diff --git a/source/libs/sync/inc/sync_raft_progress_tracker.h b/source/libs/sync/inc/sync_raft_progress_tracker.h
index 8adb0b4736..3a448290c8 100644
--- a/source/libs/sync/inc/sync_raft_progress_tracker.h
+++ b/source/libs/sync/inc/sync_raft_progress_tracker.h
@@ -21,6 +21,7 @@
 #include "sync_raft_quorum_joint.h"
 #include "sync_raft_progress.h"
 #include "sync_raft_proto.h"
+#include "thash.h"
 
 struct SSyncRaftProgressTrackerConfig {
   SSyncRaftQuorumJointConfig voters;
@@ -83,7 +84,9 @@ struct SSyncRaftProgressTracker {
 
   SSyncRaftProgressMap progressMap;
 
-	ESyncRaftVoteType votes[TSDB_MAX_REPLICA];
+	// nodeid -> ESyncRaftVoteType map
+	SHashObj* votesMap;
+
   int maxInflightMsgs;
 };
 
@@ -98,7 +101,7 @@ void syncRaftProgressVisit(SSyncRaftProgressTracker*, visitProgressFp visit, voi
  * syncRaftRecordVote records that the node with the given id voted for this Raft
  * instance if v == true (and declined it otherwise).
  **/
-void syncRaftRecordVote(SSyncRaftProgressTracker* tracker, int i, bool grant);
+void syncRaftRecordVote(SSyncRaftProgressTracker* tracker, SyncNodeId id, bool grant);
 
 void syncRaftCloneTrackerConfig(const SSyncRaftProgressTrackerConfig* config, SSyncRaftProgressTrackerConfig* result);
 
diff --git a/source/libs/sync/inc/sync_raft_quorum_joint.h b/source/libs/sync/inc/sync_raft_quorum_joint.h
index 0637a9be9a..4a5b749a0e 100644
--- a/source/libs/sync/inc/sync_raft_quorum_joint.h
+++ b/source/libs/sync/inc/sync_raft_quorum_joint.h
@@ -20,6 +20,7 @@
 #include "sync.h"
 #include "sync_type.h"
 #include "sync_raft_node_map.h"
+#include "thash.h"
 
 /**
  * SSyncRaftQuorumJointConfig is a configuration of two groups of (possibly overlapping)
@@ -35,7 +36,7 @@ typedef struct SSyncRaftQuorumJointConfig {
  * a result indicating whether the vote is pending, lost, or won. A joint quorum
  * requires both majority quorums to vote in favor.
  **/
-ESyncRaftVoteType syncRaftVoteResult(SSyncRaftQuorumJointConfig* config, const ESyncRaftVoteType* votes);
+ESyncRaftVoteType syncRaftVoteResult(SSyncRaftQuorumJointConfig* config, SHashObj* votesMap);
 
 static FORCE_INLINE bool syncRaftJointConfigInOutgoing(const SSyncRaftQuorumJointConfig* config, SyncNodeId id) {
   return syncRaftIsInNodeMap(&config->outgoing, id);
diff --git a/source/libs/sync/inc/sync_raft_quorum_majority.h b/source/libs/sync/inc/sync_raft_quorum_majority.h
index 0512a4dc87..38df40147a 100644
--- a/source/libs/sync/inc/sync_raft_quorum_majority.h
+++ b/source/libs/sync/inc/sync_raft_quorum_majority.h
@@ -19,6 +19,7 @@
 #include "sync.h"
 #include "sync_type.h"
 #include "sync_raft_quorum.h"
+#include "thash.h"
 
 /**
  * syncRaftMajorityVoteResult takes a mapping of voters to yes/no (true/false) votes and returns
@@ -26,6 +27,6 @@
  * yes/no has been reached), won (a quorum of yes has been reached), or lost (a
  * quorum of no has been reached).
  **/
-ESyncRaftVoteResult syncRaftMajorityVoteResult(SSyncRaftNodeMap* config, const ESyncRaftVoteType* votes);
+ESyncRaftVoteResult syncRaftMajorityVoteResult(SSyncRaftNodeMap* config, SHashObj* votesMap);
 
