diff --git a/include/libs/sync/sync.h b/include/libs/sync/sync.h
index 0ec741ec3e..f5881837c6 100644
--- a/include/libs/sync/sync.h
+++ b/include/libs/sync/sync.h
@@ -131,10 +131,6 @@ typedef struct SStateMgr {
 typedef struct {
   SyncGroupId   vgId;
   SSyncCfg      syncCfg;
-  SSyncLogStore logStore;
-  SStateMgr     stateManager;
-  SSyncFSM      syncFsm;
-
 } SSyncInfo;
 
 struct SSyncNode;
diff --git a/source/libs/sync/inc/syncAppendEntries.h b/source/libs/sync/inc/syncAppendEntries.h
index 9ca0de19c5..b7c1c051cc 100644
--- a/source/libs/sync/inc/syncAppendEntries.h
+++ b/source/libs/sync/inc/syncAppendEntries.h
@@ -23,6 +23,7 @@ extern "C" {
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include "syncInt.h"
 #include "syncMessage.h"
 #include "syncRaft.h"
 #include "taosdef.h"
diff --git a/source/libs/sync/inc/syncAppendEntriesReply.h b/source/libs/sync/inc/syncAppendEntriesReply.h
index 8b5cbf1da5..22f8eb464f 100644
--- a/source/libs/sync/inc/syncAppendEntriesReply.h
+++ b/source/libs/sync/inc/syncAppendEntriesReply.h
@@ -23,6 +23,7 @@ extern "C" {
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include "syncInt.h"
 #include "syncMessage.h"
 #include "syncRaft.h"
 #include "taosdef.h"
diff --git a/source/libs/sync/inc/syncElection.h b/source/libs/sync/inc/syncElection.h
index 34dfdb3d09..0c86e9a6d3 100644
--- a/source/libs/sync/inc/syncElection.h
+++ b/source/libs/sync/inc/syncElection.h
@@ -24,6 +24,7 @@ extern "C" {
 #include <stdio.h>
 #include <stdlib.h>
 #include "taosdef.h"
+#include "syncInt.h"
 
 #ifdef __cplusplus
 }
diff --git a/source/libs/sync/inc/syncIO.h b/source/libs/sync/inc/syncIO.h
index 4bfeadb15a..54a3d2b8c1 100644
--- a/source/libs/sync/inc/syncIO.h
+++ b/source/libs/sync/inc/syncIO.h
@@ -50,13 +50,16 @@ typedef struct SSyncIO {
 
 } SSyncIO;
 
+int32_t syncIOStart();
+int32_t syncIOStop();
+
 SSyncIO *syncIOCreate();
 
-static int32_t syncIOStart(SSyncIO *io);
-static int32_t syncIOStop(SSyncIO *io);
-static int32_t syncIOPing(SSyncIO *io);
-static int32_t syncIOOnMessage(struct SSyncIO *io, void *pParent, SRpcMsg *pMsg, SEpSet *pEpSet);
-static int32_t syncIODestroy(SSyncIO *io);
+static int32_t doSyncIOStart(SSyncIO *io);
+static int32_t doSyncIOStop(SSyncIO *io);
+static int32_t doSyncIOPing(SSyncIO *io);
+static int32_t doSyncIOOnMessage(struct SSyncIO *io, void *pParent, SRpcMsg *pMsg, SEpSet *pEpSet);
+static int32_t doSyncIODestroy(SSyncIO *io);
 
 #ifdef __cplusplus
 }
diff --git a/source/libs/sync/inc/syncMessage.h b/source/libs/sync/inc/syncMessage.h
index f410c8cf6e..41a19eb49a 100644
--- a/source/libs/sync/inc/syncMessage.h
+++ b/source/libs/sync/inc/syncMessage.h
@@ -23,7 +23,7 @@ extern "C" {
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include "sync.h"
+#include "syncInt.h"
 #include "syncRaftEntry.h"
 #include "taosdef.h"
 
diff --git a/source/libs/sync/inc/syncRaft.h b/source/libs/sync/inc/syncRaft.h
index f11ef50b06..3964b95f28 100644
--- a/source/libs/sync/inc/syncRaft.h
+++ b/source/libs/sync/inc/syncRaft.h
@@ -23,7 +23,7 @@ extern "C" {
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include "sync.h"
+#include "syncInt.h"
 #include "syncMessage.h"
 #include "taosdef.h"
 
