASSERT(gSyncEnv != NULL);
   sTrace("sync env start ok");
   return ret;
 }
@@ -86,7 +86,7 @@ static void syncEnvTick(void *param, void *tmrId) {
 
 static SSyncEnv *doSyncEnvStart() {
   SSyncEnv *pSyncEnv = (SSyncEnv *)taosMemoryMalloc(sizeof(SSyncEnv));
-  assert(pSyncEnv != NULL);
+  ASSERT(pSyncEnv != NULL);
   memset(pSyncEnv, 0, sizeof(SSyncEnv));
 
   pSyncEnv->envTickTimerCounter = 0;
@@ -103,7 +103,7 @@ static SSyncEnv *doSyncEnvStart() {
 }
 
 static int32_t doSyncEnvStop(SSyncEnv *pSyncEnv) {
-  assert(pSyncEnv == gSyncEnv);
+  ASSERT(pSyncEnv == gSyncEnv);
   if (pSyncEnv != NULL) {
     atomic_store_8(&(pSyncEnv->isStart), 0);
     taosTmrCleanUp(pSyncEnv->pTimerManager);
diff --git a/source/libs/sync/src/syncIO.c b/source/libs/sync/src/syncIO.c
index 0b5a9685c0e86de847fbf2d4e6cc180650872ab1..038c36c417e5586ff144d173cf42fa7094724a94 100644
--- a/source/libs/sync/src/syncIO.c
+++ b/source/libs/sync/src/syncIO.c
@@ -30,7 +30,7 @@ static int32_t  syncIODestroy(SSyncIO *io);
 static int32_t  syncIOStartInternal(SSyncIO *io);
 static int32_t  syncIOStopInternal(SSyncIO *io);
 
-static void *  syncIOConsumerFunc(void *param);
+static void   *syncIOConsumerFunc(void *param);
 static void    syncIOProcessRequest(void *pParent, SRpcMsg *pMsg, SEpSet *pEpSet);
 static void    syncIOProcessReply(void *pParent, SRpcMsg *pMsg, SEpSet *pEpSet);
 static int32_t syncIOAuth(void *parent, char *meterId, char *spi, char *encrypt, char *secret, char *ckey);
@@ -47,11 +47,11 @@ static void    syncIOTickPing(void *param, void *tmrId);
 int32_t syncIOStart(char *host, uint16_t port) {
   int32_t ret = 0;
   gSyncIO = syncIOCreate(host, port);
-  assert(gSyncIO != NULL);
+  ASSERT(gSyncIO != NULL);
 
   taosSeedRand(taosGetTimestampSec());
   ret = syncIOStartInternal(gSyncIO);
-  assert(ret == 0);
+  ASSERT(ret == 0);
 
   sTrace("syncIOStart ok, gSyncIO:%p", gSyncIO);
   return ret;
@@ -59,16 +59,16 @@ int32_t syncIOStart(char *host, uint16_t port) {
 
 int32_t syncIOStop() {
   int32_t ret = syncIOStopInternal(gSyncIO);
-  assert(ret == 0);
+  ASSERT(ret == 0);
 
   ret = syncIODestroy(gSyncIO);
-  assert(ret == 0);
+  ASSERT(ret == 0);
   return ret;
 }
 
 int32_t syncIOSendMsg(const SEpSet *pEpSet, SRpcMsg *pMsg) {
-  assert(pEpSet->inUse == 0);
-  assert(pEpSet->numOfEps == 1);
+  ASSERT(pEpSet->inUse == 0);
+  ASSERT(pEpSet->numOfEps == 1);
 
   int32_t ret = 0;
   {
@@ -107,25 +107,25 @@ int32_t syncIOEqMsg(const SMsgCb *msgcb, SRpcMsg *pMsg) {
 
 int32_t syncIOQTimerStart() {
   int32_t ret = syncIOStartQ(gSyncIO);
-  assert(ret == 0);
+  ASSERT(ret == 0);
   return ret;
 }
 
 int32_t syncIOQTimerStop() {
   int32_t ret = syncIOStopQ(gSyncIO);
-  assert(ret == 0);
+  ASSERT(ret == 0);
   return ret;
 }
 
 int32_t syncIOPingTimerStart() {
   int32_t ret = syncIOStartPing(gSyncIO);
-  assert(ret == 0);
+  ASSERT(ret == 0);
   return ret;
 }
 
 int32_t syncIOPingTimerStop() {
   int32_t ret = syncIOStopPing(gSyncIO);
-  assert(ret == 0);
+  ASSERT(ret == 0);
   return ret;
 }
 
@@ -151,7 +151,7 @@ static SSyncIO *syncIOCreate(char *host, uint16_t port) {
 static int32_t syncIODestroy(SSyncIO *io) {
   int32_t ret = 0;
   int8_t  start = atomic_load_8(&io->isStart);
-  assert(start == 0);
+  ASSERT(start == 0);
 
   if (io->serverRpc != NULL) {
     rpcClose(io->serverRpc);
@@ -242,9 +242,9 @@ static int32_t syncIOStopInternal(SSyncIO *io) {
 }
 
 static void *syncIOConsumerFunc(void *param) {
-  SSyncIO *  io = param;
+  SSyncIO   *io = param;
   STaosQall *qall;
-  SRpcMsg *  pRpcMsg, rpcMsg;
+  SRpcMsg   *pRpcMsg, rpcMsg;
   qall = taosAllocateQall();
 
   while (1) {
@@ -264,7 +264,7 @@ static void *syncIOConsumerFunc(void *param) {
       if (pRpcMsg->msgType == TDMT_SYNC_PING) {
         if (io->FpOnSyncPing != NULL) {
           SyncPing *pSyncMsg = syncPingFromRpcMsg2(pRpcMsg);
-          assert(pSyncMsg != NULL);
+          ASSERT(pSyncMsg != NULL);
           io->FpOnSyncPing(io->pSyncNode, pSyncMsg);
           syncPingDestroy(pSyncMsg);
         }
@@ -272,7 +272,7 @@ static void *syncIOConsumerFunc(void *param) {
       } else if (pRpcMsg->msgType == TDMT_SYNC_PING_REPLY) {
         if (io->FpOnSyncPingReply != NULL) {
           SyncPingReply *pSyncMsg = syncPingReplyFromRpcMsg2(pRpcMsg);
-          assert(pSyncMsg != NULL);
+          ASSERT(pSyncMsg != NULL);
           io->FpOnSyncPingReply(io->pSyncNode, pSyncMsg);
           syncPingReplyDestroy(pSyncMsg);
         }
@@ -280,7 +280,7 @@ static void *syncIOConsumerFunc(void *param) {
       } else if (pRpcMsg->msgType == TDMT_SYNC_CLIENT_REQUEST) {
         if (io->FpOnSyncClientRequest != NULL) {
           SyncClientRequest *pSyncMsg = syncClientRequestFromRpcMsg2(pRpcMsg);
-          assert(pSyncMsg != NULL);
+          ASSERT(pSyncMsg != NULL);
           io->FpOnSyncClientRequest(io->pSyncNode, pSyncMsg);
           syncClientRequestDestroy(pSyncMsg);
         }
@@ -288,7 +288,7 @@ static void *syncIOConsumerFunc(void *param) {
       } else if (pRpcMsg->msgType == TDMT_SYNC_REQUEST_VOTE) {
         if (io->FpOnSyncRequestVote != NULL) {
           SyncRequestVote *pSyncMsg = syncRequestVoteFromRpcMsg2(pRpcMsg);
-          assert(pSyncMsg != NULL);
+          ASSERT(pSyncMsg != NULL);
           io->FpOnSyncRequestVote(io->pSyncNode, pSyncMsg);
           syncRequestVoteDestroy(pSyncMsg);
         }
@@ -296,7 +296,7 @@ static void *syncIOConsumerFunc(void *param) {
       } else if (pRpcMsg->msgType == TDMT_SYNC_REQUEST_VOTE_REPLY) {
         if (io->FpOnSyncRequestVoteReply != NULL) {
           SyncRequestVoteReply *pSyncMsg = syncRequestVoteReplyFromRpcMsg2(pRpcMsg);
-          assert(pSyncMsg != NULL);
+          ASSERT(pSyncMsg != NULL);
           io->FpOnSyncRequestVoteReply(io->pSyncNode, pSyncMsg);
           syncRequestVoteReplyDestroy(pSyncMsg);
         }
@@ -304,7 +304,7 @@ static void *syncIOConsumerFunc(void *param) {
       } else if (pRpcMsg->msgType == TDMT_SYNC_APPEND_ENTRIES) {
         if (io->FpOnSyncAppendEntries != NULL) {
           SyncAppendEntries *pSyncMsg = syncAppendEntriesFromRpcMsg2(pRpcMsg);
-          assert(pSyncMsg != NULL);
+          ASSERT(pSyncMsg != NULL);
           io->FpOnSyncAppendEntries(io->pSyncNode, pSyncMsg);
           syncAppendEntriesDestroy(pSyncMsg);
         }
@@ -312,7 +312,7 @@ static void *syncIOConsumerFunc(void *param) {
       } else if (pRpcMsg->msgType == TDMT_SYNC_APPEND_ENTRIES_REPLY) {
         if (io->FpOnSyncAppendEntriesReply != NULL) {
           SyncAppendEntriesReply *pSyncMsg = syncAppendEntriesReplyFromRpcMsg2(pRpcMsg);
-          assert(pSyncMsg != NULL);
+          ASSERT(pSyncMsg != NULL);
           io->FpOnSyncAppendEntriesReply(io->pSyncNode, pSyncMsg);
           syncAppendEntriesReplyDestroy(pSyncMsg);
         }
@@ -320,7 +320,7 @@ static void *syncIOConsumerFunc(void *param) {
       } else if (pRpcMsg->msgType == TDMT_SYNC_TIMEOUT) {
         if (io->FpOnSyncTimeout != NULL) {
           SyncTimeout *pSyncMsg = syncTimeoutFromRpcMsg2(pRpcMsg);
-          assert(pSyncMsg != NULL);
+          ASSERT(pSyncMsg != NULL);
           io->FpOnSyncTimeout(io->pSyncNode, pSyncMsg);
           syncTimeoutDestroy(pSyncMsg);
         }
@@ -328,7 +328,7 @@ static void *syncIOConsumerFunc(void *param) {
       } else if (pRpcMsg->msgType == TDMT_SYNC_SNAPSHOT_SEND) {
         if (io->FpOnSyncSnapshotSend != NULL) {
           SyncSnapshotSend *pSyncMsg = syncSnapshotSendFromRpcMsg2(pRpcMsg);
-          assert(pSyncMsg != NULL);
+          ASSERT(pSyncMsg != NULL);
           io->FpOnSyncSnapshotSend(io->pSyncNode, pSyncMsg);
           syncSnapshotSendDestroy(pSyncMsg);
         }
@@ -336,7 +336,7 @@ static void *syncIOConsumerFunc(void *param) {
       } else if (pRpcMsg->msgType == TDMT_SYNC_SNAPSHOT_RSP) {
         if (io->FpOnSyncSnapshotRsp != NULL) {
           SyncSnapshotRsp *pSyncMsg = syncSnapshotRspFromRpcMsg2(pRpcMsg);
-          assert(pSyncMsg != NULL);
+          ASSERT(pSyncMsg != NULL);
           io->FpOnSyncSnapshotRsp(io->pSyncNode, pSyncMsg);
           syncSnapshotRspDestroy(pSyncMsg);
         }
diff --git a/source/libs/sync/src/syncIndexMgr.c b/source/libs/sync/src/syncIndexMgr.c
index 2827fcc12f4f0dfbabbfd18b3d6991fa5d783d90..5b432aeec4e214a7c79106934965012d1b162b02 100644
--- a/source/libs/sync/src/syncIndexMgr.c
+++ b/source/libs/sync/src/syncIndexMgr.c
@@ -20,7 +20,7 @@
 
 SSyncIndexMgr *syncIndexMgrCreate(SSyncNode *pSyncNode) {
   SSyncIndexMgr *pSyncIndexMgr = taosMemoryMalloc(sizeof(SSyncIndexMgr));
-  assert(pSyncIndexMgr != NULL);
+  ASSERT(pSyncIndexMgr != NULL);
   memset(pSyncIndexMgr, 0, sizeof(SSyncIndexMgr));
 
   pSyncIndexMgr->replicas = &(pSyncNode->replicasId);
@@ -63,7 +63,7 @@ void syncIndexMgrSetIndex(SSyncIndexMgr *pSyncIndexMgr, const SRaftId *pRaftId,
   }
 
   // maybe config change
-  // assert(0);
+  // ASSERT(0);
 
   char     host[128];
   uint16_t port;
@@ -169,7 +169,7 @@ void syncIndexMgrSetTerm(SSyncIndexMgr *pSyncIndexMgr, const SRaftId *pRaftId, S
   }
 
   // maybe config change
-  // assert(0);
+  // ASSERT(0);
   char     host[128];
   uint16_t port;
   syncUtilU642Addr(pRaftId->addr, host, sizeof(host), &port);
@@ -183,5 +183,5 @@ SyncTerm syncIndexMgrGetTerm(SSyncIndexMgr *pSyncIndexMgr, const SRaftId *pRaftI
       return term;
     }
   }
-  assert(0);
+  ASSERT(0);
 }
\ No newline at end of file
diff --git a/source/libs/sync/src/syncMain.c b/source/libs/sync/src/syncMain.c
index b520629e15ac57f762f2da5ed6db086017f3a215..da6d869611661bf0684fc1e2095651e587501768 100644
--- a/source/libs/sync/src/syncMain.c
+++ b/source/libs/sync/src/syncMain.c
@@ -75,7 +75,7 @@ int32_t syncInit() {
 
 void syncCleanUp() {
   int32_t ret = syncEnvStop();
-  assert(ret == 0);
+  ASSERT(ret == 0);
 
   if (tsNodeRefId != -1) {
     taosCloseRef(tsNodeRefId);
@@ -85,7 +85,7 @@ void syncCleanUp() {
 
 int64_t syncOpen(const SSyncInfo* pSyncInfo) {
   SSyncNode* pSyncNode = syncNodeOpen(pSyncInfo);
-  assert(pSyncNode != NULL);
+  ASSERT(pSyncNode != NULL);
 
   if (gRaftDetailLog) {
     syncNodeLog2("syncNodeOpen open success", pSyncNode);
@@ -318,7 +318,7 @@ bool syncCanLeaderTransfer(int64_t rid) {
   if (pSyncNode == NULL) {
     return false;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
 
   if (pSyncNode->replicaNum == 1) {
     taosReleaseRef(tsNodeRefId, pSyncNode->rid);
@@ -355,7 +355,7 @@ ESyncState syncGetMyRole(int64_t rid) {
   if (pSyncNode == NULL) {
     return TAOS_SYNC_STATE_ERROR;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
   ESyncState state = pSyncNode->state;
 
   taosReleaseRef(tsNodeRefId, pSyncNode->rid);
@@ -367,7 +367,7 @@ bool syncIsReady(int64_t rid) {
   if (pSyncNode == NULL) {
     return false;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
   bool b = (pSyncNode->state == TAOS_SYNC_STATE_LEADER) && pSyncNode->restoreFinish;
   taosReleaseRef(tsNodeRefId, pSyncNode->rid);
   return b;
@@ -378,7 +378,7 @@ bool syncIsRestoreFinish(int64_t rid) {
   if (pSyncNode == NULL) {
     return false;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
   bool b = pSyncNode->restoreFinish;
 
   taosReleaseRef(tsNodeRefId, pSyncNode->rid);
@@ -390,7 +390,7 @@ int32_t syncGetSnapshotMeta(int64_t rid, struct SSnapshotMeta* sMeta) {
   if (pSyncNode == NULL) {
     return -1;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
   sMeta->lastConfigIndex = pSyncNode->pRaftCfg->lastConfigIndex;
 
   sTrace("vgId:%d, get snapshot meta, lastConfigIndex:%" PRId64, pSyncNode->vgId, pSyncNode->pRaftCfg->lastConfigIndex);
@@ -404,7 +404,7 @@ int32_t syncGetSnapshotMetaByIndex(int64_t rid, SyncIndex snapshotIndex, struct
   if (pSyncNode == NULL) {
     return -1;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
 