 #endif /* _TD_LIBS_SYNC_RAFT_QUORUM_MAJORITY_H */
diff --git a/source/libs/sync/inc/sync_type.h b/source/libs/sync/inc/sync_type.h
index 6d29e019cc..fcb0940609 100644
--- a/source/libs/sync/inc/sync_type.h
+++ b/source/libs/sync/inc/sync_type.h
@@ -77,9 +77,6 @@ typedef enum {
 } ESyncRaftElectionType;
 
 typedef enum {
-  // the init vote resp status
-  SYNC_RAFT_VOTE_RESP_UNKNOWN = 0,
-
   // grant the vote request
   SYNC_RAFT_VOTE_RESP_GRANT   = 1,
 
diff --git a/source/libs/sync/src/sync.c b/source/libs/sync/src/sync.c
index 2f25828d5d..06af8ff6c2 100644
--- a/source/libs/sync/src/sync.c
+++ b/source/libs/sync/src/sync.c
@@ -99,7 +99,7 @@ void syncCleanUp() {
 SSyncNode* syncStart(const SSyncInfo* pInfo) {
   pthread_mutex_lock(&gSyncManager->mutex);
 
-  SSyncNode **ppNode = taosHashGet(gSyncManager->vgroupTable, &pInfo->vgId, sizeof(SyncGroupId));
+  SSyncNode **ppNode = taosHashGet(gSyncManager->vgroupTable, &pInfo->vgId, sizeof(SyncGroupId*));
   if (ppNode != NULL) {
     syncInfo("vgroup %d already exist", pInfo->vgId);
     pthread_mutex_unlock(&gSyncManager->mutex);
@@ -140,7 +140,7 @@ SSyncNode* syncStart(const SSyncInfo* pInfo) {
 void syncStop(const SSyncNode* pNode) {
   pthread_mutex_lock(&gSyncManager->mutex);
 
-  SSyncNode **ppNode = taosHashGet(gSyncManager->vgroupTable, &pNode->vgId, sizeof(SyncGroupId));
+  SSyncNode **ppNode = taosHashGet(gSyncManager->vgroupTable, &pNode->vgId, sizeof(SyncGroupId*));
   if (ppNode == NULL) {
     syncInfo("vgroup %d not exist", pNode->vgId);
     pthread_mutex_unlock(&gSyncManager->mutex);
@@ -288,7 +288,7 @@ static void *syncWorkerMain(void *argv) {
 
 static void syncNodeTick(void *param, void *tmrId) {
   SyncGroupId vgId = (SyncGroupId)param;
-  SSyncNode **ppNode = taosHashGet(gSyncManager->vgroupTable, &vgId, sizeof(SyncGroupId));
+  SSyncNode **ppNode = taosHashGet(gSyncManager->vgroupTable, &vgId, sizeof(SyncGroupId*));
   if (ppNode == NULL) {
     return;
   }
diff --git a/source/libs/sync/src/sync_raft_election.c b/source/libs/sync/src/sync_raft_election.c
index b5649d5c5e..4423e1ac3c 100644
--- a/source/libs/sync/src/sync_raft_election.c
+++ b/source/libs/sync/src/sync_raft_election.c
@@ -95,6 +95,11 @@ static void campaign(SSyncRaft* pRaft, ESyncRaftElectionType cType) {
       continue;
     }
 
+    SNodeInfo* pNode = syncRaftGetNodeById(pRaft, nodeId);
+    if (pNode == NULL) {
+      continue;
+    }
+
     SSyncMessage* pMsg = syncNewVoteMsg(pRaft->selfGroupId, pRaft->selfId, 
                                         term, cType, lastIndex, lastTerm);
     if (pMsg == NULL) {
@@ -105,6 +110,6 @@ static void campaign(SSyncRaft* pRaft, ESyncRaftElectionType cType) {
       pRaft->selfGroupId, pRaft->selfId, lastTerm, 
       lastIndex, nodeId, pRaft->term);
 