@@ -34,6 +34,11 @@ typedef struct SRaftId {
 
 typedef struct SRaft {
   SRaftId id;
+
+  SSyncLogStore *logStore;
+  SStateMgr     *stateManager;
+  SSyncFSM      *syncFsm;
+
 } SRaft;
 
 int32_t raftPropose(SRaft* pRaft, const SSyncBuffer* pBuf, bool isWeak);
diff --git a/source/libs/sync/inc/syncRaftEntry.h b/source/libs/sync/inc/syncRaftEntry.h
index 65f77f3759..516bef4d48 100644
--- a/source/libs/sync/inc/syncRaftEntry.h
+++ b/source/libs/sync/inc/syncRaftEntry.h
@@ -23,7 +23,7 @@ extern "C" {
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include "sync.h"
+#include "syncInt.h"
 #include "taosdef.h"
 
 typedef struct SSyncRaftEntry {
diff --git a/source/libs/sync/inc/syncRaftLog.h b/source/libs/sync/inc/syncRaftLog.h
index 8c4b5116ea..ee971062cf 100644
--- a/source/libs/sync/inc/syncRaftLog.h
+++ b/source/libs/sync/inc/syncRaftLog.h
@@ -23,7 +23,7 @@ extern "C" {
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include "sync.h"
+#include "syncInt.h"
 #include "taosdef.h"
 
 int32_t raftLogAppendEntry(struct SSyncLogStore* pLogStore, SSyncBuffer* pBuf);
diff --git a/source/libs/sync/inc/syncReplication.h b/source/libs/sync/inc/syncReplication.h
index 40c5ff790b..bfe071853c 100644
--- a/source/libs/sync/inc/syncReplication.h
+++ b/source/libs/sync/inc/syncReplication.h
@@ -24,6 +24,7 @@ extern "C" {
 #include <stdio.h>
 #include <stdlib.h>
 #include "taosdef.h"
+#include "syncInt.h"
 
 #ifdef __cplusplus
 }
diff --git a/source/libs/sync/inc/syncRequestVote.h b/source/libs/sync/inc/syncRequestVote.h
index 3ff96bbe8f..c2eca55151 100644
--- a/source/libs/sync/inc/syncRequestVote.h
+++ b/source/libs/sync/inc/syncRequestVote.h
@@ -23,6 +23,7 @@ extern "C" {
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include "syncInt.h"
 #include "syncMessage.h"
 #include "syncRaft.h"
 #include "taosdef.h"
diff --git a/source/libs/sync/inc/syncRequestVoteReply.h b/source/libs/sync/inc/syncRequestVoteReply.h
index 033ac89bc2..38068dd0e2 100644
--- a/source/libs/sync/inc/syncRequestVoteReply.h
+++ b/source/libs/sync/inc/syncRequestVoteReply.h
@@ -23,6 +23,7 @@ extern "C" {
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include "syncInt.h"
 #include "syncMessage.h"
 #include "syncRaft.h"
 #include "taosdef.h"
diff --git a/source/libs/sync/inc/syncSnapshot.h b/source/libs/sync/inc/syncSnapshot.h
index 3b6121578a..89fcb230fb 100644
--- a/source/libs/sync/inc/syncSnapshot.h
+++ b/source/libs/sync/inc/syncSnapshot.h
@@ -23,7 +23,7 @@ extern "C" {
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include "sync.h"
+#include "syncInt.h"
 #include "syncRaft.h"
 #include "taosdef.h"
 
diff --git a/source/libs/sync/inc/syncTimeout.h b/source/libs/sync/inc/syncTimeout.h
index 8159d2566c..2f5517069e 100644
--- a/source/libs/sync/inc/syncTimeout.h
+++ b/source/libs/sync/inc/syncTimeout.h
@@ -26,6 +26,7 @@ extern "C" {
 #include "syncMessage.h"
 #include "syncRaft.h"
 #include "taosdef.h"
+#include "syncInt.h"
 
 void onTimeout(SRaft *pRaft, void *pMsg);
 
diff --git a/source/libs/sync/inc/syncVoteMgr.h b/source/libs/sync/inc/syncVoteMgr.h
new file mode 100644
index 0000000000..93729a859c
--- /dev/null
+++ b/source/libs/sync/inc/syncVoteMgr.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
+ *
+ * This program is free software: you can use, redistribute, and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3
+ * or later ("AGPL"), as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _TD_LIBS_SYNC_VOTG_MGR_H
+#define _TD_LIBS_SYNC_VOTG_MGR_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include "taosdef.h"
+#include "syncInt.h"
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /*_TD_LIBS_SYNC_VOTG_MGR_H*/
diff --git a/source/libs/sync/src/syncAppendEntries.c b/source/libs/sync/src/syncAppendEntries.c
index 65654564ab..2b9c59ec92 100644
--- a/source/libs/sync/src/syncAppendEntries.c
+++ b/source/libs/sync/src/syncAppendEntries.c
@@ -14,7 +14,6 @@
  */
 