   ASSERT(pSyncNode->pRaftCfg->configIndexCount >= 1);
   SyncIndex lastIndex = (pSyncNode->pRaftCfg->configIndexArr)[0];
@@ -448,7 +448,7 @@ SyncTerm syncGetMyTerm(int64_t rid) {
   if (pSyncNode == NULL) {
     return TAOS_SYNC_STATE_ERROR;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
   SyncTerm term = pSyncNode->pRaftStore->currentTerm;
 
   taosReleaseRef(tsNodeRefId, pSyncNode->rid);
@@ -460,7 +460,7 @@ SyncGroupId syncGetVgId(int64_t rid) {
   if (pSyncNode == NULL) {
     return TAOS_SYNC_STATE_ERROR;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
   SyncGroupId vgId = pSyncNode->vgId;
 
   taosReleaseRef(tsNodeRefId, pSyncNode->rid);
@@ -473,7 +473,7 @@ void syncGetEpSet(int64_t rid, SEpSet* pEpSet) {
     memset(pEpSet, 0, sizeof(*pEpSet));
     return;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
   pEpSet->numOfEps = 0;
   for (int i = 0; i < pSyncNode->pRaftCfg->cfg.replicaNum; ++i) {
     snprintf(pEpSet->eps[i].fqdn, sizeof(pEpSet->eps[i].fqdn), "%s", (pSyncNode->pRaftCfg->cfg.nodeInfo)[i].nodeFqdn);
@@ -494,7 +494,7 @@ int32_t syncGetRespRpc(int64_t rid, uint64_t index, SRpcMsg* msg) {
   if (pSyncNode == NULL) {
     return TAOS_SYNC_STATE_ERROR;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
 
   SRespStub stub;
   int32_t   ret = syncRespMgrGet(pSyncNode->pSyncRespMgr, index, &stub);
@@ -511,7 +511,7 @@ int32_t syncGetAndDelRespRpc(int64_t rid, uint64_t index, SRpcHandleInfo* pInfo)
   if (pSyncNode == NULL) {
     return TAOS_SYNC_STATE_ERROR;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
 
   SRespStub stub;
   int32_t   ret = syncRespMgrGetAndDel(pSyncNode->pSyncRespMgr, index, &stub);
@@ -530,7 +530,7 @@ void syncSetMsgCb(int64_t rid, const SMsgCb* msgcb) {
     sTrace("syncSetQ get pSyncNode is NULL, rid:%ld", rid);
     return;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
   pSyncNode->msgcb = msgcb;
 
   taosReleaseRef(tsNodeRefId, pSyncNode->rid);
@@ -542,7 +542,7 @@ char* sync2SimpleStr(int64_t rid) {
     sTrace("syncSetRpc get pSyncNode is NULL, rid:%ld", rid);
     return NULL;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
   char* s = syncNode2SimpleStr(pSyncNode);
   taosReleaseRef(tsNodeRefId, pSyncNode->rid);
 
@@ -554,7 +554,7 @@ void setPingTimerMS(int64_t rid, int32_t pingTimerMS) {
   if (pSyncNode == NULL) {
     return;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
   pSyncNode->pingBaseLine = pingTimerMS;
   pSyncNode->pingTimerMS = pingTimerMS;
 
@@ -566,7 +566,7 @@ void setElectTimerMS(int64_t rid, int32_t electTimerMS) {
   if (pSyncNode == NULL) {
     return;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
   pSyncNode->electBaseLine = electTimerMS;
 
   taosReleaseRef(tsNodeRefId, pSyncNode->rid);
@@ -577,7 +577,7 @@ void setHeartbeatTimerMS(int64_t rid, int32_t hbTimerMS) {
   if (pSyncNode == NULL) {
     return;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
   pSyncNode->hbBaseLine = hbTimerMS;
   pSyncNode->heartbeatTimerMS = hbTimerMS;
 
@@ -592,7 +592,7 @@ int32_t syncPropose(int64_t rid, const SRpcMsg* pMsg, bool isWeak) {
     terrno = TSDB_CODE_SYN_INTERNAL_ERROR;
     return -1;
   }
-  assert(rid == pSyncNode->rid);
+  ASSERT(rid == pSyncNode->rid);
   ret = syncNodePropose(pSyncNode, pMsg, isWeak);
 
   taosReleaseRef(tsNodeRefId, pSyncNode->rid);
@@ -662,7 +662,7 @@ SSyncNode* syncNodeOpen(const SSyncInfo* pOldSyncInfo) {
   SSyncInfo* pSyncInfo = (SSyncInfo*)pOldSyncInfo;
 
   SSyncNode* pSyncNode = (SSyncNode*)taosMemoryMalloc(sizeof(SSyncNode));
-  assert(pSyncNode != NULL);
+  ASSERT(pSyncNode != NULL);
   memset(pSyncNode, 0, sizeof(SSyncNode));
 
   int32_t ret = 0;
@@ -682,12 +682,12 @@ SSyncNode* syncNodeOpen(const SSyncInfo* pOldSyncInfo) {
     meta.snapshotEnable = pSyncInfo->snapshotEnable;
     meta.lastConfigIndex = SYNC_INDEX_INVALID;
     ret = raftCfgCreateFile((SSyncCfg*)&(pSyncInfo->syncCfg), meta, pSyncNode->configPath);
-    assert(ret == 0);
+    ASSERT(ret == 0);
 
   } else {
     // update syncCfg by raft_config.json
     pSyncNode->pRaftCfg = raftCfgOpen(pSyncNode->configPath);
-    assert(pSyncNode->pRaftCfg != NULL);
+    ASSERT(pSyncNode->pRaftCfg != NULL);
     pSyncInfo->syncCfg = pSyncNode->pRaftCfg->cfg;
 
     if (gRaftDetailLog) {
@@ -712,7 +712,7 @@ SSyncNode* syncNodeOpen(const SSyncInfo* pOldSyncInfo) {
 
   // init raft config
   pSyncNode->pRaftCfg = raftCfgOpen(pSyncNode->configPath);
-  assert(pSyncNode->pRaftCfg != NULL);
+  ASSERT(pSyncNode->pRaftCfg != NULL);
 
   // init internal
   pSyncNode->myNodeInfo = pSyncNode->pRaftCfg->cfg.nodeInfo[pSyncNode->pRaftCfg->cfg.myIndex];
@@ -771,23 +771,23 @@ SSyncNode* syncNodeOpen(const SSyncInfo* pOldSyncInfo) {
   // init TLA+ server vars
   pSyncNode->state = TAOS_SYNC_STATE_FOLLOWER;
   pSyncNode->pRaftStore = raftStoreOpen(pSyncNode->raftStorePath);
-  assert(pSyncNode->pRaftStore != NULL);
+  ASSERT(pSyncNode->pRaftStore != NULL);
 
   // init TLA+ candidate vars
   pSyncNode->pVotesGranted = voteGrantedCreate(pSyncNode);
-  assert(pSyncNode->pVotesGranted != NULL);
+  ASSERT(pSyncNode->pVotesGranted != NULL);
   pSyncNode->pVotesRespond = votesRespondCreate(pSyncNode);
-  assert(pSyncNode->pVotesRespond != NULL);
+  ASSERT(pSyncNode->pVotesRespond != NULL);
 
   // init TLA+ leader vars
   pSyncNode->pNextIndex = syncIndexMgrCreate(pSyncNode);
-  assert(pSyncNode->pNextIndex != NULL);
+  ASSERT(pSyncNode->pNextIndex != NULL);
   pSyncNode->pMatchIndex = syncIndexMgrCreate(pSyncNode);
-  assert(pSyncNode->pMatchIndex != NULL);
+  ASSERT(pSyncNode->pMatchIndex != NULL);
 
   // init TLA+ log vars
   pSyncNode->pLogStore = logStoreCreate(pSyncNode);
-  assert(pSyncNode->pLogStore != NULL);
+  ASSERT(pSyncNode->pLogStore != NULL);
   pSyncNode->commitIndex = SYNC_INDEX_INVALID;
 
   // timer ms init
@@ -845,7 +845,7 @@ SSyncNode* syncNodeOpen(const SSyncInfo* pOldSyncInfo) {
 
   // tools
   pSyncNode->pSyncRespMgr = syncRespMgrCreate(pSyncNode, 0);
-  assert(pSyncNode->pSyncRespMgr != NULL);
+  ASSERT(pSyncNode->pSyncRespMgr != NULL);
 
   // restore state
   pSyncNode->restoreFinish = false;
@@ -893,7 +893,7 @@ void syncNodeStart(SSyncNode* pSyncNode) {
 
   // int32_t ret = 0;
   // ret = syncNodeStartPingTimer(pSyncNode);
-  // assert(ret == 0);
+  // ASSERT(ret == 0);
 
   if (gRaftDetailLog) {
     syncNodeLog2("==state change become leader immediately==", pSyncNode);
@@ -915,10 +915,10 @@ void syncNodeClose(SSyncNode* pSyncNode) {
   syncNodeEventLog(pSyncNode, "sync close");
 
   int32_t ret;
-  assert(pSyncNode != NULL);
+  ASSERT(pSyncNode != NULL);
 
   ret = raftStoreClose(pSyncNode->pRaftStore);
-  assert(ret == 0);
+  ASSERT(ret == 0);
 
   syncRespMgrDestroy(pSyncNode->pSyncRespMgr);
   voteGrantedDestroy(pSyncNode->pVotesGranted);
@@ -980,7 +980,7 @@ int32_t syncNodePingSelf(SSyncNode* pSyncNode) {
   int32_t   ret = 0;
   SyncPing* pMsg = syncPingBuild3(&pSyncNode->myRaftId, &pSyncNode->myRaftId, pSyncNode->vgId);
   ret = syncNodePing(pSyncNode, &pMsg->destId, pMsg);
-  assert(ret == 0);
+  ASSERT(ret == 0);
 
   syncPingDestroy(pMsg);
   return ret;
@@ -992,7 +992,7 @@ int32_t syncNodePingPeers(SSyncNode* pSyncNode) {
     SRaftId*  destId = &(pSyncNode->peersId[i]);
     SyncPing* pMsg = syncPingBuild3(&pSyncNode->myRaftId, destId, pSyncNode->vgId);
     ret = syncNodePing(pSyncNode, destId, pMsg);
-    assert(ret == 0);
+    ASSERT(ret == 0);
     syncPingDestroy(pMsg);
   }
   return ret;
@@ -1004,7 +1004,7 @@ int32_t syncNodePingAll(SSyncNode* pSyncNode) {
     SRaftId*  destId = &(pSyncNode->replicasId[i]);
     SyncPing* pMsg = syncPingBuild3(&pSyncNode->myRaftId, destId, pSyncNode->vgId);
     ret = syncNodePing(pSyncNode, destId, pMsg);
-    assert(ret == 0);
+    ASSERT(ret == 0);
     syncPingDestroy(pMsg);
   }
   return ret;
@@ -1311,32 +1311,86 @@ void syncNodeEventLog(const SSyncNode* pSyncNode, char* str) {
 
   if (userStrLen < 256) {
     char logBuf[128 + 256];
-    snprintf(logBuf, sizeof(logBuf),
-             "vgId:%d, sync %s %s, term:%lu, commit:%ld, beginlog:%ld, lastlog:%ld, lastsnapshot:%ld, standby:%d, "
-             "replica-num:%d, "
-             "lconfig:%ld, changing:%d",
-             pSyncNode->vgId, syncUtilState2String(pSyncNode->state), str, pSyncNode->pRaftStore->currentTerm,
-             pSyncNode->commitIndex, logBeginIndex, logLastIndex, snapshot.lastApplyIndex,
-             pSyncNode->pRaftCfg->isStandBy, pSyncNode->replicaNum, pSyncNode->pRaftCfg->lastConfigIndex,
-             pSyncNode->changing);
+    if (pSyncNode != NULL && pSyncNode->pRaftCfg != NULL && pSyncNode->pRaftStore != NULL) {
+      snprintf(logBuf, sizeof(logBuf),
+               "vgId:%d, sync %s %s, term:%lu, commit:%ld, beginlog:%ld, lastlog:%ld, lastsnapshot:%ld, standby:%d, "
+               "replica-num:%d, "
+               "lconfig:%ld, changing:%d",
+               pSyncNode->vgId, syncUtilState2String(pSyncNode->state), str, pSyncNode->pRaftStore->currentTerm,
+               pSyncNode->commitIndex, logBeginIndex, logLastIndex, snapshot.lastApplyIndex,
+               pSyncNode->pRaftCfg->isStandBy, pSyncNode->replicaNum, pSyncNode->pRaftCfg->lastConfigIndex,
+               pSyncNode->changing);
+    } else {
+      snprintf(logBuf, sizeof(logBuf), "%s", str);
+    }
     sDebug("%s", logBuf);
 
   } else {
     int   len = 128 + userStrLen;
     char* s = (char*)taosMemoryMalloc(len);
-    snprintf(s, len,
-             "vgId:%d, sync %s %s, term:%lu, commit:%ld, beginlog:%ld, lastlog:%ld, lastsnapshot:%ld, standby:%d, "
-             "replica-num:%d, "
-             "lconfig:%ld, changing:%d",
-             pSyncNode->vgId, syncUtilState2String(pSyncNode->state), str, pSyncNode->pRaftStore->currentTerm,
-             pSyncNode->commitIndex, logBeginIndex, logLastIndex, snapshot.lastApplyIndex,
-             pSyncNode->pRaftCfg->isStandBy, pSyncNode->replicaNum, pSyncNode->pRaftCfg->lastConfigIndex,
-             pSyncNode->changing);
+    if (pSyncNode != NULL && pSyncNode->pRaftCfg != NULL && pSyncNode->pRaftStore != NULL) {
+      snprintf(s, len,
+               "vgId:%d, sync %s %s, term:%lu, commit:%ld, beginlog:%ld, lastlog:%ld, lastsnapshot:%ld, standby:%d, "
+               "replica-num:%d, "
+               "lconfig:%ld, changing:%d",
+               pSyncNode->vgId, syncUtilState2String(pSyncNode->state), str, pSyncNode->pRaftStore->currentTerm,
+               pSyncNode->commitIndex, logBeginIndex, logLastIndex, snapshot.lastApplyIndex,
+               pSyncNode->pRaftCfg->isStandBy, pSyncNode->replicaNum, pSyncNode->pRaftCfg->lastConfigIndex,
+               pSyncNode->changing);
+    } else {
+      snprintf(s, len, "%s", str);
+    }
     sDebug("%s", s);
     taosMemoryFree(s);
   }
 }
 
