怎么解决Mysql中的Last_Errno报错问题

本篇内容主要讲解“怎么解决Mysql中的Last_Errno报错问题”,感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷,实用性强。下面就让小编来带大家学习“怎么解决Mysql中的Last_Errno报错问题”吧!

具体的报错信息
 Master_Log_File: mysql-bin.000283
          Read_Master_Log_Pos: 715296037
               Relay_Log_File: relay-log.000294
                Relay_Log_Pos: 245347818
        Relay_Master_Log_File: mysql-bin.000283
             Slave_IO_Running: No
            Slave_SQL_Running: No
              Replicate_Do_DB: 
          Replicate_Ignore_DB: 
           Replicate_Do_Table: 
       Replicate_Ignore_Table: 
      Replicate_Wild_Do_Table: 
  Replicate_Wild_Ignore_Table: mysql.%,test.%
                   Last_Errno: 1755
                   Last_Error: Cannot execute the current event group in the parallel mode. Encountered event Stop, relay-log name ./relay-log.000294, position 245347905 which prevents execution of this event group in parallel mode. Reason: possible malformed group of events from an old master.
                 Skip_Counter: 0
          Exec_Master_Log_Pos: 245347659
              Relay_Log_Space: 715297197
              Until_Condition: None
               Until_Log_File: 
                Until_Log_Pos: 0
           Master_SSL_Allowed: No
           Master_SSL_CA_File: 
           Master_SSL_CA_Path: 
              Master_SSL_Cert: 
            Master_SSL_Cipher: 
               Master_SSL_Key: 
        Seconds_Behind_Master: NULL
Master_SSL_Verify_Server_Cert: No
                Last_IO_Errno: 0
                Last_IO_Error: 
               Last_SQL_Errno: 1755
               Last_SQL_Error: Cannot execute the current event group in the parallel mode. Encountered event Stop, relay-log name ./relay-log.000294, position 245347905 which prevents execution of this event group in parallel mode. Reason: possible malformed group of events from an old master.
  Replicate_Ignore_Server_Ids: 
             Master_Server_Id: 2331597761
                  Master_UUID: 75f94423-e1c1-11e5-8da4-70e2840af125
             Master_Info_File: /ssd/mysql/mysql_48284/var/master.info
                    SQL_Delay: 0
          SQL_Remaining_Delay: NULL
      Slave_SQL_Running_State: 
              Semi_Sync_Group: 
           Master_Retry_Count: 86400
                  Master_Bind: 
      Last_IO_Error_Timestamp: 
     Last_SQL_Error_Timestamp: 160311 15:54:17
               Master_SSL_Crl: 
           Master_SSL_Crlpath: 
           Retrieved_Gtid_Set: 
            Executed_Gtid_Set: 
                Auto_Position: 0

如上报错后,可stop slave后,将slave_parallel_workers设置为0,关闭并行复制,然后再start slave后,重新开启并行复制就没有问题。

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