 #include "syncAppendEntries.h"
-#include "sync.h"
 
 void appendEntries(SRaft *pRaft, const SyncAppendEntries *pMsg) {
   // TLA+ Spec
diff --git a/source/libs/sync/src/syncAppendEntriesReply.c b/source/libs/sync/src/syncAppendEntriesReply.c
index 20235ef720..05734237b9 100644
--- a/source/libs/sync/src/syncAppendEntriesReply.c
+++ b/source/libs/sync/src/syncAppendEntriesReply.c
@@ -14,7 +14,6 @@
  */
 
 #include "syncAppendEntriesReply.h"
-#include "sync.h"
 
 void onAppendEntriesReply(SRaft *pRaft, const SyncAppendEntriesReply *pMsg) {
   // TLA+ Spec
diff --git a/source/libs/sync/src/syncElection.c b/source/libs/sync/src/syncElection.c
index 738fc4c5e1..329105e2a1 100644
--- a/source/libs/sync/src/syncElection.c
+++ b/source/libs/sync/src/syncElection.c
@@ -13,4 +13,4 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "sync.h"
+#include "syncElection.h"
diff --git a/source/libs/sync/src/syncEnv.c b/source/libs/sync/src/syncEnv.c
index b314e89b44..e71cf55cb1 100644
--- a/source/libs/sync/src/syncEnv.c
+++ b/source/libs/sync/src/syncEnv.c
@@ -15,8 +15,6 @@
 
 #include "syncEnv.h"
 #include <assert.h>
-#include "sync.h"
-#include "syncInt.h"
 
 SSyncEnv *gSyncEnv = NULL;
 
diff --git a/source/libs/sync/src/syncIO.c b/source/libs/sync/src/syncIO.c
index 736dd6632c..0e32d9ac50 100644
--- a/source/libs/sync/src/syncIO.c
+++ b/source/libs/sync/src/syncIO.c
@@ -20,6 +20,10 @@
 #include "ttimer.h"
 #include "tutil.h"
 
+int32_t syncIOStart() { return 0; }
+
+int32_t syncIOStop() { return 0; }
+
 static void syncTick(void *param, void *tmrId) {
   SSyncIO *io = (SSyncIO *)param;
   sDebug("syncTick ... ");
@@ -114,16 +118,16 @@ SSyncIO *syncIOCreate() {
   io->pQset = taosOpenQset();
   taosAddIntoQset(io->pQset, io->pMsgQ, NULL);
 
-  io->start = syncIOStart;
-  io->stop = syncIOStop;
-  io->ping = syncIOPing;
-  io->onMessage = syncIOOnMessage;
-  io->destroy = syncIODestroy;
+  io->start = doSyncIOStart;
+  io->stop = doSyncIOStop;
+  io->ping = doSyncIOPing;
+  io->onMessage = doSyncIOOnMessage;
+  io->destroy = doSyncIODestroy;
 
   return io;
 }
 
-static int32_t syncIOStart(SSyncIO *io) {
+static int32_t doSyncIOStart(SSyncIO *io) {
   taosBlockSIGPIPE();
 
   tsRpcForceTcp = 1;
@@ -191,13 +195,13 @@ static int32_t syncIOStart(SSyncIO *io) {
   return 0;
 }
 
-static int32_t syncIOStop(SSyncIO *io) {
+static int32_t doSyncIOStop(SSyncIO *io) {
   atomic_store_8(&io->isStart, 0);
   pthread_join(io->tid, NULL);
   return 0;
 }
 
-static int32_t syncIOPing(SSyncIO *io) {
+static int32_t doSyncIOPing(SSyncIO *io) {
   SRpcMsg rpcMsg, rspMsg;
 
   rpcMsg.pCont = rpcMallocCont(10);
@@ -211,9 +215,9 @@ static int32_t syncIOPing(SSyncIO *io) {
   return 0;
 }
 
-static int32_t syncIOOnMessage(struct SSyncIO *io, void *pParent, SRpcMsg *pMsg, SEpSet *pEpSet) { return 0; }
+static int32_t doSyncIOOnMessage(struct SSyncIO *io, void *pParent, SRpcMsg *pMsg, SEpSet *pEpSet) { return 0; }
 