+void syncNodeErrorLog(const SSyncNode* pSyncNode, char* str) {
+  int32_t userStrLen = strlen(str);
+
+  SSnapshot snapshot = {.data = NULL, .lastApplyIndex = -1, .lastApplyTerm = 0};
+  if (pSyncNode->pFsm->FpGetSnapshotInfo != NULL) {
+    pSyncNode->pFsm->FpGetSnapshotInfo(pSyncNode->pFsm, &snapshot);
+  }
+  SyncIndex logLastIndex = pSyncNode->pLogStore->syncLogLastIndex(pSyncNode->pLogStore);
+  SyncIndex logBeginIndex = pSyncNode->pLogStore->syncLogBeginIndex(pSyncNode->pLogStore);
+
+  if (userStrLen < 256) {
+    char logBuf[128 + 256];
+    if (pSyncNode != NULL && pSyncNode->pRaftCfg != NULL && pSyncNode->pRaftStore != NULL) {
+      snprintf(logBuf, sizeof(logBuf),
+               "vgId:%d, sync %s %s, term:%lu, commit:%ld, beginlog:%ld, lastlog:%ld, lastsnapshot:%ld, standby:%d, "
+               "replica-num:%d, "
+               "lconfig:%ld, changing:%d",
+               pSyncNode->vgId, syncUtilState2String(pSyncNode->state), str, pSyncNode->pRaftStore->currentTerm,
+               pSyncNode->commitIndex, logBeginIndex, logLastIndex, snapshot.lastApplyIndex,
+               pSyncNode->pRaftCfg->isStandBy, pSyncNode->replicaNum, pSyncNode->pRaftCfg->lastConfigIndex,
+               pSyncNode->changing);
+    } else {
+      snprintf(logBuf, sizeof(logBuf), "%s", str);
+    }
+    sError("%s", logBuf);
+
+  } else {
+    int   len = 128 + userStrLen;
+    char* s = (char*)taosMemoryMalloc(len);
+    if (pSyncNode != NULL && pSyncNode->pRaftCfg != NULL && pSyncNode->pRaftStore != NULL) {
+      snprintf(s, len,
+               "vgId:%d, sync %s %s, term:%lu, commit:%ld, beginlog:%ld, lastlog:%ld, lastsnapshot:%ld, standby:%d, "
+               "replica-num:%d, "
+               "lconfig:%ld, changing:%d",
+               pSyncNode->vgId, syncUtilState2String(pSyncNode->state), str, pSyncNode->pRaftStore->currentTerm,
+               pSyncNode->commitIndex, logBeginIndex, logLastIndex, snapshot.lastApplyIndex,
+               pSyncNode->pRaftCfg->isStandBy, pSyncNode->replicaNum, pSyncNode->pRaftCfg->lastConfigIndex,
+               pSyncNode->changing);
+    } else {
+      snprintf(s, len, "%s", str);
+    }
+    sError("%s", s);
+    taosMemoryFree(s);
+  }
+}
+
 char* syncNode2SimpleStr(const SSyncNode* pSyncNode) {
   int   len = 256;
   char* s = (char*)taosMemoryMalloc(len);
@@ -1702,8 +1756,8 @@ void syncNodeBecomeLeader(SSyncNode* pSyncNode, const char* debugStr) {
 }
 
 void syncNodeCandidate2Leader(SSyncNode* pSyncNode) {
-  assert(pSyncNode->state == TAOS_SYNC_STATE_CANDIDATE);
-  assert(voteGrantedMajority(pSyncNode->pVotesGranted));
+  ASSERT(pSyncNode->state == TAOS_SYNC_STATE_CANDIDATE);
+  ASSERT(voteGrantedMajority(pSyncNode->pVotesGranted));
   syncNodeBecomeLeader(pSyncNode, "candidate to leader");
 
   syncNodeLog2("==state change syncNodeCandidate2Leader==", pSyncNode);
@@ -1715,21 +1769,21 @@ void syncNodeCandidate2Leader(SSyncNode* pSyncNode) {
 }
 
 void syncNodeFollower2Candidate(SSyncNode* pSyncNode) {
-  assert(pSyncNode->state == TAOS_SYNC_STATE_FOLLOWER);
+  ASSERT(pSyncNode->state == TAOS_SYNC_STATE_FOLLOWER);
   pSyncNode->state = TAOS_SYNC_STATE_CANDIDATE;
 
   syncNodeLog2("==state change syncNodeFollower2Candidate==", pSyncNode);
 }
 
 void syncNodeLeader2Follower(SSyncNode* pSyncNode) {
-  assert(pSyncNode->state == TAOS_SYNC_STATE_LEADER);
+  ASSERT(pSyncNode->state == TAOS_SYNC_STATE_LEADER);
   syncNodeBecomeFollower(pSyncNode, "leader to follower");
 
   syncNodeLog2("==state change syncNodeLeader2Follower==", pSyncNode);
 }
 
 void syncNodeCandidate2Follower(SSyncNode* pSyncNode) {
-  assert(pSyncNode->state == TAOS_SYNC_STATE_CANDIDATE);
+  ASSERT(pSyncNode->state == TAOS_SYNC_STATE_CANDIDATE);
   syncNodeBecomeFollower(pSyncNode, "candidate to follower");
 
   syncNodeLog2("==state change syncNodeCandidate2Follower==", pSyncNode);
@@ -1740,8 +1794,8 @@ void syncNodeCandidate2Follower(SSyncNode* pSyncNode) {
 // just called by syncNodeVoteForSelf
 // need assert
 void syncNodeVoteForTerm(SSyncNode* pSyncNode, SyncTerm term, SRaftId* pRaftId) {
-  assert(term == pSyncNode->pRaftStore->currentTerm);
-  assert(!raftStoreHasVoted(pSyncNode->pRaftStore));
+  ASSERT(term == pSyncNode->pRaftStore->currentTerm);
+  ASSERT(!raftStoreHasVoted(pSyncNode->pRaftStore));
 
   raftStoreVote(pSyncNode->pRaftStore, pRaftId);
 }
@@ -1764,7 +1818,7 @@ void syncNodeVoteForSelf(SSyncNode* pSyncNode) {
 // snapshot --------------
 bool syncNodeHasSnapshot(SSyncNode* pSyncNode) {
   bool      ret = false;
-  SSnapshot snapshot = {.data = NULL, .lastApplyIndex = -1, .lastApplyTerm = 0};
+  SSnapshot snapshot = {.data = NULL, .lastApplyIndex = -1, .lastApplyTerm = 0, .lastConfigIndex = -1};
   if (pSyncNode->pFsm->FpGetSnapshotInfo != NULL) {
     pSyncNode->pFsm->FpGetSnapshotInfo(pSyncNode->pFsm, &snapshot);
     if (snapshot.lastApplyIndex >= SYNC_INDEX_BEGIN) {
@@ -1774,6 +1828,7 @@ bool syncNodeHasSnapshot(SSyncNode* pSyncNode) {
   return ret;
 }
 
+#if 0
 bool syncNodeIsIndexInSnapshot(SSyncNode* pSyncNode, SyncIndex index) {
   ASSERT(syncNodeHasSnapshot(pSyncNode));
   ASSERT(pSyncNode->pFsm->FpGetSnapshotInfo != NULL);
@@ -1784,6 +1839,7 @@ bool syncNodeIsIndexInSnapshot(SSyncNode* pSyncNode, SyncIndex index) {
   bool b = (index <= snapshot.lastApplyIndex);
   return b;
 }
+#endif
 
 SyncIndex syncNodeGetLastIndex(SSyncNode* pSyncNode) {
   SSnapshot snapshot = {.data = NULL, .lastApplyIndex = -1, .lastApplyTerm = 0};
@@ -1800,7 +1856,7 @@ SyncTerm syncNodeGetLastTerm(SSyncNode* pSyncNode) {
   SyncTerm lastTerm = 0;
   if (syncNodeHasSnapshot(pSyncNode)) {
     // has snapshot
-    SSnapshot snapshot = {.data = NULL, .lastApplyIndex = -1, .lastApplyTerm = 0};
+    SSnapshot snapshot = {.data = NULL, .lastApplyIndex = -1, .lastApplyTerm = 0, .lastConfigIndex = -1};
     if (pSyncNode->pFsm->FpGetSnapshotInfo != NULL) {
       pSyncNode->pFsm->FpGetSnapshotInfo(pSyncNode->pFsm, &snapshot);
     }
@@ -1834,8 +1890,8 @@ SyncIndex syncNodeSyncStartIndex(SSyncNode* pSyncNode) {
 
 SyncIndex syncNodeGetPreIndex(SSyncNode* pSyncNode, SyncIndex index) {
   ASSERT(index >= SYNC_INDEX_BEGIN);
-  SyncIndex syncStartIndex = syncNodeSyncStartIndex(pSyncNode);
 
+  SyncIndex syncStartIndex = syncNodeSyncStartIndex(pSyncNode);
   if (index > syncStartIndex) {
     syncNodeLog3("syncNodeGetPreIndex", pSyncNode);
     ASSERT(0);
@@ -1847,8 +1903,47 @@ SyncIndex syncNodeGetPreIndex(SSyncNode* pSyncNode, SyncIndex index) {
 
 SyncTerm syncNodeGetPreTerm(SSyncNode* pSyncNode, SyncIndex index) {
   ASSERT(index >= SYNC_INDEX_BEGIN);
+
   SyncIndex syncStartIndex = syncNodeSyncStartIndex(pSyncNode);
+  if (index > syncStartIndex) {
+    syncNodeLog3("syncNodeGetPreTerm", pSyncNode);
+    ASSERT(0);
+  }
+
+  if (index == SYNC_INDEX_BEGIN) {
+    return 0;
+  }
+
+  SyncTerm        preTerm = 0;
+  SyncIndex       preIndex = index - 1;
+  SSyncRaftEntry* pPreEntry = NULL;
+  int32_t         code = pSyncNode->pLogStore->syncLogGetEntry(pSyncNode->pLogStore, preIndex, &pPreEntry);
+  if (code == 0) {
+    ASSERT(pPreEntry != NULL);
+    preTerm = pPreEntry->term;
+    taosMemoryFree(pPreEntry);
+    return preTerm;
+  } else {
+    if (terrno == TSDB_CODE_WAL_LOG_NOT_EXIST) {
+      SSnapshot snapshot = {.data = NULL, .lastApplyIndex = -1, .lastApplyTerm = 0, .lastConfigIndex = -1};
+      if (pSyncNode->pFsm->FpGetSnapshotInfo != NULL) {
+        pSyncNode->pFsm->FpGetSnapshotInfo(pSyncNode->pFsm, &snapshot);
+        if (snapshot.lastApplyIndex == preIndex) {
+          return snapshot.lastApplyTerm;
+        }
+      }
+    }
+  }
+
+  ASSERT(0);
+  return -1;
+}
+
+#if 0
+SyncTerm syncNodeGetPreTerm(SSyncNode* pSyncNode, SyncIndex index) {
+  ASSERT(index >= SYNC_INDEX_BEGIN);
 
+  SyncIndex syncStartIndex = syncNodeSyncStartIndex(pSyncNode);
   if (index > syncStartIndex) {
     syncNodeLog3("syncNodeGetPreTerm", pSyncNode);
     ASSERT(0);
@@ -1861,7 +1956,7 @@ SyncTerm syncNodeGetPreTerm(SSyncNode* pSyncNode, SyncIndex index) {
   SyncTerm preTerm = 0;
   if (syncNodeHasSnapshot(pSyncNode)) {
     // has snapshot
-    SSnapshot snapshot = {.data = NULL, .lastApplyIndex = -1, .lastApplyTerm = 0};
+    SSnapshot snapshot = {.data = NULL, .lastApplyIndex = -1, .lastApplyTerm = 0, .lastConfigIndex = -1};
     if (pSyncNode->pFsm->FpGetSnapshotInfo != NULL) {
       pSyncNode->pFsm->FpGetSnapshotInfo(pSyncNode->pFsm, &snapshot);
     }
@@ -1908,6 +2003,7 @@ SyncTerm syncNodeGetPreTerm(SSyncNode* pSyncNode, SyncIndex index) {
 
   return preTerm;
 }
+#endif
 
 // get pre index and term of "index"
 int32_t syncNodeGetPreIndexTerm(SSyncNode* pSyncNode, SyncIndex index, SyncIndex* pPreIndex, SyncTerm* pPreTerm) {
@@ -2062,17 +2158,17 @@ static void syncNodeEqHeartbeatTimer(void* param, void* tmrId) {
 
 static int32_t syncNodeEqNoop(SSyncNode* ths) {
   int32_t ret = 0;
-  assert(ths->state == TAOS_SYNC_STATE_LEADER);
+  ASSERT(ths->state == TAOS_SYNC_STATE_LEADER);
 
-  SyncIndex       index = ths->pLogStore->getLastIndex(ths->pLogStore) + 1;
+  SyncIndex       index = ths->pLogStore->syncLogWriteIndex(ths->pLogStore);
   SyncTerm        term = ths->pRaftStore->currentTerm;
   SSyncRaftEntry* pEntry = syncEntryBuildNoop(term, index, ths->vgId);
-  assert(pEntry != NULL);
+  ASSERT(pEntry != NULL);
 
   uint32_t           entryLen;
   char*              serialized = syncEntrySerialize(pEntry, &entryLen);
   SyncClientRequest* pSyncMsg = syncClientRequestBuild(entryLen);
-  assert(pSyncMsg->dataLen == entryLen);
+  ASSERT(pSyncMsg->dataLen == entryLen);
   memcpy(pSyncMsg->data, serialized, entryLen);
 
   SRpcMsg rpcMsg = {0};
@@ -2092,10 +2188,10 @@ static int32_t syncNodeEqNoop(SSyncNode* ths) {
 static int32_t syncNodeAppendNoop(SSyncNode* ths) {
   int32_t ret = 0;
 
-  SyncIndex       index = ths->pLogStore->getLastIndex(ths->pLogStore) + 1;
+  SyncIndex       index = ths->pLogStore->syncLogWriteIndex(ths->pLogStore);
   SyncTerm        term = ths->pRaftStore->currentTerm;
   SSyncRaftEntry* pEntry = syncEntryBuildNoop(term, index, ths->vgId);
-  assert(pEntry != NULL);
+  ASSERT(pEntry != NULL);
 
   if (ths->state == TAOS_SYNC_STATE_LEADER) {
     // ths->pLogStore->appendEntry(ths->pLogStore, pEntry);
@@ -2158,7 +2254,7 @@ int32_t syncNodeOnClientRequestCb(SSyncNode* ths, SyncClientRequest* pMsg) {
   SyncIndex       index = ths->pLogStore->syncLogWriteIndex(ths->pLogStore);
   SyncTerm        term = ths->pRaftStore->currentTerm;
   SSyncRaftEntry* pEntry = syncEntryBuild2((SyncClientRequest*)pMsg, term, index);
-  assert(pEntry != NULL);
+  ASSERT(pEntry != NULL);
 
   if (ths->state == TAOS_SYNC_STATE_LEADER) {
     // ths->pLogStore->appendEntry(ths->pLogStore, pEntry);
diff --git a/source/libs/sync/src/syncMessage.c b/source/libs/sync/src/syncMessage.c
index 454609009c8ecd3dfee235c5ea87ecd2a49c0fe2..119a178893ab66bb3b3edd5fec89389e139fabaf 100644
--- a/source/libs/sync/src/syncMessage.c
+++ b/source/libs/sync/src/syncMessage.c
@@ -186,18 +186,18 @@ void syncTimeoutDestroy(SyncTimeout* pMsg) {
 }
 
 void syncTimeoutSerialize(const SyncTimeout* pMsg, char* buf, uint32_t bufLen) {
-  assert(pMsg->bytes <= bufLen);
+  ASSERT(pMsg->bytes <= bufLen);
   memcpy(buf, pMsg, pMsg->bytes);
 }
 
 void syncTimeoutDeserialize(const char* buf, uint32_t len, SyncTimeout* pMsg) {
   memcpy(pMsg, buf, len);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
 }
 
 char* syncTimeoutSerialize2(const SyncTimeout* pMsg, uint32_t* len) {
   char* buf = taosMemoryMalloc(pMsg->bytes);
-  assert(buf != NULL);
+  ASSERT(buf != NULL);
   syncTimeoutSerialize(pMsg, buf, pMsg->bytes);
   if (len != NULL) {
     *len = pMsg->bytes;
@@ -208,9 +208,9 @@ char* syncTimeoutSerialize2(const SyncTimeout* pMsg, uint32_t* len) {
 SyncTimeout* syncTimeoutDeserialize2(const char* buf, uint32_t len) {
   uint32_t     bytes = *((uint32_t*)buf);
   SyncTimeout* pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   syncTimeoutDeserialize(buf, len, pMsg);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
   return pMsg;
 }
 
@@ -228,7 +228,7 @@ void syncTimeoutFromRpcMsg(const SRpcMsg* pRpcMsg, SyncTimeout* pMsg) {
 
 SyncTimeout* syncTimeoutFromRpcMsg2(const SRpcMsg* pRpcMsg) {
   SyncTimeout* pMsg = syncTimeoutDeserialize2(pRpcMsg->pCont, pRpcMsg->contLen);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   return pMsg;
 }
 
@@ -322,19 +322,19 @@ void syncPingDestroy(SyncPing* pMsg) {
 }
 
 void syncPingSerialize(const SyncPing* pMsg, char* buf, uint32_t bufLen) {
-  assert(pMsg->bytes <= bufLen);
+  ASSERT(pMsg->bytes <= bufLen);
   memcpy(buf, pMsg, pMsg->bytes);
 }
 
 void syncPingDeserialize(const char* buf, uint32_t len, SyncPing* pMsg) {
   memcpy(pMsg, buf, len);
-  assert(len == pMsg->bytes);
-  assert(pMsg->bytes == sizeof(SyncPing) + pMsg->dataLen);
+  ASSERT(len == pMsg->bytes);
+  ASSERT(pMsg->bytes == sizeof(SyncPing) + pMsg->dataLen);
 }
 
 char* syncPingSerialize2(const SyncPing* pMsg, uint32_t* len) {
   char* buf = taosMemoryMalloc(pMsg->bytes);
-  assert(buf != NULL);
+  ASSERT(buf != NULL);
   syncPingSerialize(pMsg, buf, pMsg->bytes);
   if (len != NULL) {
     *len = pMsg->bytes;
@@ -345,9 +345,9 @@ char* syncPingSerialize2(const SyncPing* pMsg, uint32_t* len) {
 SyncPing* syncPingDeserialize2(const char* buf, uint32_t len) {
   uint32_t  bytes = *((uint32_t*)buf);
   SyncPing* pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   syncPingDeserialize(buf, len, pMsg);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
   return pMsg;
 }
 