-    //pRaft->io.send(pMsg, &(pRaft->cluster.nodeInfo[i]));
+    pRaft->io.send(pMsg, pNode);
   }
 }
\ No newline at end of file
diff --git a/source/libs/sync/src/sync_raft_impl.c b/source/libs/sync/src/sync_raft_impl.c
index 6ec0c6c089..73a02c4b80 100644
--- a/source/libs/sync/src/sync_raft_impl.c
+++ b/source/libs/sync/src/sync_raft_impl.c
@@ -200,7 +200,7 @@ void syncRaftBroadcastAppend(SSyncRaft* pRaft) {
 }
 
 SNodeInfo* syncRaftGetNodeById(SSyncRaft *pRaft, SyncNodeId id) {
-  SNodeInfo **ppNode = taosHashGet(pRaft->nodeInfoMap, &id, sizeof(SNodeInfo));
+  SNodeInfo **ppNode = taosHashGet(pRaft->nodeInfoMap, &id, sizeof(SyncNodeId*));
   if (ppNode != NULL) {
     return *ppNode;
   }
diff --git a/source/libs/sync/src/sync_raft_progress_tracker.c b/source/libs/sync/src/sync_raft_progress_tracker.c
index f43414127d..1407df059a 100644
--- a/source/libs/sync/src/sync_raft_progress_tracker.c
+++ b/source/libs/sync/src/sync_raft_progress_tracker.c
@@ -26,7 +26,7 @@ SSyncRaftProgressTracker* syncRaftOpenProgressTracker() {
 }
 
 void syncRaftResetVotes(SSyncRaftProgressTracker* tracker) {
-  memset(tracker->votes, SYNC_RAFT_VOTE_RESP_UNKNOWN, sizeof(ESyncRaftVoteType) * TSDB_MAX_REPLICA);
+  taosHashClear(tracker->votesMap);
 }
 
 void syncRaftProgressVisit(SSyncRaftProgressTracker* tracker, visitProgressFp visit, void* arg) {
@@ -37,12 +37,14 @@ void syncRaftProgressVisit(SSyncRaftProgressTracker* tracker, visitProgressFp vi
   }
 }
 
-void syncRaftRecordVote(SSyncRaftProgressTracker* tracker, int i, bool grant) {
-  if (tracker->votes[i] != SYNC_RAFT_VOTE_RESP_UNKNOWN) {
+void syncRaftRecordVote(SSyncRaftProgressTracker* tracker, SyncNodeId id, bool grant) {
+  ESyncRaftVoteType* pType = taosHashGet(tracker->votesMap, &id, sizeof(SyncNodeId*));
+  if (pType != NULL) {
     return;
   }
 
-  tracker->votes[i] = grant ? SYNC_RAFT_VOTE_RESP_GRANT : SYNC_RAFT_VOTE_RESP_REJECT;
+  ESyncRaftVoteType type = grant ? SYNC_RAFT_VOTE_RESP_GRANT : SYNC_RAFT_VOTE_RESP_REJECT;
+  taosHashPut(tracker->votesMap, &id, sizeof(SyncNodeId), &type, sizeof(ESyncRaftVoteType*));
 }
 
 void syncRaftCloneTrackerConfig(const SSyncRaftProgressTrackerConfig* from, SSyncRaftProgressTrackerConfig* to) {
@@ -68,11 +70,12 @@ ESyncRaftVoteResult syncRaftTallyVotes(SSyncRaftProgressTracker* tracker, int* r
       continue;
     }
 
