diff --git a/src/mnode/src/mnodeSdb.c b/src/mnode/src/mnodeSdb.c
index b470dd6359..505d3c519c 100644
--- a/src/mnode/src/mnodeSdb.c
+++ b/src/mnode/src/mnodeSdb.c
@@ -1025,7 +1025,7 @@ static int32_t sdbWriteToQueue(SSdbRow *pRow, int32_t qtype) {
 
   int32_t queued = atomic_add_fetch_32(&tsSdbMgmt.queuedMsg, 1);
   if (queued > MAX_QUEUED_MSG_NUM) {
-    sdbDebug("vgId:1, too many msg:%d in sdb queue, flow control", queued);
+    sdbInfo("vgId:1, too many msg:%d in sdb queue, flow control", queued);
     taosMsleep(1);
   }
 
diff --git a/src/sync/inc/syncInt.h b/src/sync/inc/syncInt.h
index b4d9315a8e..ec6dfcbc82 100644
--- a/src/sync/inc/syncInt.h
+++ b/src/sync/inc/syncInt.h
@@ -35,7 +35,7 @@ extern "C" {
 #define SYNC_MAX_SIZE (TSDB_MAX_WAL_SIZE + sizeof(SWalHead) + sizeof(SSyncHead) + 16)
 #define SYNC_RECV_BUFFER_SIZE (5*1024*1024)
 
-#define SYNC_MAX_FWDS 1024
+#define SYNC_MAX_FWDS 4096
 #define SYNC_FWD_TIMER 300
 #define SYNC_ROLE_TIMER 15000             // ms
 #define SYNC_CHECK_INTERVAL 1000          // ms