@@ -406,7 +406,7 @@ SyncPing* syncPingDeserialize3(void* buf, int32_t bufLen) {
   }
 
   pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   pMsg->bytes = bytes;
 
   if (tDecodeI32(&decoder, &pMsg->vgId) < 0) {
@@ -435,7 +435,7 @@ SyncPing* syncPingDeserialize3(void* buf, int32_t bufLen) {
   if (tDecodeBinary(&decoder, (uint8_t**)(&data), &len) < 0) {
     return NULL;
   }
-  assert(len = pMsg->dataLen);
+  ASSERT(len = pMsg->dataLen);
   memcpy(pMsg->data, data, len);
 
   tEndDecode(&decoder);
@@ -457,7 +457,7 @@ void syncPingFromRpcMsg(const SRpcMsg* pRpcMsg, SyncPing* pMsg) {
 
 SyncPing* syncPingFromRpcMsg2(const SRpcMsg* pRpcMsg) {
   SyncPing* pMsg = syncPingDeserialize2(pRpcMsg->pCont, pRpcMsg->contLen);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   return pMsg;
 }
 
@@ -584,19 +584,19 @@ void syncPingReplyDestroy(SyncPingReply* pMsg) {
 }
 
 void syncPingReplySerialize(const SyncPingReply* pMsg, char* buf, uint32_t bufLen) {
-  assert(pMsg->bytes <= bufLen);
+  ASSERT(pMsg->bytes <= bufLen);
   memcpy(buf, pMsg, pMsg->bytes);
 }
 
 void syncPingReplyDeserialize(const char* buf, uint32_t len, SyncPingReply* pMsg) {
   memcpy(pMsg, buf, len);
-  assert(len == pMsg->bytes);
-  assert(pMsg->bytes == sizeof(SyncPing) + pMsg->dataLen);
+  ASSERT(len == pMsg->bytes);
+  ASSERT(pMsg->bytes == sizeof(SyncPing) + pMsg->dataLen);
 }
 
 char* syncPingReplySerialize2(const SyncPingReply* pMsg, uint32_t* len) {
   char* buf = taosMemoryMalloc(pMsg->bytes);
-  assert(buf != NULL);
+  ASSERT(buf != NULL);
   syncPingReplySerialize(pMsg, buf, pMsg->bytes);
   if (len != NULL) {
     *len = pMsg->bytes;
@@ -607,9 +607,9 @@ char* syncPingReplySerialize2(const SyncPingReply* pMsg, uint32_t* len) {
 SyncPingReply* syncPingReplyDeserialize2(const char* buf, uint32_t len) {
   uint32_t       bytes = *((uint32_t*)buf);
   SyncPingReply* pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   syncPingReplyDeserialize(buf, len, pMsg);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
   return pMsg;
 }
 
@@ -668,7 +668,7 @@ SyncPingReply* syncPingReplyDeserialize3(void* buf, int32_t bufLen) {
   }
 
   pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   pMsg->bytes = bytes;
 
   if (tDecodeI32(&decoder, &pMsg->vgId) < 0) {
@@ -697,7 +697,7 @@ SyncPingReply* syncPingReplyDeserialize3(void* buf, int32_t bufLen) {
   if (tDecodeBinary(&decoder, (uint8_t**)(&data), &len) < 0) {
     return NULL;
   }
-  assert(len = pMsg->dataLen);
+  ASSERT(len = pMsg->dataLen);
   memcpy(pMsg->data, data, len);
 
   tEndDecode(&decoder);
@@ -719,7 +719,7 @@ void syncPingReplyFromRpcMsg(const SRpcMsg* pRpcMsg, SyncPingReply* pMsg) {
 
 SyncPingReply* syncPingReplyFromRpcMsg2(const SRpcMsg* pRpcMsg) {
   SyncPingReply* pMsg = syncPingReplyDeserialize2(pRpcMsg->pCont, pRpcMsg->contLen);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   return pMsg;
 }
 
@@ -844,18 +844,18 @@ void syncClientRequestDestroy(SyncClientRequest* pMsg) {
 }
 
 void syncClientRequestSerialize(const SyncClientRequest* pMsg, char* buf, uint32_t bufLen) {
-  assert(pMsg->bytes <= bufLen);
+  ASSERT(pMsg->bytes <= bufLen);
   memcpy(buf, pMsg, pMsg->bytes);
 }
 
 void syncClientRequestDeserialize(const char* buf, uint32_t len, SyncClientRequest* pMsg) {
   memcpy(pMsg, buf, len);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
 }
 
 char* syncClientRequestSerialize2(const SyncClientRequest* pMsg, uint32_t* len) {
   char* buf = taosMemoryMalloc(pMsg->bytes);
-  assert(buf != NULL);
+  ASSERT(buf != NULL);
   syncClientRequestSerialize(pMsg, buf, pMsg->bytes);
   if (len != NULL) {
     *len = pMsg->bytes;
@@ -866,9 +866,9 @@ char* syncClientRequestSerialize2(const SyncClientRequest* pMsg, uint32_t* len)
 SyncClientRequest* syncClientRequestDeserialize2(const char* buf, uint32_t len) {
   uint32_t           bytes = *((uint32_t*)buf);
   SyncClientRequest* pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   syncClientRequestDeserialize(buf, len, pMsg);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
   return pMsg;
 }
 
@@ -888,7 +888,7 @@ void syncClientRequestFromRpcMsg(const SRpcMsg* pRpcMsg, SyncClientRequest* pMsg
 // step 3. RpcMsg => SyncClientRequest, from queue
 SyncClientRequest* syncClientRequestFromRpcMsg2(const SRpcMsg* pRpcMsg) {
   SyncClientRequest* pMsg = syncClientRequestDeserialize2(pRpcMsg->pCont, pRpcMsg->contLen);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   return pMsg;
 }
 
@@ -974,18 +974,18 @@ void syncRequestVoteDestroy(SyncRequestVote* pMsg) {
 }
 
 void syncRequestVoteSerialize(const SyncRequestVote* pMsg, char* buf, uint32_t bufLen) {
-  assert(pMsg->bytes <= bufLen);
+  ASSERT(pMsg->bytes <= bufLen);
   memcpy(buf, pMsg, pMsg->bytes);
 }
 
 void syncRequestVoteDeserialize(const char* buf, uint32_t len, SyncRequestVote* pMsg) {
   memcpy(pMsg, buf, len);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
 }
 
 char* syncRequestVoteSerialize2(const SyncRequestVote* pMsg, uint32_t* len) {
   char* buf = taosMemoryMalloc(pMsg->bytes);
-  assert(buf != NULL);
+  ASSERT(buf != NULL);
   syncRequestVoteSerialize(pMsg, buf, pMsg->bytes);
   if (len != NULL) {
     *len = pMsg->bytes;
@@ -996,9 +996,9 @@ char* syncRequestVoteSerialize2(const SyncRequestVote* pMsg, uint32_t* len) {
 SyncRequestVote* syncRequestVoteDeserialize2(const char* buf, uint32_t len) {
   uint32_t         bytes = *((uint32_t*)buf);
   SyncRequestVote* pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   syncRequestVoteDeserialize(buf, len, pMsg);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
   return pMsg;
 }
 
@@ -1016,7 +1016,7 @@ void syncRequestVoteFromRpcMsg(const SRpcMsg* pRpcMsg, SyncRequestVote* pMsg) {
 
 SyncRequestVote* syncRequestVoteFromRpcMsg2(const SRpcMsg* pRpcMsg) {
   SyncRequestVote* pMsg = syncRequestVoteDeserialize2(pRpcMsg->pCont, pRpcMsg->contLen);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   return pMsg;
 }
 
@@ -1125,18 +1125,18 @@ void syncRequestVoteReplyDestroy(SyncRequestVoteReply* pMsg) {
 }
 
 void syncRequestVoteReplySerialize(const SyncRequestVoteReply* pMsg, char* buf, uint32_t bufLen) {
-  assert(pMsg->bytes <= bufLen);
+  ASSERT(pMsg->bytes <= bufLen);
   memcpy(buf, pMsg, pMsg->bytes);
 }
 
 void syncRequestVoteReplyDeserialize(const char* buf, uint32_t len, SyncRequestVoteReply* pMsg) {
   memcpy(pMsg, buf, len);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
 }
 
 char* syncRequestVoteReplySerialize2(const SyncRequestVoteReply* pMsg, uint32_t* len) {
   char* buf = taosMemoryMalloc(pMsg->bytes);
-  assert(buf != NULL);
+  ASSERT(buf != NULL);
   syncRequestVoteReplySerialize(pMsg, buf, pMsg->bytes);
   if (len != NULL) {
     *len = pMsg->bytes;
@@ -1147,9 +1147,9 @@ char* syncRequestVoteReplySerialize2(const SyncRequestVoteReply* pMsg, uint32_t*
 SyncRequestVoteReply* syncRequestVoteReplyDeserialize2(const char* buf, uint32_t len) {
   uint32_t              bytes = *((uint32_t*)buf);
   SyncRequestVoteReply* pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   syncRequestVoteReplyDeserialize(buf, len, pMsg);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
   return pMsg;
 }
 
@@ -1167,7 +1167,7 @@ void syncRequestVoteReplyFromRpcMsg(const SRpcMsg* pRpcMsg, SyncRequestVoteReply
 
 SyncRequestVoteReply* syncRequestVoteReplyFromRpcMsg2(const SRpcMsg* pRpcMsg) {
   SyncRequestVoteReply* pMsg = syncRequestVoteReplyDeserialize2(pRpcMsg->pCont, pRpcMsg->contLen);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   return pMsg;
 }
 
@@ -1274,19 +1274,19 @@ void syncAppendEntriesDestroy(SyncAppendEntries* pMsg) {
 }
 
 void syncAppendEntriesSerialize(const SyncAppendEntries* pMsg, char* buf, uint32_t bufLen) {
-  assert(pMsg->bytes <= bufLen);
+  ASSERT(pMsg->bytes <= bufLen);
   memcpy(buf, pMsg, pMsg->bytes);
 }
 
 void syncAppendEntriesDeserialize(const char* buf, uint32_t len, SyncAppendEntries* pMsg) {
   memcpy(pMsg, buf, len);
-  assert(len == pMsg->bytes);
-  assert(pMsg->bytes == sizeof(SyncAppendEntries) + pMsg->dataLen);
+  ASSERT(len == pMsg->bytes);
+  ASSERT(pMsg->bytes == sizeof(SyncAppendEntries) + pMsg->dataLen);
 }
 
 char* syncAppendEntriesSerialize2(const SyncAppendEntries* pMsg, uint32_t* len) {
   char* buf = taosMemoryMalloc(pMsg->bytes);
-  assert(buf != NULL);
+  ASSERT(buf != NULL);
   syncAppendEntriesSerialize(pMsg, buf, pMsg->bytes);
   if (len != NULL) {
     *len = pMsg->bytes;
@@ -1297,9 +1297,9 @@ char* syncAppendEntriesSerialize2(const SyncAppendEntries* pMsg, uint32_t* len)
 SyncAppendEntries* syncAppendEntriesDeserialize2(const char* buf, uint32_t len) {
   uint32_t           bytes = *((uint32_t*)buf);
   SyncAppendEntries* pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   syncAppendEntriesDeserialize(buf, len, pMsg);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
   return pMsg;
 }
 
@@ -1317,7 +1317,7 @@ void syncAppendEntriesFromRpcMsg(const SRpcMsg* pRpcMsg, SyncAppendEntries* pMsg
 
 SyncAppendEntries* syncAppendEntriesFromRpcMsg2(const SRpcMsg* pRpcMsg) {
   SyncAppendEntries* pMsg = syncAppendEntriesDeserialize2(pRpcMsg->pCont, pRpcMsg->contLen);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   return pMsg;
 }
 
@@ -1444,18 +1444,18 @@ void syncAppendEntriesReplyDestroy(SyncAppendEntriesReply* pMsg) {
 }
 
 void syncAppendEntriesReplySerialize(const SyncAppendEntriesReply* pMsg, char* buf, uint32_t bufLen) {
-  assert(pMsg->bytes <= bufLen);
+  ASSERT(pMsg->bytes <= bufLen);
   memcpy(buf, pMsg, pMsg->bytes);
 }
 
 void syncAppendEntriesReplyDeserialize(const char* buf, uint32_t len, SyncAppendEntriesReply* pMsg) {
   memcpy(pMsg, buf, len);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
 }
 
 char* syncAppendEntriesReplySerialize2(const SyncAppendEntriesReply* pMsg, uint32_t* len) {
   char* buf = taosMemoryMalloc(pMsg->bytes);
-  assert(buf != NULL);
+  ASSERT(buf != NULL);
   syncAppendEntriesReplySerialize(pMsg, buf, pMsg->bytes);
   if (len != NULL) {
     *len = pMsg->bytes;
@@ -1466,9 +1466,9 @@ char* syncAppendEntriesReplySerialize2(const SyncAppendEntriesReply* pMsg, uint3
 SyncAppendEntriesReply* syncAppendEntriesReplyDeserialize2(const char* buf, uint32_t len) {
   uint32_t                bytes = *((uint32_t*)buf);
   SyncAppendEntriesReply* pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   syncAppendEntriesReplyDeserialize(buf, len, pMsg);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
   return pMsg;
 }
 
@@ -1486,7 +1486,7 @@ void syncAppendEntriesReplyFromRpcMsg(const SRpcMsg* pRpcMsg, SyncAppendEntriesR
 
 SyncAppendEntriesReply* syncAppendEntriesReplyFromRpcMsg2(const SRpcMsg* pRpcMsg) {
   SyncAppendEntriesReply* pMsg = syncAppendEntriesReplyDeserialize2(pRpcMsg->pCont, pRpcMsg->contLen);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   return pMsg;
 }
 
@@ -1607,18 +1607,18 @@ void syncApplyMsgDestroy(SyncApplyMsg* pMsg) {
 }
 
 void syncApplyMsgSerialize(const SyncApplyMsg* pMsg, char* buf, uint32_t bufLen) {
-  assert(pMsg->bytes <= bufLen);
+  ASSERT(pMsg->bytes <= bufLen);
   memcpy(buf, pMsg, pMsg->bytes);
 }
 
 void syncApplyMsgDeserialize(const char* buf, uint32_t len, SyncApplyMsg* pMsg) {
   memcpy(pMsg, buf, len);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
 }
 
 char* syncApplyMsgSerialize2(const SyncApplyMsg* pMsg, uint32_t* len) {
   char* buf = taosMemoryMalloc(pMsg->bytes);
-  assert(buf != NULL);
+  ASSERT(buf != NULL);
   syncApplyMsgSerialize(pMsg, buf, pMsg->bytes);
   if (len != NULL) {
     *len = pMsg->bytes;
@@ -1629,9 +1629,9 @@ char* syncApplyMsgSerialize2(const SyncApplyMsg* pMsg, uint32_t* len) {
 SyncApplyMsg* syncApplyMsgDeserialize2(const char* buf, uint32_t len) {
   uint32_t      bytes = *((uint32_t*)buf);
   SyncApplyMsg* pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   syncApplyMsgDeserialize(buf, len, pMsg);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
   return pMsg;
 }
 
@@ -1752,19 +1752,19 @@ void syncSnapshotSendDestroy(SyncSnapshotSend* pMsg) {
 }
 
 void syncSnapshotSendSerialize(const SyncSnapshotSend* pMsg, char* buf, uint32_t bufLen) {
-  assert(pMsg->bytes <= bufLen);
+  ASSERT(pMsg->bytes <= bufLen);
   memcpy(buf, pMsg, pMsg->bytes);
 }
 
 void syncSnapshotSendDeserialize(const char* buf, uint32_t len, SyncSnapshotSend* pMsg) {
   memcpy(pMsg, buf, len);
-  assert(len == pMsg->bytes);
-  assert(pMsg->bytes == sizeof(SyncSnapshotSend) + pMsg->dataLen);
+  ASSERT(len == pMsg->bytes);
+  ASSERT(pMsg->bytes == sizeof(SyncSnapshotSend) + pMsg->dataLen);
 }
 
 char* syncSnapshotSendSerialize2(const SyncSnapshotSend* pMsg, uint32_t* len) {
   char* buf = taosMemoryMalloc(pMsg->bytes);
-  assert(buf != NULL);
+  ASSERT(buf != NULL);
   syncSnapshotSendSerialize(pMsg, buf, pMsg->bytes);
   if (len != NULL) {
     *len = pMsg->bytes;
@@ -1775,9 +1775,9 @@ char* syncSnapshotSendSerialize2(const SyncSnapshotSend* pMsg, uint32_t* len) {
 SyncSnapshotSend* syncSnapshotSendDeserialize2(const char* buf, uint32_t len) {
   uint32_t          bytes = *((uint32_t*)buf);
   SyncSnapshotSend* pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   syncSnapshotSendDeserialize(buf, len, pMsg);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
   return pMsg;
 }
 