-static int32_t syncIODestroy(SSyncIO *io) {
+static int32_t doSyncIODestroy(SSyncIO *io) {
   int8_t start = atomic_load_8(&io->isStart);
   assert(start == 0);
 
diff --git a/source/libs/sync/src/syncMain.c b/source/libs/sync/src/syncMain.c
index 4606496141..0e7d83d39a 100644
--- a/source/libs/sync/src/syncMain.c
+++ b/source/libs/sync/src/syncMain.c
@@ -14,7 +14,6 @@
  */
 
 #include <stdint.h>
-#include "sync.h"
 #include "syncEnv.h"
 #include "syncInt.h"
 
diff --git a/source/libs/sync/src/syncMessage.c b/source/libs/sync/src/syncMessage.c
index dcfc940f76..8937303725 100644
--- a/source/libs/sync/src/syncMessage.c
+++ b/source/libs/sync/src/syncMessage.c
@@ -14,7 +14,6 @@
  */
 
 #include "syncMessage.h"
-#include "sync.h"
 #include "syncRaft.h"
 
 void onMessage(SRaft *pRaft, void *pMsg) {}
\ No newline at end of file
diff --git a/source/libs/sync/src/syncOnMessage.c b/source/libs/sync/src/syncOnMessage.c
index 738fc4c5e1..19a97ee156 100644
--- a/source/libs/sync/src/syncOnMessage.c
+++ b/source/libs/sync/src/syncOnMessage.c
@@ -13,4 +13,4 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "sync.h"
+#include "syncOnMessage.h"
diff --git a/source/libs/sync/src/syncRaft.c b/source/libs/sync/src/syncRaft.c
index 85c2c6fe27..f0a29917e0 100644
--- a/source/libs/sync/src/syncRaft.c
+++ b/source/libs/sync/src/syncRaft.c
@@ -14,7 +14,6 @@
  */
 
 #include "syncRaft.h"
-#include "sync.h"
 
 int32_t raftPropose(SRaft* pRaft, const SSyncBuffer* pBuf, bool isWeak) { return 0; }
 
diff --git a/source/libs/sync/src/syncRaftEntry.c b/source/libs/sync/src/syncRaftEntry.c
index 738fc4c5e1..e525d3c7c2 100644
--- a/source/libs/sync/src/syncRaftEntry.c
+++ b/source/libs/sync/src/syncRaftEntry.c
@@ -13,4 +13,4 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "sync.h"
+#include "syncRaftEntry.h"
diff --git a/source/libs/sync/src/syncRaftLog.c b/source/libs/sync/src/syncRaftLog.c
index 4a5fc201b0..37bb3ce48c 100644
--- a/source/libs/sync/src/syncRaftLog.c
+++ b/source/libs/sync/src/syncRaftLog.c
@@ -14,7 +14,6 @@
  */
 
 #include "syncRaftLog.h"
-#include "sync.h"
 
 int32_t raftLogAppendEntry(struct SSyncLogStore* pLogStore, SSyncBuffer* pBuf) { return 0; }
 
diff --git a/source/libs/sync/src/syncRaftStore.c b/source/libs/sync/src/syncRaftStore.c
index 7d9c812f8a..4391f5d25c 100644
--- a/source/libs/sync/src/syncRaftStore.c
+++ b/source/libs/sync/src/syncRaftStore.c
@@ -15,7 +15,6 @@
 
 #include "syncRaftStore.h"
 #include "cJSON.h"
-#include "sync.h"
 
 SRaftStore *raftStoreOpen(const char *path) {
   int32_t ret;
diff --git a/source/libs/sync/src/syncReplication.c b/source/libs/sync/src/syncReplication.c
index 738fc4c5e1..4cea7c150e 100644
--- a/source/libs/sync/src/syncReplication.c
+++ b/source/libs/sync/src/syncReplication.c
@@ -13,4 +13,4 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "sync.h"
+#include "syncReplication.h"
diff --git a/source/libs/sync/src/syncRequestVote.c b/source/libs/sync/src/syncRequestVote.c
index 88056c95ff..7aee47b8e4 100644
--- a/source/libs/sync/src/syncRequestVote.c
+++ b/source/libs/sync/src/syncRequestVote.c
@@ -14,7 +14,6 @@
  */
 
 #include "syncRequestVote.h"
-#include "sync.h"
 
 void requestVote(SRaft *pRaft, const SyncRequestVote *pMsg) {
   // TLA+ Spec
diff --git a/source/libs/sync/src/syncRequestVoteReply.c b/source/libs/sync/src/syncRequestVoteReply.c
index 4ca1b1343f..a9c88a7975 100644
--- a/source/libs/sync/src/syncRequestVoteReply.c
+++ b/source/libs/sync/src/syncRequestVoteReply.c
@@ -14,7 +14,6 @@
  */
 
