DM 没有LOCK 权限能不能备份全量？

  {
            "result": true,
            "msg": "",
            "sourceStatus": {
                "source": "xxxx_db",
                "worker": "dmxxxx",
                "result": null,
                "relayStatus": null
            },
            "subTaskStatus": [
                {
                    "name": "wallet",
                    "stage": "Paused",
                    "unit": "Dump",
                    "result": {
                        "isCanceled": false,
                        "errors": [
                            {
                                "ErrCode": 32001,
                                "ErrClass": "dump-unit",
                                "ErrScope": "internal",
                                "ErrLevel": "high",
                                "Message": "mydumper/dumpling runs with error, with output (may empty): ",
"RawCause": "sql: LOCK TABLES `xxxx_db`.`xxx_xxx` READ,......: Error 1044 (42000): Access denied for user 'xxx'@'1.1.1.1' to database 'xxxx_db'"