@@ -1795,7 +1795,7 @@ void syncSnapshotSendFromRpcMsg(const SRpcMsg* pRpcMsg, SyncSnapshotSend* pMsg)
 
 SyncSnapshotSend* syncSnapshotSendFromRpcMsg2(const SRpcMsg* pRpcMsg) {
   SyncSnapshotSend* pMsg = syncSnapshotSendDeserialize2(pRpcMsg->pCont, pRpcMsg->contLen);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   return pMsg;
 }
 
@@ -1925,18 +1925,18 @@ void syncSnapshotRspDestroy(SyncSnapshotRsp* pMsg) {
 }
 
 void syncSnapshotRspSerialize(const SyncSnapshotRsp* pMsg, char* buf, uint32_t bufLen) {
-  assert(pMsg->bytes <= bufLen);
+  ASSERT(pMsg->bytes <= bufLen);
   memcpy(buf, pMsg, pMsg->bytes);
 }
 
 void syncSnapshotRspDeserialize(const char* buf, uint32_t len, SyncSnapshotRsp* pMsg) {
   memcpy(pMsg, buf, len);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
 }
 
 char* syncSnapshotRspSerialize2(const SyncSnapshotRsp* pMsg, uint32_t* len) {
   char* buf = taosMemoryMalloc(pMsg->bytes);
-  assert(buf != NULL);
+  ASSERT(buf != NULL);
   syncSnapshotRspSerialize(pMsg, buf, pMsg->bytes);
   if (len != NULL) {
     *len = pMsg->bytes;
@@ -1947,9 +1947,9 @@ char* syncSnapshotRspSerialize2(const SyncSnapshotRsp* pMsg, uint32_t* len) {
 SyncSnapshotRsp* syncSnapshotRspDeserialize2(const char* buf, uint32_t len) {
   uint32_t         bytes = *((uint32_t*)buf);
   SyncSnapshotRsp* pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   syncSnapshotRspDeserialize(buf, len, pMsg);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
   return pMsg;
 }
 
@@ -1967,7 +1967,7 @@ void syncSnapshotRspFromRpcMsg(const SRpcMsg* pRpcMsg, SyncSnapshotRsp* pMsg) {
 
 SyncSnapshotRsp* syncSnapshotRspFromRpcMsg2(const SRpcMsg* pRpcMsg) {
   SyncSnapshotRsp* pMsg = syncSnapshotRspDeserialize2(pRpcMsg->pCont, pRpcMsg->contLen);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   return pMsg;
 }
 
@@ -2085,18 +2085,18 @@ void syncLeaderTransferDestroy(SyncLeaderTransfer* pMsg) {
 }
 
 void syncLeaderTransferSerialize(const SyncLeaderTransfer* pMsg, char* buf, uint32_t bufLen) {
-  assert(pMsg->bytes <= bufLen);
+  ASSERT(pMsg->bytes <= bufLen);
   memcpy(buf, pMsg, pMsg->bytes);
 }
 
 void syncLeaderTransferDeserialize(const char* buf, uint32_t len, SyncLeaderTransfer* pMsg) {
   memcpy(pMsg, buf, len);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
 }
 
 char* syncLeaderTransferSerialize2(const SyncLeaderTransfer* pMsg, uint32_t* len) {
   char* buf = taosMemoryMalloc(pMsg->bytes);
-  assert(buf != NULL);
+  ASSERT(buf != NULL);
   syncLeaderTransferSerialize(pMsg, buf, pMsg->bytes);
   if (len != NULL) {
     *len = pMsg->bytes;
@@ -2107,9 +2107,9 @@ char* syncLeaderTransferSerialize2(const SyncLeaderTransfer* pMsg, uint32_t* len
 SyncLeaderTransfer* syncLeaderTransferDeserialize2(const char* buf, uint32_t len) {
   uint32_t            bytes = *((uint32_t*)buf);
   SyncLeaderTransfer* pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   syncLeaderTransferDeserialize(buf, len, pMsg);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
   return pMsg;
 }
 
@@ -2127,7 +2127,7 @@ void syncLeaderTransferFromRpcMsg(const SRpcMsg* pRpcMsg, SyncLeaderTransfer* pM
 
 SyncLeaderTransfer* syncLeaderTransferFromRpcMsg2(const SRpcMsg* pRpcMsg) {
   SyncLeaderTransfer* pMsg = syncLeaderTransferDeserialize2(pRpcMsg->pCont, pRpcMsg->contLen);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   return pMsg;
 }
 
@@ -2247,18 +2247,18 @@ void syncReconfigFinishDestroy(SyncReconfigFinish* pMsg) {
 }
 
 void syncReconfigFinishSerialize(const SyncReconfigFinish* pMsg, char* buf, uint32_t bufLen) {
-  assert(pMsg->bytes <= bufLen);
+  ASSERT(pMsg->bytes <= bufLen);
   memcpy(buf, pMsg, pMsg->bytes);
 }
 
 void syncReconfigFinishDeserialize(const char* buf, uint32_t len, SyncReconfigFinish* pMsg) {
   memcpy(pMsg, buf, len);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
 }
 
 char* syncReconfigFinishSerialize2(const SyncReconfigFinish* pMsg, uint32_t* len) {
   char* buf = taosMemoryMalloc(pMsg->bytes);
-  assert(buf != NULL);
+  ASSERT(buf != NULL);
   syncReconfigFinishSerialize(pMsg, buf, pMsg->bytes);
   if (len != NULL) {
     *len = pMsg->bytes;
@@ -2269,9 +2269,9 @@ char* syncReconfigFinishSerialize2(const SyncReconfigFinish* pMsg, uint32_t* len
 SyncReconfigFinish* syncReconfigFinishDeserialize2(const char* buf, uint32_t len) {
   uint32_t            bytes = *((uint32_t*)buf);
   SyncReconfigFinish* pMsg = taosMemoryMalloc(bytes);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   syncReconfigFinishDeserialize(buf, len, pMsg);
-  assert(len == pMsg->bytes);
+  ASSERT(len == pMsg->bytes);
   return pMsg;
 }
 
@@ -2289,7 +2289,7 @@ void syncReconfigFinishFromRpcMsg(const SRpcMsg* pRpcMsg, SyncReconfigFinish* pM
 
 SyncReconfigFinish* syncReconfigFinishFromRpcMsg2(const SRpcMsg* pRpcMsg) {
   SyncReconfigFinish* pMsg = syncReconfigFinishDeserialize2(pRpcMsg->pCont, pRpcMsg->contLen);
-  assert(pMsg != NULL);
+  ASSERT(pMsg != NULL);
   return pMsg;
 }
 
diff --git a/source/libs/sync/src/syncRaftCfg.c b/source/libs/sync/src/syncRaftCfg.c
index 7d020f68927dec517ecf9e71e7a32ef5196fc36d..2cc1eb023991e1b31d4b803fa5845fc284147054 100644
--- a/source/libs/sync/src/syncRaftCfg.c
+++ b/source/libs/sync/src/syncRaftCfg.c
@@ -24,29 +24,29 @@ SRaftCfg *raftCfgOpen(const char *path) {
   snprintf(pCfg->path, sizeof(pCfg->path), "%s", path);
 
   pCfg->pFile = taosOpenFile(pCfg->path, TD_FILE_READ | TD_FILE_WRITE);
-  assert(pCfg->pFile != NULL);
+  ASSERT(pCfg->pFile != NULL);
 
   taosLSeekFile(pCfg->pFile, 0, SEEK_SET);
 
   char buf[1024] = {0};
   int  len = taosReadFile(pCfg->pFile, buf, sizeof(buf));
-  assert(len > 0);
+  ASSERT(len > 0);
 
   int32_t ret = raftCfgFromStr(buf, pCfg);
-  assert(ret == 0);
+  ASSERT(ret == 0);
 
   return pCfg;
 }
 
 int32_t raftCfgClose(SRaftCfg *pRaftCfg) {
   int64_t ret = taosCloseFile(&(pRaftCfg->pFile));
-  assert(ret == 0);
+  ASSERT(ret == 0);
   taosMemoryFree(pRaftCfg);
   return 0;
 }
 
 int32_t raftCfgPersist(SRaftCfg *pRaftCfg) {
-  assert(pRaftCfg != NULL);
+  ASSERT(pRaftCfg != NULL);
 
   char *s = raftCfg2Str(pRaftCfg);
   taosLSeekFile(pRaftCfg->pFile, 0, SEEK_SET);
@@ -61,10 +61,10 @@ int32_t raftCfgPersist(SRaftCfg *pRaftCfg) {
 
   snprintf(buf, sizeof(buf), "%s", s);
   int64_t ret = taosWriteFile(pRaftCfg->pFile, buf, sizeof(buf));
-  assert(ret == sizeof(buf));
+  ASSERT(ret == sizeof(buf));
 
   // int64_t ret = taosWriteFile(pRaftCfg->pFile, s, strlen(s) + 1);
-  // assert(ret == strlen(s) + 1);
+  // ASSERT(ret == strlen(s) + 1);
 
   taosMemoryFree(s);
   taosFsyncFile(pRaftCfg->pFile);
@@ -135,27 +135,27 @@ int32_t syncCfgFromJson(const cJSON *pRoot, SSyncCfg *pSyncCfg) {
   const cJSON *pJson = pRoot;
 
   cJSON *pReplicaNum = cJSON_GetObjectItem(pJson, "replicaNum");
-  assert(cJSON_IsNumber(pReplicaNum));
+  ASSERT(cJSON_IsNumber(pReplicaNum));
   pSyncCfg->replicaNum = cJSON_GetNumberValue(pReplicaNum);
 
   cJSON *pMyIndex = cJSON_GetObjectItem(pJson, "myIndex");
-  assert(cJSON_IsNumber(pMyIndex));
+  ASSERT(cJSON_IsNumber(pMyIndex));
   pSyncCfg->myIndex = cJSON_GetNumberValue(pMyIndex);
 
   cJSON *pNodeInfoArr = cJSON_GetObjectItem(pJson, "nodeInfo");
   int    arraySize = cJSON_GetArraySize(pNodeInfoArr);
-  assert(arraySize == pSyncCfg->replicaNum);
+  ASSERT(arraySize == pSyncCfg->replicaNum);
 
   for (int i = 0; i < arraySize; ++i) {
     cJSON *pNodeInfo = cJSON_GetArrayItem(pNodeInfoArr, i);
-    assert(pNodeInfo != NULL);
+    ASSERT(pNodeInfo != NULL);
 
     cJSON *pNodePort = cJSON_GetObjectItem(pNodeInfo, "nodePort");
-    assert(cJSON_IsNumber(pNodePort));
+    ASSERT(cJSON_IsNumber(pNodePort));
     ((pSyncCfg->nodeInfo)[i]).nodePort = cJSON_GetNumberValue(pNodePort);
 
     cJSON *pNodeFqdn = cJSON_GetObjectItem(pNodeInfo, "nodeFqdn");
-    assert(cJSON_IsString(pNodeFqdn));
+    ASSERT(cJSON_IsString(pNodeFqdn));
     snprintf(((pSyncCfg->nodeInfo)[i]).nodeFqdn, sizeof(((pSyncCfg->nodeInfo)[i]).nodeFqdn), "%s",
              pNodeFqdn->valuestring);
   }
@@ -165,10 +165,10 @@ int32_t syncCfgFromJson(const cJSON *pRoot, SSyncCfg *pSyncCfg) {
 
 int32_t syncCfgFromStr(const char *s, SSyncCfg *pSyncCfg) {
   cJSON *pRoot = cJSON_Parse(s);
-  assert(pRoot != NULL);
+  ASSERT(pRoot != NULL);
 
   int32_t ret = syncCfgFromJson(pRoot, pSyncCfg);
-  assert(ret == 0);
+  ASSERT(ret == 0);
 
   cJSON_Delete(pRoot);
   return 0;
@@ -207,10 +207,10 @@ char *raftCfg2Str(SRaftCfg *pRaftCfg) {
 }
 
 int32_t raftCfgCreateFile(SSyncCfg *pCfg, SRaftCfgMeta meta, const char *path) {
-  assert(pCfg != NULL);
+  ASSERT(pCfg != NULL);
 
   TdFilePtr pFile = taosOpenFile(path, TD_FILE_CREATE | TD_FILE_WRITE);
-  assert(pFile != NULL);
+  ASSERT(pFile != NULL);
 
   SRaftCfg raftCfg;
   raftCfg.cfg = *pCfg;
@@ -227,10 +227,10 @@ int32_t raftCfgCreateFile(SSyncCfg *pCfg, SRaftCfgMeta meta, const char *path) {
   ASSERT(strlen(s) + 1 <= CONFIG_FILE_LEN);
   snprintf(buf, sizeof(buf), "%s", s);
   int64_t ret = taosWriteFile(pFile, buf, sizeof(buf));
-  assert(ret == sizeof(buf));
+  ASSERT(ret == sizeof(buf));
 
   // int64_t ret = taosWriteFile(pFile, s, strlen(s) + 1);
-  // assert(ret == strlen(s) + 1);
+  // ASSERT(ret == strlen(s) + 1);
 
   taosMemoryFree(s);
   taosCloseFile(&pFile);
@@ -255,15 +255,15 @@ int32_t raftCfgFromJson(const cJSON *pRoot, SRaftCfg *pRaftCfg) {
 
   cJSON *pIndexArr = cJSON_GetObjectItem(pJson, "configIndexArr");
   int    arraySize = cJSON_GetArraySize(pIndexArr);
-  assert(arraySize == pRaftCfg->configIndexCount);
+  ASSERT(arraySize == pRaftCfg->configIndexCount);
 
   memset(pRaftCfg->configIndexArr, 0, sizeof(pRaftCfg->configIndexArr));
   for (int i = 0; i < arraySize; ++i) {
     cJSON *pIndexObj = cJSON_GetArrayItem(pIndexArr, i);
-    assert(pIndexObj != NULL);
+    ASSERT(pIndexObj != NULL);
 
     cJSON *pIndex = cJSON_GetObjectItem(pIndexObj, "index");
-    assert(cJSON_IsString(pIndex));
+    ASSERT(cJSON_IsString(pIndex));
     (pRaftCfg->configIndexArr)[i] = atoll(pIndex->valuestring);
   }
 
@@ -276,10 +276,10 @@ int32_t raftCfgFromJson(const cJSON *pRoot, SRaftCfg *pRaftCfg) {
 
 int32_t raftCfgFromStr(const char *s, SRaftCfg *pRaftCfg) {
   cJSON *pRoot = cJSON_Parse(s);
-  assert(pRoot != NULL);
+  ASSERT(pRoot != NULL);
 
   int32_t ret = raftCfgFromJson(pRoot, pRaftCfg);
-  assert(ret == 0);
+  ASSERT(ret == 0);
 
   cJSON_Delete(pRoot);
   return 0;
diff --git a/source/libs/sync/src/syncRaftEntry.c b/source/libs/sync/src/syncRaftEntry.c
index 05a2dbaa3f36b00cd9202844d65f97f022ba22ae..ff334a76bb67811cc99d465415f15a60b69d54d6 100644
--- a/source/libs/sync/src/syncRaftEntry.c
+++ b/source/libs/sync/src/syncRaftEntry.c
@@ -19,7 +19,7 @@
 SSyncRaftEntry* syncEntryBuild(uint32_t dataLen) {
   uint32_t        bytes = sizeof(SSyncRaftEntry) + dataLen;
   SSyncRaftEntry* pEntry = taosMemoryMalloc(bytes);
-  assert(pEntry != NULL);
+  ASSERT(pEntry != NULL);
   memset(pEntry, 0, bytes);
   pEntry->bytes = bytes;
   pEntry->dataLen = dataLen;
@@ -29,14 +29,14 @@ SSyncRaftEntry* syncEntryBuild(uint32_t dataLen) {
 // step 4. SyncClientRequest => SSyncRaftEntry, add term, index
 SSyncRaftEntry* syncEntryBuild2(SyncClientRequest* pMsg, SyncTerm term, SyncIndex index) {
   SSyncRaftEntry* pEntry = syncEntryBuild3(pMsg, term, index);
-  assert(pEntry != NULL);
+  ASSERT(pEntry != NULL);
 
   return pEntry;
 }
 
 SSyncRaftEntry* syncEntryBuild3(SyncClientRequest* pMsg, SyncTerm term, SyncIndex index) {
   SSyncRaftEntry* pEntry = syncEntryBuild(pMsg->dataLen);
-  assert(pEntry != NULL);
+  ASSERT(pEntry != NULL);
 
   pEntry->msgType = pMsg->msgType;
   pEntry->originalRpcType = pMsg->originalRpcType;
@@ -63,7 +63,7 @@ SSyncRaftEntry* syncEntryBuildNoop(SyncTerm term, SyncIndex index, int32_t vgId)
   memcpy(rpcMsg.pCont, &head, sizeof(head));
 
