Chinaunix首页 | 论坛 | 博客
  • 博客访问: 6781175
  • 博文数量: 1662
  • 博客积分: 16831
  • 博客等级: 上将
  • 技术积分: 12554
  • 用 户 组: 普通用户
  • 注册时间: 2011-02-25 07:23
个人简介

柔中带刚,刚中带柔,淫荡中富含柔和,刚猛中荡漾风骚,无坚不摧,无孔不入!

文章分类

全部博文(1662)

文章存档

2021年(8)

2020年(24)

2019年(4)

2018年(19)

2017年(66)

2016年(60)

2015年(49)

2014年(201)

2013年(221)

2012年(638)

2011年(372)

分类: Mysql/postgreSQL

2016-10-09 17:41:49

如何干净的清除Slave同步信息
http://blog.csdn.net/heizistudio/article/details/12993221

 5097人阅读 评论(0)  举报
 分类:
mysql(103) 

> show master status;
+------------------+-----------+--------------+------------------+-------------------+
| File             | Position  | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |
+------------------+-----------+--------------+------------------+-------------------+
| mysql-bin.000003 | 290903331 |              |                  |                   |
+------------------+-----------+--------------+------------------+-------------------+
1 row in set (0.00 sec)

mysql> reset master;
Query OK, 0 rows affected (0.28 sec)

mysql> show slave status\G;
*************************** 1. row ***************************
               Slave_IO_State: Reconnecting after a failed master event read
                  Master_Host: xxx.xxx.xxx.xxx
                  Master_User: slavexxx
                  Master_Port: 3306
                Connect_Retry: 60
              Master_Log_File: mysql-bin.000004
          Read_Master_Log_Pos: 18841739
               Relay_Log_File: local-relay-bin.000022
                Relay_Log_Pos: 4799132
        Relay_Master_Log_File: mysql-bin.000004
             Slave_IO_Running: Connecting
            Slave_SQL_Running: Yes
              Replicate_Do_DB: 
          Replicate_Ignore_DB: 
           Replicate_Do_Table: 
       Replicate_Ignore_Table: 
      Replicate_Wild_Do_Table: 
  Replicate_Wild_Ignore_Table: 
                   Last_Errno: 0
                   Last_Error: 
                 Skip_Counter: 0
          Exec_Master_Log_Pos: 18841739
              Relay_Log_Space: 5297368
              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: 2003
                Last_IO_Error: error reconnecting to master  - retry-time: 60  retries: 938
               Last_SQL_Errno: 0
               Last_SQL_Error: 
  Replicate_Ignore_Server_Ids: 
             Master_Server_Id: 1
                  Master_UUID: fa8d6da3-a285-11e2-a150-00265518b2bb
             Master_Info_File: /mysqldata/master.info
                    SQL_Delay: 0
          SQL_Remaining_Delay: NULL
      Slave_SQL_Running_State: Slave has read all relay log; waiting for the slave I/O thread to update it
           Master_Retry_Count: 86400
                  Master_Bind: 
      Last_IO_Error_Timestamp: 131024 09:31:40
     Last_SQL_Error_Timestamp: 
               Master_SSL_Crl: 
           Master_SSL_Crlpath: 
           Retrieved_Gtid_Set: 
            Executed_Gtid_Set: 
                Auto_Position: 0
1 row in set (0.00 sec)

ERROR: 
No query specified

mysql> stop slave;
Query OK, 0 rows affected (0.06 sec)

mysql> reset slave;
Query OK, 0 rows affected (0.11 sec)

mysql> show slave status\G;
*************************** 1. row ***************************
               Slave_IO_State: 
                  Master_Host: xxx.xxx.xxx.xxx
                  Master_User: slavexxx
                  Master_Port: 3306
                Connect_Retry: 60
              Master_Log_File: 
          Read_Master_Log_Pos: 4
               Relay_Log_File: local-relay-bin.000001
                Relay_Log_Pos: 4
        Relay_Master_Log_File: 
             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: 
                   Last_Errno: 0
                   Last_Error: 
                 Skip_Counter: 0
          Exec_Master_Log_Pos: 0
              Relay_Log_Space: 143
              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: 0
               Last_SQL_Error: 
  Replicate_Ignore_Server_Ids: 
             Master_Server_Id: 1
                  Master_UUID: fa8d6da3-a285-11e2-a150-00265518b2bb
             Master_Info_File: /mysqldata/master.info
                    SQL_Delay: 0
          SQL_Remaining_Delay: NULL
      Slave_SQL_Running_State: 
           Master_Retry_Count: 86400
                  Master_Bind: 
      Last_IO_Error_Timestamp: 
     Last_SQL_Error_Timestamp: 
               Master_SSL_Crl: 
           Master_SSL_Crlpath: 
           Retrieved_Gtid_Set: 
            Executed_Gtid_Set: 
                Auto_Position: 0
1 row in set (0.00 sec)

ERROR: 
No query specified

 

一些同步的信息还在,其实执行reset slave,其实是把master.info和relay-log.info文件给删除,但里面的同步信息还在,那么可以用这个方法,让其清除的彻彻底底。

[root@localhost mysqldata]# ls
auto.cnf          dxmonitor  dxstatistics  ibdata1      ib_logfile1  localhost.err master.info  mysql-bin.000001  mysqld_safe.pid    relay-log.info      test
discoverworkflow  dxstatbak  faxian.err    ib_logfile0  ibtmp1       localhost.pid  mysql        mysql-bin.index   performance_schema  similarityanalysis  zeus
[root@localhost mysqldata]# ls
auto.cnf          dxmonitor  dxstatistics  ibdata1      ib_logfile1  localhost.err  mysql             mysql-bin.index  performance_schema  test
discoverworkflow  dxstatbak  faxian.err  

 

mysql> reset slave all;
ERROR 2006 (HY000): MySQL server has gone away
No connection. Trying to reconnect...
Connection id:    1227
Current database: *** NONE ***

Query OK, 0 rows affected (0.00 sec)

mysql> show slave status\G;
Empty set (0.00 sec)

ERROR: 
No query specified

mysql>

阅读(855) | 评论(0) | 转发(0) |
给主人留下些什么吧!~~