diff --git a/src/inc/tsdb.h b/src/inc/tsdb.h
index 15e6d5920fa26ce7267bee45f58c997bbc8398d8..ad7eaef8cbda7a52f9e2340969d7ab95791d127d 100644
--- a/src/inc/tsdb.h
+++ b/src/inc/tsdb.h
@@ -421,7 +421,8 @@ bool tsdbNoProblem(STsdbRepo* pRepo);
 // unit of walSize: MB
 int tsdbCheckWal(STsdbRepo *pRepo, uint32_t walSize);
 
-int tsdbGetValOfWaitCommit(STsdbRepo *pRepo, int *nVal);
+// not commit if other instances in committing state or waiting to commit
+bool tsdbIsNeedCommit(STsdbRepo *pRepo);
 
 #ifdef __cplusplus
 }
diff --git a/src/tsdb/src/tsdbMain.c b/src/tsdb/src/tsdbMain.c
index da68cb63919cb9767c97009e662346b1c8f44cac..675ce7b144741b67c0ff76fdd36c6865d25a7661 100644
--- a/src/tsdb/src/tsdbMain.c
+++ b/src/tsdb/src/tsdbMain.c
@@ -185,6 +185,22 @@ int tsdbUnlockRepo(STsdbRepo *pRepo) {
   return 0;
 }
 
+bool tsdbIsNeedCommit(STsdbRepo *pRepo) {
+  int nVal = 0;
+  if (sem_getvalue(&pRepo->readyToCommit, &nVal) != 0) {
+    tsdbError("vgId:%d failed to sem_getvalue of readyToCommit", REPO_ID(pRepo));
+  }
+  return nVal > 0;
+}
+
+int tsdbCheckWal(STsdbRepo *pRepo, uint32_t walSize) {  // MB
+  STsdbCfg *pCfg = &(pRepo->config);
+  if ((walSize > tsdbWalFlushSize) && (walSize > (pCfg->totalBlocks / 2 * pCfg->cacheBlockSize))) {
+    if (tsdbIsNeedCommit(pRepo) && (tsdbAsyncCommit(pRepo) < 0)) return -1;
+  }
+  return 0;
+}
+
 int tsdbCheckCommit(STsdbRepo *pRepo) {
   ASSERT(pRepo->mem != NULL);
   STsdbCfg *pCfg = &(pRepo->config);
@@ -194,23 +210,7 @@ int tsdbCheckCommit(STsdbRepo *pRepo) {
   if ((pRepo->mem->extraBuffList != NULL) ||
       ((listNEles(pRepo->mem->bufBlockList) >= pCfg->totalBlocks / 3) && (pBufBlock->remain < TSDB_BUFFER_RESERVE))) {
     // trigger commit
-    if (tsdbAsyncCommit(pRepo) < 0) return -1;
-  }
-  return 0;
-}
-
-int tsdbGetValOfWaitCommit(STsdbRepo *pRepo, int *nVal) {
-  if (sem_getvalue(&pRepo->readyToCommit, nVal) != 0) {
-    tsdbError("vgId:%d failed to sem_getvalue of readyToCommit", REPO_ID(pRepo));
-    return -1;
-  }
-  return 0;
-}
-
-int tsdbCheckWal(STsdbRepo *pRepo, uint32_t walSize) {  // MB
-  STsdbCfg *pCfg = &(pRepo->config);
-  if ((walSize > tsdbWalFlushSize) && (walSize > (pCfg->totalBlocks / 2 * pCfg->cacheBlockSize))) {
-    if (tsdbAsyncCommit(pRepo) < 0) return -1;
+    if (tsdbIsNeedCommit(pRepo) && (tsdbAsyncCommit(pRepo) < 0)) return -1;
   }
   return 0;
 }
diff --git a/src/vnode/src/vnodeMain.c b/src/vnode/src/vnodeMain.c
index 92ad4c0f9b12ab424faccf8bc6aaebe01be0a0b0..c823880ae2028c4bcfe26dbfc5cd60af62443722 100644
--- a/src/vnode/src/vnodeMain.c
+++ b/src/vnode/src/vnodeMain.c
@@ -550,14 +550,13 @@ static int32_t vnodeProcessTsdbStatus(void *arg, int32_t status, int32_t eno) {
   }
 
   if (status == TSDB_STATUS_COMMIT_OVER) {
+    pVnode->isCommiting = 0;
     pVnode->isFull = 0;
     pVnode->fversion = pVnode->cversion;
     vInfo("vgId:%d, commit over, fver:%" PRIu64 " vver:%" PRIu64, pVnode->vgId, pVnode->fversion, pVnode->version);
     if (!vnodeInInitStatus(pVnode)) {
       walRemoveOneOldFile(pVnode->wal);
     }
-    // vnodeGetVersion() and calling tsdbCheckWal() would reply on the vnode isCommiting state
-    pVnode->isCommiting = 0;
     return vnodeSaveVersion(pVnode);
   }
 
diff --git a/src/vnode/src/vnodeWrite.c b/src/vnode/src/vnodeWrite.c
index efbdfed80ec276a77647eefefe12a1a38e16df70..7f7d37a255ff42ab47be94507a33647fce853e8e 100644
--- a/src/vnode/src/vnodeWrite.c
+++ b/src/vnode/src/vnodeWrite.c
@@ -169,14 +169,7 @@ static int32_t vnodeProcessSubmitMsg(SVnodeObj *pVnode, void *pCont, SRspRet *pR
 }
 
 static int32_t vnodeCheckWal(SVnodeObj *pVnode) {
-  int nVal = 0;
-  if (tsdbGetValOfWaitCommit(pVnode->tsdb, &nVal) != 0) {
-    return -1;
-  }
-  // no need to check wal size to trigger commit if:
-  // 1) have instances waiting to commit;
-  // or 2) vnode in committing state;
-  if ((nVal > 0) && (pVnode->isCommiting == 0)) {
+  if (tsdbIsNeedCommit(pVnode->tsdb)) {
     return tsdbCheckWal(pVnode->tsdb, walGetFSize(pVnode->wal) >> 20);
   }
   return 0;