   SSyncRaftEntry* pEntry = syncEntryBuild(rpcMsg.contLen);
-  assert(pEntry != NULL);
+  ASSERT(pEntry != NULL);
 
   pEntry->msgType = TDMT_SYNC_CLIENT_REQUEST;
   pEntry->originalRpcType = TDMT_SYNC_NOOP;
@@ -72,7 +72,7 @@ SSyncRaftEntry* syncEntryBuildNoop(SyncTerm term, SyncIndex index, int32_t vgId)
   pEntry->term = term;
   pEntry->index = index;
 
-  assert(pEntry->dataLen == rpcMsg.contLen);
+  ASSERT(pEntry->dataLen == rpcMsg.contLen);
   memcpy(pEntry->data, rpcMsg.pCont, rpcMsg.contLen);
   rpcFreeCont(rpcMsg.pCont);
 
@@ -88,7 +88,7 @@ void syncEntryDestory(SSyncRaftEntry* pEntry) {
 // step 5. SSyncRaftEntry => bin, to raft log
 char* syncEntrySerialize(const SSyncRaftEntry* pEntry, uint32_t* len) {
   char* buf = taosMemoryMalloc(pEntry->bytes);
-  assert(buf != NULL);
+  ASSERT(buf != NULL);
   memcpy(buf, pEntry, pEntry->bytes);
   if (len != NULL) {
     *len = pEntry->bytes;
@@ -100,9 +100,9 @@ char* syncEntrySerialize(const SSyncRaftEntry* pEntry, uint32_t* len) {
 SSyncRaftEntry* syncEntryDeserialize(const char* buf, uint32_t len) {
   uint32_t        bytes = *((uint32_t*)buf);
   SSyncRaftEntry* pEntry = taosMemoryMalloc(bytes);
-  assert(pEntry != NULL);
+  ASSERT(pEntry != NULL);
   memcpy(pEntry, buf, len);
-  assert(len == pEntry->bytes);
+  ASSERT(len == pEntry->bytes);
   return pEntry;
 }
 
diff --git a/source/libs/sync/src/syncRaftLog.c b/source/libs/sync/src/syncRaftLog.c
index 79d9b329c10bf8e2fc6db6ee7865bd31fbc764ae..0f6e8a28d983a2064d756ab49f82f58461139ea7 100644
--- a/source/libs/sync/src/syncRaftLog.c
+++ b/source/libs/sync/src/syncRaftLog.c
@@ -25,7 +25,7 @@ static SyncIndex raftLogEndIndex(struct SSyncLogStore* pLogStore);
 static SyncIndex raftLogWriteIndex(struct SSyncLogStore* pLogStore);
 static bool      raftLogIsEmpty(struct SSyncLogStore* pLogStore);
 static int32_t   raftLogEntryCount(struct SSyncLogStore* pLogStore);
-static bool      raftLogInRange(struct SSyncLogStore* pLogStore, SyncIndex index);
+
 static SyncIndex raftLogLastIndex(struct SSyncLogStore* pLogStore);
 static SyncTerm  raftLogLastTerm(struct SSyncLogStore* pLogStore);
 static int32_t   raftLogAppendEntry(struct SSyncLogStore* pLogStore, SSyncRaftEntry* pEntry);
@@ -58,8 +58,6 @@ static int32_t raftLogSetBeginIndex(struct SSyncLogStore* pLogStore, SyncIndex b
   return 0;
 }
 
-int32_t raftLogResetBeginIndex(struct SSyncLogStore* pLogStore) { return 0; }
-
 static SyncIndex raftLogBeginIndex(struct SSyncLogStore* pLogStore) {
   SSyncLogStoreData* pData = pLogStore->data;
   SWal*              pWal = pData->pWal;
@@ -81,6 +79,7 @@ static int32_t raftLogEntryCount(struct SSyncLogStore* pLogStore) {
   return count > 0 ? count : 0;
 }
 
+#if 0
 static bool raftLogInRange(struct SSyncLogStore* pLogStore, SyncIndex index) {
   SyncIndex beginIndex = raftLogBeginIndex(pLogStore);
   SyncIndex endIndex = raftLogEndIndex(pLogStore);
@@ -90,6 +89,7 @@ static bool raftLogInRange(struct SSyncLogStore* pLogStore, SyncIndex index) {
     return false;
   }
 }
+#endif
 
 static SyncIndex raftLogLastIndex(struct SSyncLogStore* pLogStore) {
   SyncIndex          lastIndex;
@@ -143,7 +143,10 @@ static int32_t raftLogAppendEntry(struct SSyncLogStore* pLogStore, SSyncRaftEntr
   SWal*              pWal = pData->pWal;
 
   SyncIndex writeIndex = raftLogWriteIndex(pLogStore);
-  ASSERT(pEntry->index == writeIndex);
+  if (pEntry->index != writeIndex) {
+    sError("raftLogAppendEntry error, pEntry->index:%ld update to writeIndex:%ld", pEntry->index, writeIndex);
+    pEntry->index = writeIndex;
+  }
 
   int          code = 0;
   SSyncLogMeta syncMeta;
@@ -171,6 +174,7 @@ static int32_t raftLogAppendEntry(struct SSyncLogStore* pLogStore, SSyncRaftEntr
   return code;
 }
 
+#if 0
 static int32_t raftLogGetEntry(struct SSyncLogStore* pLogStore, SyncIndex index, SSyncRaftEntry** ppEntry) {
   SSyncLogStoreData* pData = pLogStore->data;
   SWal*              pWal = pData->pWal;
@@ -215,6 +219,49 @@ static int32_t raftLogGetEntry(struct SSyncLogStore* pLogStore, SyncIndex index,
 
   return code;
 }
+#endif
+
+static int32_t raftLogGetEntry(struct SSyncLogStore* pLogStore, SyncIndex index, SSyncRaftEntry** ppEntry) {
+  SSyncLogStoreData* pData = pLogStore->data;
+  SWal*              pWal = pData->pWal;
+  int32_t            code;
+
+  *ppEntry = NULL;
+
+  SWalReadHandle* pWalHandle = walOpenReadHandle(pWal);
+  if (pWalHandle == NULL) {
+    return -1;
+  }
+
+  code = walReadWithHandle(pWalHandle, index);
+  if (code != 0) {
+    int32_t     err = terrno;
+    const char* errStr = tstrerror(err);
+    int32_t     linuxErr = errno;
+    const char* linuxErrMsg = strerror(errno);
+    sError("raftLogGetEntry error, err:%d %X, msg:%s, linuxErr:%d, linuxErrMsg:%s", err, err, errStr, linuxErr,
+           linuxErrMsg);
+
+    walCloseReadHandle(pWalHandle);
+    return code;
+  }
+
+  *ppEntry = syncEntryBuild(pWalHandle->pHead->head.bodyLen);
+  ASSERT(*ppEntry != NULL);
+  (*ppEntry)->msgType = TDMT_SYNC_CLIENT_REQUEST;
+  (*ppEntry)->originalRpcType = pWalHandle->pHead->head.msgType;
+  (*ppEntry)->seqNum = pWalHandle->pHead->head.syncMeta.seqNum;
+  (*ppEntry)->isWeak = pWalHandle->pHead->head.syncMeta.isWeek;
+  (*ppEntry)->term = pWalHandle->pHead->head.syncMeta.term;
+  (*ppEntry)->index = index;
+  ASSERT((*ppEntry)->dataLen == pWalHandle->pHead->head.bodyLen);
+  memcpy((*ppEntry)->data, pWalHandle->pHead->head.body, pWalHandle->pHead->head.bodyLen);
+
+  // need to hold, do not new every time!!
+  walCloseReadHandle(pWalHandle);
+
+  return code;
+}
 
 static int32_t raftLogTruncate(struct SSyncLogStore* pLogStore, SyncIndex fromIndex) {
   SSyncLogStoreData* pData = pLogStore->data;
@@ -245,10 +292,10 @@ static int32_t raftLogGetLastEntry(SSyncLogStore* pLogStore, SSyncRaftEntry** pp
 //-------------------------------
 SSyncLogStore* logStoreCreate(SSyncNode* pSyncNode) {
   SSyncLogStore* pLogStore = taosMemoryMalloc(sizeof(SSyncLogStore));
-  assert(pLogStore != NULL);
+  ASSERT(pLogStore != NULL);
 
   pLogStore->data = taosMemoryMalloc(sizeof(SSyncLogStoreData));
-  assert(pLogStore->data != NULL);
+  ASSERT(pLogStore->data != NULL);
 
   SSyncLogStoreData* pData = pLogStore->data;
   pData->pSyncNode = pSyncNode;
@@ -277,7 +324,6 @@ SSyncLogStore* logStoreCreate(SSyncNode* pSyncNode) {
   pLogStore->syncLogEndIndex = raftLogEndIndex;
   pLogStore->syncLogIsEmpty = raftLogIsEmpty;
   pLogStore->syncLogEntryCount = raftLogEntryCount;
-  pLogStore->syncLogInRange = raftLogInRange;
   pLogStore->syncLogLastIndex = raftLogLastIndex;
   pLogStore->syncLogLastTerm = raftLogLastTerm;
   pLogStore->syncLogAppendEntry = raftLogAppendEntry;
@@ -285,6 +331,8 @@ SSyncLogStore* logStoreCreate(SSyncNode* pSyncNode) {
   pLogStore->syncLogTruncate = raftLogTruncate;
   pLogStore->syncLogWriteIndex = raftLogWriteIndex;
 
+  // pLogStore->syncLogInRange = raftLogInRange;
+
   return pLogStore;
 }
 
@@ -301,7 +349,7 @@ int32_t logStoreAppendEntry(SSyncLogStore* pLogStore, SSyncRaftEntry* pEntry) {
   SWal*              pWal = pData->pWal;
 
   SyncIndex lastIndex = logStoreLastIndex(pLogStore);
-  assert(pEntry->index == lastIndex + 1);
+  ASSERT(pEntry->index == lastIndex + 1);
 
   int          code = 0;
   SSyncLogMeta syncMeta;
@@ -347,10 +395,10 @@ SSyncRaftEntry* logStoreGetEntry(SSyncLogStore* pLogStore, SyncIndex index) {
              linuxErrMsg);
       ASSERT(0);
     }
-    // assert(walReadWithHandle(pWalHandle, index) == 0);
+    // ASSERT(walReadWithHandle(pWalHandle, index) == 0);
 
     SSyncRaftEntry* pEntry = syncEntryBuild(pWalHandle->pHead->head.bodyLen);
-    assert(pEntry != NULL);
+    ASSERT(pEntry != NULL);
 
     pEntry->msgType = TDMT_SYNC_CLIENT_REQUEST;
     pEntry->originalRpcType = pWalHandle->pHead->head.msgType;
@@ -358,7 +406,7 @@ SSyncRaftEntry* logStoreGetEntry(SSyncLogStore* pLogStore, SyncIndex index) {
     pEntry->isWeak = pWalHandle->pHead->head.syncMeta.isWeek;
     pEntry->term = pWalHandle->pHead->head.syncMeta.term;
     pEntry->index = index;
-    assert(pEntry->dataLen == pWalHandle->pHead->head.bodyLen);
+    ASSERT(pEntry->dataLen == pWalHandle->pHead->head.bodyLen);
     memcpy(pEntry->data, pWalHandle->pHead->head.body, pWalHandle->pHead->head.bodyLen);
 
     // need to hold, do not new every time!!
@@ -373,7 +421,7 @@ SSyncRaftEntry* logStoreGetEntry(SSyncLogStore* pLogStore, SyncIndex index) {
 int32_t logStoreTruncate(SSyncLogStore* pLogStore, SyncIndex fromIndex) {
   SSyncLogStoreData* pData = pLogStore->data;
   SWal*              pWal = pData->pWal;
-  // assert(walRollback(pWal, fromIndex) == 0);
+  // ASSERT(walRollback(pWal, fromIndex) == 0);
   int32_t code = walRollback(pWal, fromIndex);
   if (code != 0) {
     int32_t     err = terrno;
@@ -407,7 +455,7 @@ SyncTerm logStoreLastTerm(SSyncLogStore* pLogStore) {
 int32_t logStoreUpdateCommitIndex(SSyncLogStore* pLogStore, SyncIndex index) {
   SSyncLogStoreData* pData = pLogStore->data;
   SWal*              pWal = pData->pWal;
-  // assert(walCommit(pWal, index) == 0);
+  // ASSERT(walCommit(pWal, index) == 0);
   int32_t code = walCommit(pWal, index);
   if (code != 0) {
     int32_t     err = terrno;
diff --git a/source/libs/sync/src/syncRaftStore.c b/source/libs/sync/src/syncRaftStore.c
index 52e815292607d69e7d364f6a11c31c184f07914a..a1ab95c00fc3d07b57b86fca79b19c8a1048aef3 100644
--- a/source/libs/sync/src/syncRaftStore.c
+++ b/source/libs/sync/src/syncRaftStore.c
@@ -39,40 +39,40 @@ SRaftStore *raftStoreOpen(const char *path) {
 
   if (!raftStoreFileExist(pRaftStore->path)) {
     ret = raftStoreInit(pRaftStore);
-    assert(ret == 0);
+    ASSERT(ret == 0);
   }
 
   pRaftStore->pFile = taosOpenFile(path, TD_FILE_READ | TD_FILE_WRITE);
-  assert(pRaftStore->pFile != NULL);
+  ASSERT(pRaftStore->pFile != NULL);
 
   int len = taosReadFile(pRaftStore->pFile, storeBuf, RAFT_STORE_BLOCK_SIZE);
-  assert(len == RAFT_STORE_BLOCK_SIZE);
+  ASSERT(len == RAFT_STORE_BLOCK_SIZE);
 
   ret = raftStoreDeserialize(pRaftStore, storeBuf, len);
-  assert(ret == 0);
+  ASSERT(ret == 0);
 
   return pRaftStore;
 }
 
 static int32_t raftStoreInit(SRaftStore *pRaftStore) {
-  assert(pRaftStore != NULL);
+  ASSERT(pRaftStore != NULL);
 
   pRaftStore->pFile = taosOpenFile(pRaftStore->path, TD_FILE_CREATE | TD_FILE_WRITE);
-  assert(pRaftStore->pFile != NULL);
+  ASSERT(pRaftStore->pFile != NULL);
 
   pRaftStore->currentTerm = 0;
   pRaftStore->voteFor.addr = 0;
   pRaftStore->voteFor.vgId = 0;
 
   int32_t ret = raftStorePersist(pRaftStore);
-  assert(ret == 0);
+  ASSERT(ret == 0);
 
   taosCloseFile(&pRaftStore->pFile);
   return 0;
 }
 
 int32_t raftStoreClose(SRaftStore *pRaftStore) {
-  assert(pRaftStore != NULL);
+  ASSERT(pRaftStore != NULL);
 
   taosCloseFile(&pRaftStore->pFile);
   taosMemoryFree(pRaftStore);
@@ -81,17 +81,17 @@ int32_t raftStoreClose(SRaftStore *pRaftStore) {
 }
 
 int32_t raftStorePersist(SRaftStore *pRaftStore) {
-  assert(pRaftStore != NULL);
+  ASSERT(pRaftStore != NULL);
 
   int32_t ret;
   char    storeBuf[RAFT_STORE_BLOCK_SIZE] = {0};
   ret = raftStoreSerialize(pRaftStore, storeBuf, sizeof(storeBuf));
-  assert(ret == 0);
+  ASSERT(ret == 0);
 
   taosLSeekFile(pRaftStore->pFile, 0, SEEK_SET);
 
   ret = taosWriteFile(pRaftStore->pFile, storeBuf, sizeof(storeBuf));
-  assert(ret == RAFT_STORE_BLOCK_SIZE);
+  ASSERT(ret == RAFT_STORE_BLOCK_SIZE);
 
   taosFsyncFile(pRaftStore->pFile);
   return 0;
@@ -103,7 +103,7 @@ static bool raftStoreFileExist(char *path) {
 }
 
 int32_t raftStoreSerialize(SRaftStore *pRaftStore, char *buf, size_t len) {
-  assert(pRaftStore != NULL);
+  ASSERT(pRaftStore != NULL);
 
   cJSON *pRoot = cJSON_CreateObject();
 
