diff --git a/plugins/mariadb/index.py b/plugins/mariadb/index.py
index 24dcd8b56..d146b4f40 100755
--- a/plugins/mariadb/index.py
+++ b/plugins/mariadb/index.py
@@ -2183,7 +2183,7 @@ def getSlaveList(version=''):
 def getSlaveSyncCmd(version=''):
     root = mw.getRunDir()
     cmd = 'cd ' + root + ' && python3 ' + root + \
-        '/plugins/mariadb/index.py do_full_sync {"db":"all"}'
+        '/plugins/mariadb/index.py do_full_sync {"db":"all","sign":""}'
     return mw.returnJson(True, 'ok', cmd)
 
 
@@ -2423,9 +2423,6 @@ def asyncTmpfile():
 
 def writeDbSyncStatus(data):
     path = asyncTmpfile()
-    # status_data['code'] = 1
-    # status_data['msg'] = '主服务器备份完成...'
-    # status_data['progress'] = 30
     mw.writeFile(path, json.dumps(data))
 
 
diff --git a/plugins/mariadb/js/mariadb.js b/plugins/mariadb/js/mariadb.js
index 770746d29..1937abd56 100755
--- a/plugins/mariadb/js/mariadb.js
+++ b/plugins/mariadb/js/mariadb.js
@@ -1681,6 +1681,11 @@ function getFullSyncStatus(db){
         var rdata = $.parseJSON(data.data);
         var rsource = rdata.data;
         // console.log(rdata);
+        
+        if (db == 'ALL' && rsource.length>1){
+            layer.msg("多主不支持该模式!",{icon:2});
+            return;
+        }
 
         var dataSource = '';
         if (rsource.length>1){