-    if (tracker->votes[i] == SYNC_RAFT_VOTE_RESP_UNKNOWN) {
+    ESyncRaftVoteType* pType = taosHashGet(tracker->votesMap, &progress->id, sizeof(SyncNodeId*));
+    if (pType == NULL) {
       continue;
     }
 
-    if (tracker->votes[i] == SYNC_RAFT_VOTE_RESP_GRANT) {
+    if (*pType == SYNC_RAFT_VOTE_RESP_GRANT) {
       g++;
     } else {
       r++;
@@ -81,7 +84,7 @@ ESyncRaftVoteResult syncRaftTallyVotes(SSyncRaftProgressTracker* tracker, int* r
 
   if (rejected) *rejected = r;
   if (granted) *granted = g;
-  return syncRaftVoteResult(&(tracker->config.voters), tracker->votes);
+  return syncRaftVoteResult(&(tracker->config.voters), tracker->votesMap);
 }
 
 void syncRaftConfigState(const SSyncRaftProgressTracker* tracker, SSyncConfigState* cs) {
diff --git a/source/libs/sync/src/sync_raft_quorum_joint.c b/source/libs/sync/src/sync_raft_quorum_joint.c
index 8a99574d68..2383d7ee63 100644
--- a/source/libs/sync/src/sync_raft_quorum_joint.c
+++ b/source/libs/sync/src/sync_raft_quorum_joint.c
@@ -23,9 +23,9 @@
  * a result indicating whether the vote is pending, lost, or won. A joint quorum
  * requires both majority quorums to vote in favor.
  **/
-ESyncRaftVoteType syncRaftVoteResult(SSyncRaftQuorumJointConfig* config, const ESyncRaftVoteType* votes) {
-  ESyncRaftVoteResult r1 = syncRaftMajorityVoteResult(&(config->incoming), votes);
-  ESyncRaftVoteResult r2 = syncRaftMajorityVoteResult(&(config->outgoing), votes);
+ESyncRaftVoteType syncRaftVoteResult(SSyncRaftQuorumJointConfig* config, SHashObj* votesMap) {
+  ESyncRaftVoteResult r1 = syncRaftMajorityVoteResult(&(config->incoming), votesMap);
+  ESyncRaftVoteResult r2 = syncRaftMajorityVoteResult(&(config->outgoing), votesMap);
 
   if (r1 == r2) {
     // If they agree, return the agreed state.
diff --git a/source/libs/sync/src/sync_raft_quorum_majority.c b/source/libs/sync/src/sync_raft_quorum_majority.c
index 8ff5752b97..014a8c7303 100644
--- a/source/libs/sync/src/sync_raft_quorum_majority.c
+++ b/source/libs/sync/src/sync_raft_quorum_majority.c
@@ -23,7 +23,7 @@
  * yes/no has been reached), won (a quorum of yes has been reached), or lost (a
  * quorum of no has been reached).
  **/
-ESyncRaftVoteResult syncRaftMajorityVoteResult(SSyncRaftNodeMap* config, const ESyncRaftVoteType* votes) {
+ESyncRaftVoteResult syncRaftMajorityVoteResult(SSyncRaftNodeMap* config, SHashObj* votesMap) {
   if (config->replica == 0) {
     return SYNC_RAFT_VOTE_WON;
   }
@@ -34,9 +34,13 @@ ESyncRaftVoteResult syncRaftMajorityVoteResult(SSyncRaftNodeMap* config, const E
       continue;
     }
 
-    if (votes[i] == SYNC_RAFT_VOTE_RESP_UNKNOWN) {
+    const ESyncRaftVoteType* pType = taosHashGet(votesMap, &config->nodeId[i], sizeof(SyncNodeId*));
+    if (pType == NULL) {
       missing += 1;
-    } else if (votes[i] == SYNC_RAFT_VOTE_RESP_GRANT) {
+      continue;
+    }
+
+    if (*pType == SYNC_RAFT_VOTE_RESP_GRANT) {
       g +=1;
     } else {
       r += 1;