@@ -125,7 +125,7 @@ int32_t raftStoreSerialize(SRaftStore *pRaftStore, char *buf, size_t len) {
 
   char *serialized = cJSON_Print(pRoot);
   int   len2 = strlen(serialized);
-  assert(len2 < len);
+  ASSERT(len2 < len);
   memset(buf, 0, len);
   snprintf(buf, len, "%s", serialized);
   taosMemoryFree(serialized);
@@ -135,17 +135,17 @@ int32_t raftStoreSerialize(SRaftStore *pRaftStore, char *buf, size_t len) {
 }
 
 int32_t raftStoreDeserialize(SRaftStore *pRaftStore, char *buf, size_t len) {
-  assert(pRaftStore != NULL);
+  ASSERT(pRaftStore != NULL);
 
-  assert(len > 0 && len <= RAFT_STORE_BLOCK_SIZE);
+  ASSERT(len > 0 && len <= RAFT_STORE_BLOCK_SIZE);
   cJSON *pRoot = cJSON_Parse(buf);
 
   cJSON *pCurrentTerm = cJSON_GetObjectItem(pRoot, "current_term");
-  assert(cJSON_IsString(pCurrentTerm));
+  ASSERT(cJSON_IsString(pCurrentTerm));
   sscanf(pCurrentTerm->valuestring, "%lu", &(pRaftStore->currentTerm));
 
   cJSON *pVoteForAddr = cJSON_GetObjectItem(pRoot, "vote_for_addr");
-  assert(cJSON_IsString(pVoteForAddr));
+  ASSERT(cJSON_IsString(pVoteForAddr));
   sscanf(pVoteForAddr->valuestring, "%lu", &(pRaftStore->voteFor.addr));
 
   cJSON *pVoteForVgid = cJSON_GetObjectItem(pRoot, "vote_for_vgid");
@@ -161,7 +161,7 @@ bool raftStoreHasVoted(SRaftStore *pRaftStore) {
 }
 
 void raftStoreVote(SRaftStore *pRaftStore, SRaftId *pRaftId) {
-  assert(!syncUtilEmptyId(pRaftId));
+  ASSERT(!syncUtilEmptyId(pRaftId));
   pRaftStore->voteFor = *pRaftId;
   raftStorePersist(pRaftStore);
 }
@@ -216,7 +216,7 @@ cJSON *raftStore2Json(SRaftStore *pRaftStore) {
 
 char *raftStore2Str(SRaftStore *pRaftStore) {
   cJSON *pJson = raftStore2Json(pRaftStore);
-  char * serialized = cJSON_Print(pJson);
+  char  *serialized = cJSON_Print(pJson);
   cJSON_Delete(pJson);
   return serialized;
 }
diff --git a/source/libs/sync/src/syncReplication.c b/source/libs/sync/src/syncReplication.c
index f044ae5733aa7714af208fe9c4208859206ac35e..d6e6fbe52250f47160b205e0a6e7f2d2e6d40486 100644
--- a/source/libs/sync/src/syncReplication.c
+++ b/source/libs/sync/src/syncReplication.c
@@ -49,7 +49,7 @@
 //    /\ UNCHANGED <<serverVars, candidateVars, leaderVars, logVars>>
 //
 int32_t syncNodeAppendEntriesPeers(SSyncNode* pSyncNode) {
-  assert(pSyncNode->state == TAOS_SYNC_STATE_LEADER);
+  ASSERT(pSyncNode->state == TAOS_SYNC_STATE_LEADER);
 
   syncIndexMgrLog2("==syncNodeAppendEntriesPeers== pNextIndex", pSyncNode->pNextIndex);
   syncIndexMgrLog2("==syncNodeAppendEntriesPeers== pMatchIndex", pSyncNode->pMatchIndex);
@@ -68,7 +68,7 @@ int32_t syncNodeAppendEntriesPeers(SSyncNode* pSyncNode) {
     SyncTerm preLogTerm = 0;
     if (preLogIndex >= SYNC_INDEX_BEGIN) {
       SSyncRaftEntry* pPreEntry = pSyncNode->pLogStore->getEntry(pSyncNode->pLogStore, preLogIndex);
-      assert(pPreEntry != NULL);
+      ASSERT(pPreEntry != NULL);
 
       preLogTerm = pPreEntry->term;
       syncEntryDestory(pPreEntry);
@@ -81,12 +81,12 @@ int32_t syncNodeAppendEntriesPeers(SSyncNode* pSyncNode) {
     SSyncRaftEntry*    pEntry = pSyncNode->pLogStore->getEntry(pSyncNode->pLogStore, nextIndex);
     if (pEntry != NULL) {
       pMsg = syncAppendEntriesBuild(pEntry->bytes, pSyncNode->vgId);
-      assert(pMsg != NULL);
+      ASSERT(pMsg != NULL);
 
       // add pEntry into msg
       uint32_t len;
       char*    serialized = syncEntrySerialize(pEntry, &len);
-      assert(len == pEntry->bytes);
+      ASSERT(len == pEntry->bytes);
       memcpy(pMsg->data, serialized, len);
 
       taosMemoryFree(serialized);
@@ -95,10 +95,10 @@ int32_t syncNodeAppendEntriesPeers(SSyncNode* pSyncNode) {
     } else {
       // maybe overflow, send empty record
       pMsg = syncAppendEntriesBuild(0, pSyncNode->vgId);
-      assert(pMsg != NULL);
+      ASSERT(pMsg != NULL);
     }
 
-    assert(pMsg != NULL);
+    ASSERT(pMsg != NULL);
     pMsg->srcId = pSyncNode->myRaftId;
     pMsg->destId = *pDestId;
     pMsg->term = pSyncNode->pRaftStore->currentTerm;
@@ -148,25 +148,32 @@ int32_t syncNodeAppendEntriesPeersSnapshot(SSyncNode* pSyncNode) {
 
     SSyncRaftEntry* pEntry;
     int32_t         code = pSyncNode->pLogStore->syncLogGetEntry(pSyncNode->pLogStore, nextIndex, &pEntry);
-    ASSERT(code == 0);
 
-    if (pEntry != NULL) {
+    if (code == 0) {
+      ASSERT(pEntry != NULL);
+
       pMsg = syncAppendEntriesBuild(pEntry->bytes, pSyncNode->vgId);
       ASSERT(pMsg != NULL);
 
       // add pEntry into msg
       uint32_t len;
       char*    serialized = syncEntrySerialize(pEntry, &len);
-      assert(len == pEntry->bytes);
+      ASSERT(len == pEntry->bytes);
       memcpy(pMsg->data, serialized, len);
 
       taosMemoryFree(serialized);
       syncEntryDestory(pEntry);
 
     } else {
-      // no entry in log
-      pMsg = syncAppendEntriesBuild(0, pSyncNode->vgId);
-      ASSERT(pMsg != NULL);
+      if (terrno == TSDB_CODE_WAL_LOG_NOT_EXIST) {
+        // no entry in log
+        pMsg = syncAppendEntriesBuild(0, pSyncNode->vgId);
+        ASSERT(pMsg != NULL);
+
+      } else {
+        syncNodeLog3("", pSyncNode);
+        ASSERT(0);
+      }
     }
 
     // prepare msg
diff --git a/source/libs/sync/src/syncRequestVote.c b/source/libs/sync/src/syncRequestVote.c
index 9ed7f00982720e4cf4720645e3393bb6d8c84af4..def5c321ad4f29b316ef1ed6597e9cd2ca29adc1 100644
--- a/source/libs/sync/src/syncRequestVote.c
+++ b/source/libs/sync/src/syncRequestVote.c
@@ -52,7 +52,7 @@ int32_t syncNodeOnRequestVoteCb(SSyncNode* ths, SyncRequestVote* pMsg) {
   if (pMsg->term > ths->pRaftStore->currentTerm) {
     syncNodeUpdateTerm(ths, pMsg->term);
   }
-  assert(pMsg->term <= ths->pRaftStore->currentTerm);
+  ASSERT(pMsg->term <= ths->pRaftStore->currentTerm);
 
   bool logOK = (pMsg->lastLogTerm > ths->pLogStore->getLastTerm(ths->pLogStore)) ||
                ((pMsg->lastLogTerm == ths->pLogStore->getLastTerm(ths->pLogStore)) &&
diff --git a/source/libs/sync/src/syncRequestVoteReply.c b/source/libs/sync/src/syncRequestVoteReply.c
index 5d041cefcd62eba0593f1bc19ec17da805a43cb2..60963d0dd3b3bd4f7ce18de1a6746fd446306851 100644
--- a/source/libs/sync/src/syncRequestVoteReply.c
+++ b/source/libs/sync/src/syncRequestVoteReply.c
@@ -50,7 +50,7 @@ int32_t syncNodeOnRequestVoteReplyCb(SSyncNode* ths, SyncRequestVoteReply* pMsg)
     return ret;
   }
 
-  // assert(!(pMsg->term > ths->pRaftStore->currentTerm));
+  // ASSERT(!(pMsg->term > ths->pRaftStore->currentTerm));
   //  no need this code, because if I receive reply.term, then I must have sent for that term.
   //   if (pMsg->term > ths->pRaftStore->currentTerm) {
   //     syncNodeUpdateTerm(ths, pMsg->term);
@@ -65,7 +65,7 @@ int32_t syncNodeOnRequestVoteReplyCb(SSyncNode* ths, SyncRequestVoteReply* pMsg)
     return ret;
   }
 
-  assert(pMsg->term == ths->pRaftStore->currentTerm);
+  ASSERT(pMsg->term == ths->pRaftStore->currentTerm);
 
   // This tallies votes even when the current state is not Candidate,
   // but they won't be looked at, so it doesn't matter.
@@ -115,7 +115,7 @@ int32_t syncNodeOnRequestVoteReplySnapshotCb(SSyncNode* ths, SyncRequestVoteRepl
     return ret;
   }
 
-  // assert(!(pMsg->term > ths->pRaftStore->currentTerm));
+  // ASSERT(!(pMsg->term > ths->pRaftStore->currentTerm));
   //  no need this code, because if I receive reply.term, then I must have sent for that term.
   //   if (pMsg->term > ths->pRaftStore->currentTerm) {
   //     syncNodeUpdateTerm(ths, pMsg->term);
diff --git a/source/libs/sync/src/syncRespMgr.c b/source/libs/sync/src/syncRespMgr.c
index 354575d29e6be2b4abf5a88743572c869d3344f7..48c1b70a04e965145027912c5cbebf6e339cd670 100644
--- a/source/libs/sync/src/syncRespMgr.c
+++ b/source/libs/sync/src/syncRespMgr.c
@@ -22,7 +22,7 @@ SSyncRespMgr *syncRespMgrCreate(void *data, int64_t ttl) {
 
   pObj->pRespHash =
       taosHashInit(sizeof(uint64_t), taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_NO_LOCK);
-  assert(pObj->pRespHash != NULL);
+  ASSERT(pObj->pRespHash != NULL);
   pObj->ttl = ttl;
   pObj->data = data;
   pObj->seqNum = 0;
diff --git a/source/libs/sync/src/syncSnapshot.c b/source/libs/sync/src/syncSnapshot.c
index 68185131d1ff0a2161a729ca1b4b9f7a65007016..3e062d395f63e642fe3b3dcb193b56a7ac38ef79 100644
--- a/source/libs/sync/src/syncSnapshot.c
+++ b/source/libs/sync/src/syncSnapshot.c
@@ -73,41 +73,49 @@ void snapshotSenderStart(SSyncSnapshotSender *pSender, SSnapshot snapshot, void
   pSender->seq = SYNC_SNAPSHOT_SEQ_BEGIN;
   pSender->ack = SYNC_SNAPSHOT_SEQ_INVALID;
 
-  // open snapshot reader
+  // init snapshot and reader
   ASSERT(pSender->pReader == NULL);
   pSender->pReader = pReader;
   pSender->snapshot = snapshot;
 
-  /*
-    // open snapshot reader
-    ASSERT(pSender->pReader == NULL);
-    int32_t ret = pSender->pSyncNode->pFsm->FpSnapshotStartRead(pSender->pSyncNode->pFsm, &(pSender->pReader));
-    ASSERT(ret == 0);
-
-    // get current snapshot info
-    pSender->pSyncNode->pFsm->FpGetSnapshotInfo(pSender->pSyncNode->pFsm, &(pSender->snapshot));
-  */
-
   if (pSender->pCurrentBlock != NULL) {
     taosMemoryFree(pSender->pCurrentBlock);
   }
-
   pSender->blockLen = 0;
 
   if (pSender->snapshot.lastConfigIndex != SYNC_INDEX_INVALID) {
-    SSyncRaftEntry *pEntry =
-        pSender->pSyncNode->pLogStore->getEntry(pSender->pSyncNode->pLogStore, pSender->snapshot.lastConfigIndex);
-    ASSERT(pEntry != NULL);
-
-    SRpcMsg rpcMsg;
-    syncEntry2OriginalRpc(pEntry, &rpcMsg);
-    SSyncCfg lastConfig;
-    int32_t  ret = syncCfgFromStr(rpcMsg.pCont, &lastConfig);
-    ASSERT(ret == 0);
-    pSender->lastConfig = lastConfig;
+    int32_t         code = 0;
+    SSyncRaftEntry *pEntry = NULL;
+    code = pSender->pSyncNode->pLogStore->syncLogGetEntry(pSender->pSyncNode->pLogStore,
+                                                          pSender->snapshot.lastConfigIndex, &pEntry);
+
+    bool getLastConfig = false;
+    if (code == 0) {
+      ASSERT(pEntry != NULL);
+
+      SRpcMsg rpcMsg;
+      syncEntry2OriginalRpc(pEntry, &rpcMsg);
+
+      SSyncCfg lastConfig;
+      int32_t  ret = syncCfgFromStr(rpcMsg.pCont, &lastConfig);
+      ASSERT(ret == 0);
+      pSender->lastConfig = lastConfig;
+      getLastConfig = true;
+
+      rpcFreeCont(rpcMsg.pCont);
+      syncEntryDestory(pEntry);
+    } else {
+      if (pSender->snapshot.lastConfigIndex == pSender->pSyncNode->pRaftCfg->lastConfigIndex) {
+        sTrace("vgId:%d sync sender get cfg from local", pSender->pSyncNode->vgId);
+        pSender->lastConfig = pSender->pSyncNode->pRaftCfg->cfg;
+        getLastConfig = true;
+      }
+    }
 
-    rpcFreeCont(rpcMsg.pCont);
-    syncEntryDestory(pEntry);
+    if (!getLastConfig) {
+      syncNodeLog3("", pSender->pSyncNode);
+      ASSERT(0);
+    }
 
   } else {
     memset(&(pSender->lastConfig), 0, sizeof(SSyncCfg));
diff --git a/source/libs/sync/src/syncUtil.c b/source/libs/sync/src/syncUtil.c
index 1d1ff7ae53682b3b47badc7e04084de89463b2f3..5b73d980c4088966cc56ef0d58e2a097920bbee5 100644
--- a/source/libs/sync/src/syncUtil.c
+++ b/source/libs/sync/src/syncUtil.c
@@ -86,7 +86,7 @@ void syncUtilraftId2EpSet(const SRaftId* raftId, SEpSet* pEpSet) {
 
 void syncUtilnodeInfo2raftId(const SNodeInfo* pNodeInfo, SyncGroupId vgId, SRaftId* raftId) {
   uint32_t ipv4 = taosGetIpv4FromFqdn(pNodeInfo->nodeFqdn);
-  assert(ipv4 != 0xFFFFFFFF);
+  ASSERT(ipv4 != 0xFFFFFFFF);
   char ipbuf[128] = {0};
   tinet_ntoa(ipbuf, ipv4);
   raftId->addr = syncUtilAddr2U64(ipbuf, pNodeInfo->nodePort);
@@ -124,7 +124,7 @@ void syncUtilbufCopyDeep(const SSyncBuffer* src, SSyncBuffer* dest) {
 int32_t syncUtilRand(int32_t max) { return taosRand() % max; }
 
 int32_t syncUtilElectRandomMS(int32_t min, int32_t max) {
-  assert(min > 0 && max > 0 && max >= min);
+  ASSERT(min > 0 && max > 0 && max >= min);
   return min + syncUtilRand(max - min);
 }
 
