diff --git a/source/libs/sync/src/syncPipeline.c b/source/libs/sync/src/syncPipeline.c
index 1ba9de8fa7..d7c55fcd8a 100644
--- a/source/libs/sync/src/syncPipeline.c
+++ b/source/libs/sync/src/syncPipeline.c
@@ -28,7 +28,7 @@
 #include "syncUtil.h"
 #include "syncVoteMgr.h"
 
-static int64_t sSyncLogBufferBytes = 0;  // total bytes of vnode log buffer
+int64_t tsLogBufferMemoryUsed = 0;  // total bytes of vnode log buffer
 
 static bool syncIsMsgBlock(tmsg_t type) {
   return (type == TDMT_VND_CREATE_TABLE) || (type == TDMT_VND_ALTER_TABLE) || (type == TDMT_VND_DROP_TABLE) ||
@@ -105,7 +105,7 @@ int32_t syncLogBufferAppend(SSyncLogBuffer* pBuf, SSyncNode* pNode, SSyncRaftEnt
   pBuf->endIndex = index + 1;
   if (pNode->vgId > 1) {
     pBuf->bytes += pEntry->bytes;
-    atomic_add_fetch_64(&sSyncLogBufferBytes, (int64_t)pEntry->bytes);
+    atomic_add_fetch_64(&tsLogBufferMemoryUsed, (int64_t)pEntry->bytes);
   }
 
   (void)taosThreadMutexUnlock(&pBuf->mutex);
@@ -480,7 +480,7 @@ int32_t syncLogBufferAccept(SSyncLogBuffer* pBuf, SSyncNode* pNode, SSyncRaftEnt
   pBuf->entries[index % pBuf->size] = tmp;
   if (pNode->vgId > 1) {
     pBuf->bytes += pEntry->bytes;
-    atomic_add_fetch_64(&sSyncLogBufferBytes, (int64_t)pEntry->bytes);
+    atomic_add_fetch_64(&tsLogBufferMemoryUsed, (int64_t)pEntry->bytes);
   }
   pEntry = NULL;
 
@@ -862,7 +862,7 @@ int32_t syncLogBufferCommit(SSyncLogBuffer* pBuf, SSyncNode* pNode, int64_t comm
   do {
     if ((pBuf->startIndex >= pBuf->commitIndex) ||
         !((pBuf->startIndex < until) || (isVnode && pBuf->bytes >= TSDB_SYNC_LOG_BUFFER_THRESHOLD &&
-                                         atomic_load_64(&sSyncLogBufferBytes) >= tsLogBufferMemoryAllowed))) {
+                                         atomic_load_64(&tsLogBufferMemoryUsed) >= tsLogBufferMemoryAllowed))) {
       break;
     }
     SSyncRaftEntry* pEntry = pBuf->entries[(pBuf->startIndex + pBuf->size) % pBuf->size].pItem;
@@ -874,13 +874,13 @@ int32_t syncLogBufferCommit(SSyncLogBuffer* pBuf, SSyncNode* pNode, int64_t comm
     }
     if (isVnode) {
       pBuf->bytes -= pEntry->bytes;
-      atomic_sub_fetch_64(&sSyncLogBufferBytes, (int64_t)pEntry->bytes);
+      atomic_sub_fetch_64(&tsLogBufferMemoryUsed, (int64_t)pEntry->bytes);
     }
     sDebug("vgId:%d, recycle log entry. index:%" PRId64 ", startIndex:%" PRId64 ", until:%" PRId64
            ", commitIndex:%" PRId64 ", endIndex:%" PRId64 ", term:%" PRId64 ", entry bytes:%u, buf bytes:%" PRId64
            ", total bytes:%" PRId64,
            pNode->vgId, pEntry->index, pBuf->startIndex, until, pBuf->commitIndex, pBuf->endIndex, pEntry->term,
-           pEntry->bytes, pBuf->bytes, atomic_load_64(&sSyncLogBufferBytes));
+           pEntry->bytes, pBuf->bytes, atomic_load_64(&tsLogBufferMemoryUsed));
     syncEntryDestroy(pEntry);
     memset(&pBuf->entries[(pBuf->startIndex + pBuf->size) % pBuf->size], 0, sizeof(pBuf->entries[0]));
     ++pBuf->startIndex;