 #include "syncRequestVoteReply.h"
-#include "sync.h"
 
 void onRequestVoteReply(SRaft *pRaft, const SyncRequestVoteReply *pMsg) {
   // TLA+ Spec
diff --git a/source/libs/sync/src/syncSnapshot.c b/source/libs/sync/src/syncSnapshot.c
index 8a27f097d1..da194780ff 100644
--- a/source/libs/sync/src/syncSnapshot.c
+++ b/source/libs/sync/src/syncSnapshot.c
@@ -14,7 +14,6 @@
  */
 
 #include "syncSnapshot.h"
-#include "sync.h"
 #include "syncRaft.h"
 
 int32_t takeSnapshot(SSyncFSM *pFsm, SSnapshot *pSnapshot) { return 0; }
diff --git a/source/libs/sync/src/syncTimeout.c b/source/libs/sync/src/syncTimeout.c
index 206dd70046..e27df55d07 100644
--- a/source/libs/sync/src/syncTimeout.c
+++ b/source/libs/sync/src/syncTimeout.c
@@ -14,6 +14,5 @@
  */
 
 #include "syncTimeout.h"
-#include "sync.h"
 
 void onTimeout(SRaft *pRaft, void *pMsg) {}
\ No newline at end of file
diff --git a/source/libs/sync/src/syncVoteMgr.c b/source/libs/sync/src/syncVoteMgr.c
new file mode 100644
index 0000000000..02cf4ac033
--- /dev/null
+++ b/source/libs/sync/src/syncVoteMgr.c
@@ -0,0 +1,16 @@
+/*
+ * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
+ *
+ * This program is free software: you can use, redistribute, and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3
+ * or later ("AGPL"), as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "syncVoteMgr.h"
diff --git a/source/libs/sync/test/syncEnvTest.cpp b/source/libs/sync/test/syncEnvTest.cpp
index 5b8ccabdcc..c682284b25 100644
--- a/source/libs/sync/test/syncEnvTest.cpp
+++ b/source/libs/sync/test/syncEnvTest.cpp
@@ -1,52 +1,40 @@
+#include "syncEnv.h"
 #include <stdio.h>
 #include "syncIO.h"
 #include "syncInt.h"
 #include "syncRaftStore.h"
 
-void *pingFunc(void *param) {
-  SSyncIO *io = (SSyncIO *)param;
-  while (1) {
-    sDebug("io->ping");
-    io->ping(io);
-    sleep(1);
-  }
-  return NULL;
+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");
 }
 
 int main() {
+  taosInitLog((char*)"syncEnvTest.log", 100000, 10);
   tsAsyncLog = 0;
-  taosInitLog((char *)"syncTest.log", 100000, 10);
+  sDebugFlag = 143 + 64;
 
-  SRaftStore *pRaftStore = raftStoreOpen("./raft_store.json");
-  assert(pRaftStore != NULL);
+  logTest();
 
-  raftStorePrint(pRaftStore);
+  int32_t ret = syncEnvStart();
+  assert(ret == 0);
 
-  pRaftStore->currentTerm = 100;
-  pRaftStore->voteFor.addr = 200;
-  pRaftStore->voteFor.vgId = 300;
+  ret = syncIOStart();
+  assert(ret == 0);
 
-  raftStorePrint(pRaftStore);
+  SSyncInfo syncInfo;
+  syncInfo.vgId = 1;
 
-  raftStorePersist(pRaftStore);
-
-  tsAsyncLog = 0;
-  taosInitLog((char *)"syncTest.log", 100000, 10);
-
-  sDebug("sync test");
-
-  SSyncIO *syncIO = syncIOCreate();
-  assert(syncIO != NULL);
-
-  syncIO->start(syncIO);
-
-  sleep(2);
-
-  pthread_t tid;
-  pthread_create(&tid, NULL, pingFunc, syncIO);
+  SSyncNode* pSyncNode = syncNodeStart(&syncInfo);
+  assert(pSyncNode != NULL);
 
   while (1) {
-    sleep(1);
+    taosMsleep(1000);
   }
+
   return 0;
 }
diff --git a/source/libs/sync/test/syncTest.cpp b/source/libs/sync/test/syncTest.cpp
index 8e85278960..12b0905fa0 100644
--- a/source/libs/sync/test/syncTest.cpp
+++ b/source/libs/sync/test/syncTest.cpp
@@ -25,8 +25,6 @@ int main() {
   sError("sync log test: error");
   sFatal("sync log test: fatal");
 
-
-
   SRaftStore *pRaftStore = raftStoreOpen("./raft_store.json");
   assert(pRaftStore != NULL);