@@ -201,7 +201,7 @@ bool syncUtilCanPrint(char c) {
 
 char* syncUtilprintBin(char* ptr, uint32_t len) {
   char* s = taosMemoryMalloc(len + 1);
-  assert(s != NULL);
+  ASSERT(s != NULL);
   memset(s, 0, len + 1);
   memcpy(s, ptr, len);
 
@@ -216,7 +216,7 @@ char* syncUtilprintBin(char* ptr, uint32_t len) {
 char* syncUtilprintBin2(char* ptr, uint32_t len) {
   uint32_t len2 = len * 4 + 1;
   char*    s = taosMemoryMalloc(len2);
-  assert(s != NULL);
+  ASSERT(s != NULL);
   memset(s, 0, len2);
 
   char* p = s;
diff --git a/source/libs/sync/src/syncVoteMgr.c b/source/libs/sync/src/syncVoteMgr.c
index 528c2f26c85c17f33f0a783def69ef9f26798b1b..d6c2cbd34e3d90935bc651fac54a697b2e9bbc4e 100644
--- a/source/libs/sync/src/syncVoteMgr.c
+++ b/source/libs/sync/src/syncVoteMgr.c
@@ -24,7 +24,7 @@ static void voteGrantedClearVotes(SVotesGranted *pVotesGranted) {
 
 SVotesGranted *voteGrantedCreate(SSyncNode *pSyncNode) {
   SVotesGranted *pVotesGranted = taosMemoryMalloc(sizeof(SVotesGranted));
-  assert(pVotesGranted != NULL);
+  ASSERT(pVotesGranted != NULL);
   memset(pVotesGranted, 0, sizeof(SVotesGranted));
 
   pVotesGranted->replicas = &(pSyncNode->replicasId);
@@ -62,9 +62,9 @@ bool voteGrantedMajority(SVotesGranted *pVotesGranted) {
 }
 
 void voteGrantedVote(SVotesGranted *pVotesGranted, SyncRequestVoteReply *pMsg) {
-  assert(pMsg->voteGranted == true);
-  assert(pMsg->term == pVotesGranted->term);
-  assert(syncUtilSameId(&pVotesGranted->pSyncNode->myRaftId, &pMsg->destId));
+  ASSERT(pMsg->voteGranted == true);
+  ASSERT(pMsg->term == pVotesGranted->term);
+  ASSERT(syncUtilSameId(&pVotesGranted->pSyncNode->myRaftId, &pMsg->destId));
 
   int j = -1;
   for (int i = 0; i < pVotesGranted->replicaNum; ++i) {
@@ -73,14 +73,14 @@ void voteGrantedVote(SVotesGranted *pVotesGranted, SyncRequestVoteReply *pMsg) {
       break;
     }
   }
-  assert(j != -1);
-  assert(j >= 0 && j < pVotesGranted->replicaNum);
+  ASSERT(j != -1);
+  ASSERT(j >= 0 && j < pVotesGranted->replicaNum);
 
   if (pVotesGranted->isGranted[j] != true) {
     ++(pVotesGranted->votes);
     pVotesGranted->isGranted[j] = true;
   }
-  assert(pVotesGranted->votes <= pVotesGranted->replicaNum);
+  ASSERT(pVotesGranted->votes <= pVotesGranted->replicaNum);
 }
 
 void voteGrantedReset(SVotesGranted *pVotesGranted, SyncTerm term) {
@@ -127,7 +127,7 @@ cJSON *voteGranted2Json(SVotesGranted *pVotesGranted) {
 
 char *voteGranted2Str(SVotesGranted *pVotesGranted) {
   cJSON *pJson = voteGranted2Json(pVotesGranted);
-  char * serialized = cJSON_Print(pJson);
+  char  *serialized = cJSON_Print(pJson);
   cJSON_Delete(pJson);
   return serialized;
 }
@@ -162,7 +162,7 @@ void voteGrantedLog2(char *s, SVotesGranted *pObj) {
 // SVotesRespond -----------------------------
 SVotesRespond *votesRespondCreate(SSyncNode *pSyncNode) {
   SVotesRespond *pVotesRespond = taosMemoryMalloc(sizeof(SVotesRespond));
-  assert(pVotesRespond != NULL);
+  ASSERT(pVotesRespond != NULL);
   memset(pVotesRespond, 0, sizeof(SVotesRespond));
 
   pVotesRespond->replicas = &(pSyncNode->replicasId);
@@ -198,15 +198,15 @@ bool votesResponded(SVotesRespond *pVotesRespond, const SRaftId *pRaftId) {
 }
 
 void votesRespondAdd(SVotesRespond *pVotesRespond, const SyncRequestVoteReply *pMsg) {
-  assert(pVotesRespond->term == pMsg->term);
+  ASSERT(pVotesRespond->term == pMsg->term);
   for (int i = 0; i < pVotesRespond->replicaNum; ++i) {
     if (syncUtilSameId(&((*(pVotesRespond->replicas))[i]), &pMsg->srcId)) {
-      // assert(pVotesRespond->isRespond[i] == false);
+      // ASSERT(pVotesRespond->isRespond[i] == false);
       pVotesRespond->isRespond[i] = true;
       return;
     }
   }
-  assert(0);
+  ASSERT(0);
 }
 
 void votesRespondReset(SVotesRespond *pVotesRespond, SyncTerm term) {
@@ -256,7 +256,7 @@ cJSON *votesRespond2Json(SVotesRespond *pVotesRespond) {
 
 char *votesRespond2Str(SVotesRespond *pVotesRespond) {
   cJSON *pJson = votesRespond2Json(pVotesRespond);
-  char * serialized = cJSON_Print(pJson);
+  char  *serialized = cJSON_Print(pJson);
   cJSON_Delete(pJson);
   return serialized;
 }
diff --git a/source/libs/sync/test/CMakeLists.txt b/source/libs/sync/test/CMakeLists.txt
index 2057aa23a4d07e492a70164017b5111b434218ff..27084286da53dc68c9346af9b5c5c00fa0dc28f2 100644
--- a/source/libs/sync/test/CMakeLists.txt
+++ b/source/libs/sync/test/CMakeLists.txt
@@ -34,6 +34,7 @@ add_executable(syncWriteTest "")
 add_executable(syncReplicateTest "")
 add_executable(syncRefTest "")
 add_executable(syncLogStoreCheck "")
+add_executable(syncLogStoreCheck2 "")
 add_executable(syncRaftCfgTest "")
 add_executable(syncRespMgrTest "")
 add_executable(syncSnapshotTest "")
@@ -196,6 +197,10 @@ target_sources(syncLogStoreCheck
     PRIVATE
     "syncLogStoreCheck.cpp"
 )
+target_sources(syncLogStoreCheck2
+    PRIVATE
+    "syncLogStoreCheck2.cpp"
+)
 target_sources(syncRaftCfgTest
     PRIVATE
     "syncRaftCfgTest.cpp"
@@ -442,6 +447,11 @@ target_include_directories(syncLogStoreCheck
     "${TD_SOURCE_DIR}/include/libs/sync"
     "${CMAKE_CURRENT_SOURCE_DIR}/../inc"
 )
+target_include_directories(syncLogStoreCheck2
+    PUBLIC
+    "${TD_SOURCE_DIR}/include/libs/sync"
+    "${CMAKE_CURRENT_SOURCE_DIR}/../inc"
+)
 target_include_directories(syncRaftCfgTest
     PUBLIC
     "${TD_SOURCE_DIR}/include/libs/sync"
@@ -668,6 +678,10 @@ target_link_libraries(syncLogStoreCheck
     sync
     gtest_main
 )
+target_link_libraries(syncLogStoreCheck2
+    sync
+    gtest_main
+)
 target_link_libraries(syncRaftCfgTest
     sync
     gtest_main
diff --git a/source/libs/sync/test/syncLogStoreCheck2.cpp b/source/libs/sync/test/syncLogStoreCheck2.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..431b291ca797847a00556f5aeb6d231f48061dc6
--- /dev/null
+++ b/source/libs/sync/test/syncLogStoreCheck2.cpp
@@ -0,0 +1,76 @@
+#include <gtest/gtest.h>
+#include <stdio.h>
+#include "syncEnv.h"
+#include "syncIO.h"
+#include "syncInt.h"
+#include "syncRaftLog.h"
+#include "syncRaftStore.h"
+#include "syncUtil.h"
+#include "wal.h"
+
+void logTest() {
+  sTrace("--- sync log test: trace");
+  sDebug("--- sync log test: debug");
+  sInfo("--- sync log test: info");
+  sWarn("--- sync log test: warn");
+  sError("--- sync log test: error");
+  sFatal("--- sync log test: fatal");
+}
+
+void init() {
+  int code = walInit();
+  assert(code == 0);
+}
+
+void cleanup() { walCleanUp(); }
+
+SWal* createWal(char* path, int32_t vgId) {
+  SWalCfg walCfg;
+  memset(&walCfg, 0, sizeof(SWalCfg));
+  walCfg.vgId = vgId;
+  walCfg.fsyncPeriod = 1000;
+  walCfg.retentionPeriod = 1000;
+  walCfg.rollPeriod = 1000;
+  walCfg.retentionSize = 1000;
+  walCfg.segSize = 1000;
+  walCfg.level = TAOS_WAL_FSYNC;
+  SWal* pWal = walOpen(path, &walCfg);
+  assert(pWal != NULL);
+  return pWal;
+}
+
+SSyncNode* createSyncNode(SWal* pWal) {
+  SSyncNode* pSyncNode = (SSyncNode*)taosMemoryMalloc(sizeof(SSyncNode));
+  memset(pSyncNode, 0, sizeof(SSyncNode));
+  pSyncNode->pWal = pWal;
+  return pSyncNode;
+}
+
+void usage(char* exe) { printf("usage: %s path vgId \n", exe); }
+
+int main(int argc, char** argv) {
+  if (argc != 3) {
+    usage(argv[0]);
+    exit(-1);
+  }
+  char*   path = argv[1];
+  int32_t vgId = atoi(argv[2]);
+
+  init();
+  SWal* pWal = createWal(path, vgId);
+  assert(pWal != NULL);
+  SSyncNode* pSyncNode = createSyncNode(pWal);
+  assert(pSyncNode != NULL);
+
+  SSyncLogStore* pLog = logStoreCreate(pSyncNode);
+  assert(pLog != NULL);
+
+  logStorePrint2((char*)"==syncLogStoreCheck==", pLog);
+
+  walClose(pWal);
+  logStoreDestory(pLog);
+  taosMemoryFree(pSyncNode);
+
+  cleanup();
+  return 0;
+}
diff --git a/source/libs/sync/test/syncRaftLogTest2.cpp b/source/libs/sync/test/syncRaftLogTest2.cpp
index 32ff441a6f43fdaf8cce260473ebb89d635348c6..bd6fa7c2c3c5616b206540e63e0b52821608691f 100644
--- a/source/libs/sync/test/syncRaftLogTest2.cpp
+++ b/source/libs/sync/test/syncRaftLogTest2.cpp
@@ -69,6 +69,7 @@ void test1() {
   init();
   pLogStore = logStoreCreate(pSyncNode);
   assert(pLogStore);
+  pSyncNode->pLogStore = pLogStore;
   logStoreLog2((char*)"\n\n\ntest1 ----- ", pLogStore);
 
   if (gAssert) {
@@ -88,6 +89,7 @@ void test1() {
   init();
   pLogStore = logStoreCreate(pSyncNode);
   assert(pLogStore);
+  pSyncNode->pLogStore = pLogStore;
   logStoreLog2((char*)"\n\n\ntest1 restart ----- ", pLogStore);
 
   if (gAssert) {
@@ -110,6 +112,7 @@ void test2() {
   init();
   pLogStore = logStoreCreate(pSyncNode);
   assert(pLogStore);
+  pSyncNode->pLogStore = pLogStore;
   pLogStore->syncLogSetBeginIndex(pLogStore, 5);
   logStoreLog2((char*)"\n\n\ntest2 ----- ", pLogStore);
 
@@ -130,6 +133,7 @@ void test2() {
   init();
   pLogStore = logStoreCreate(pSyncNode);
   assert(pLogStore);
+  pSyncNode->pLogStore = pLogStore;
   logStoreLog2((char*)"\n\n\ntest2 restart ----- ", pLogStore);
 
   if (gAssert) {
@@ -152,6 +156,7 @@ void test3() {
   init();
   pLogStore = logStoreCreate(pSyncNode);
   assert(pLogStore);
+  pSyncNode->pLogStore = pLogStore;
   logStoreLog2((char*)"\n\n\ntest3 ----- ", pLogStore);
 
   if (gAssert) {
@@ -198,6 +203,7 @@ void test3() {
   init();
   pLogStore = logStoreCreate(pSyncNode);
   assert(pLogStore);
+  pSyncNode->pLogStore = pLogStore;
   logStoreLog2((char*)"\n\n\ntest3 restart ----- ", pLogStore);
 
   if (gAssert) {
@@ -220,6 +226,7 @@ void test4() {
   init();
   pLogStore = logStoreCreate(pSyncNode);
   assert(pLogStore);
+  pSyncNode->pLogStore = pLogStore;
   logStoreLog2((char*)"\n\n\ntest4 ----- ", pLogStore);
   pLogStore->syncLogSetBeginIndex(pLogStore, 5);
 
@@ -257,6 +264,7 @@ void test4() {
   init();
   pLogStore = logStoreCreate(pSyncNode);
   assert(pLogStore);
+  pSyncNode->pLogStore = pLogStore;
   logStoreLog2((char*)"\n\n\ntest4 restart ----- ", pLogStore);
 
   if (gAssert) {
@@ -279,6 +287,7 @@ void test5() {
   init();
   pLogStore = logStoreCreate(pSyncNode);
   assert(pLogStore);
+  pSyncNode->pLogStore = pLogStore;
   logStoreLog2((char*)"\n\n\ntest5 ----- ", pLogStore);
   pLogStore->syncLogSetBeginIndex(pLogStore, 5);
 
@@ -329,6 +338,7 @@ void test5() {
   init();
   pLogStore = logStoreCreate(pSyncNode);
   assert(pLogStore);
+  pSyncNode->pLogStore = pLogStore;
   logStoreLog2((char*)"\n\n\ntest5 restart ----- ", pLogStore);
 
   if (gAssert) {
@@ -351,6 +361,7 @@ void test6() {
   init();
   pLogStore = logStoreCreate(pSyncNode);
   assert(pLogStore);
+  pSyncNode->pLogStore = pLogStore;
   logStoreLog2((char*)"\n\n\ntest6 ----- ", pLogStore);
   pLogStore->syncLogSetBeginIndex(pLogStore, 5);
 
@@ -401,6 +412,7 @@ void test6() {
   init();
   pLogStore = logStoreCreate(pSyncNode);
   assert(pLogStore);
+  pSyncNode->pLogStore = pLogStore;
   logStoreLog2((char*)"\n\n\ntest6 restart ----- ", pLogStore);
 
   if (gAssert) {
diff --git a/source/libs/wal/src/walRead.c b/source/libs/wal/src/walRead.c
index e940191ceafe7688f606df47114920360e16dad0..b1129b441cacfe32ed7f76fbe62a0bb8cb575acf 100644
--- a/source/libs/wal/src/walRead.c
+++ b/source/libs/wal/src/walRead.c
@@ -259,6 +259,12 @@ int32_t walReadWithHandle_s(SWalReadHandle *pRead, int64_t ver, SWalReadHead **p
 
 int32_t walReadWithHandle(SWalReadHandle *pRead, int64_t ver) {
   int64_t code;
+
+  if (pRead->pWal->vers.firstVer == -1) {
+    terrno = TSDB_CODE_WAL_LOG_NOT_EXIST;
+    return -1;
+  }
+
   // TODO: check wal life
   if (pRead->curVersion != ver) {
     if (walReadSeekVer(pRead, ver) < 0) {