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      MySQL搭建主從報錯“Theserverisnotconfiguredasslave“怎么解決

      這篇文章主要介紹“MySQL搭建主從報錯“The server is not configured as slave“怎么解決”,在日常操作中,相信很多人在MySQL搭建主從報錯“The server is not configured as slave“怎么解決問題上存在疑惑,小編查閱了各式資料,整理出簡單好用的操作方法,希望對大家解答”MySQL搭建主從報錯“The server is not configured as slave“怎么解決”的疑惑有所幫助!接下來,請跟著小編一起來學(xué)習(xí)吧!

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      ERROR 1200 (HY000): The server is not configured as slave; fix in config file or with CHANGE MASTER TO
      這里說,我沒有配置為從機(jī),但我明明配置過的啊。

      MySQL版本:5.6.19
      主:master IP  :  172.17.210.199
      從:slave    IP :172.17.206.138

      先看看從機(jī)172.17.206.138的my.cnf
      [root@testmysql ~]# vi /etc/my.cnf
      [mysqld]
      datadir=/usr/local/mysql/data
      socket=/tmp/mysql.sock
      skip-grant-tables
      user=mysql
      # Disabling symbolic-links is recommended to prevent assorted security risks
      symbolic-links=0
      tmpdir=/tmp
      [mysqld_safe]
      log-error=/usr/local/data/mysqld.log
      pid-file=/usr/local/mysql/data/mysqld.pid
      ###############以下是添加主從的配置
      server_id = 2
      log-bin = /usr/local/mysql/log/solve-bin.log
      master-host = 172.17.210.199
      master-user = my
      master-pass = 123456
      master-port = 3306
      master-connect-retry = 60

      這是MySQL主機(jī)172.17.210.199的my.cnf
      [oracle@newbidb ~]$ cat /etc/my.cnf
      [mysqld]
      log-bin = /u01/mysql/log/masters-bin.log
      read-only = 0
      basedir = /u01/mysql
      datadir = /u01/mysql/data
      port = 3306
      server_id = 1
      socket = /tmp/mysql.sock
      join_buffer_size = 128M
      sort_buffer_size = 2M
      read_rnd_buffer_size = 2M

      sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES


      嘗試過多次 重啟主從還是報錯;
      接著手動chang to 后還是一樣報錯
      mysql> CHANGE MASTER TO
      MASTER_HOST='172.17.210.199',
      MASTER_USER='my',
      MASTER_PASSWORD='123456',
      MASTER_LOG_FILE='masters-bin.000003',
      MASTER_LOG_POS=120;
      Query OK, 0 rows affected, 2 warnings (0.04 sec)

      mysql> START slave;
      ERROR 1200 (HY000): The server is not configured as slave; fix in config file or with CHANGE MASTER TO
      mysql> SHOW slave STATUS \G
      *************************** 1. row ***************************
                     Slave_IO_State:
                        Master_Host: 172.17.210.199
                        Master_User: my
                        Master_Port: 3306
                      Connect_Retry: 60
                    Master_Log_File: masters-bin.000003
                Read_Master_Log_Pos: 120
                     Relay_Log_File: testmysql-relay-bin.000001
                      Relay_Log_Pos: 4
              Relay_Master_Log_File: masters-bin.000003
                   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: 120
      ----------------略

      于是查看日志
      1.查看SLAVE172.17.206.138上的Mysql報錯日志,有這么一句:
      141009  6:06:29 [ERROR] Server id not set, will not start slave

      意思是,slave的server-id沒有設(shè)置。
      那就奇怪了,我明明在配置文件里面指定了server-id的了,并且有重啟mysql服務(wù),難道不起效?
      分別在主從上執(zhí)行命令“show variables like 'server_id';”。

      -------從機(jī)上面查看端口
      mysql> mysql> SHOW VARIABLES LIKE 'server_id';
      +---------------+-------+
      | Variable_name | Value |
      +---------------+-------+
      | server_id     | 0     |
      +---------------+-------+
      1 row in set (0.00 sec)
      我就納悶?zāi)兀緛碓O(shè)置的是2,此時卻是0,

      -------主機(jī)上面查看
      mysql> SHOW VARIABLES LIKE 'server_id';
      +---------------+-------+
      | Variable_name | Value |
      +---------------+-------+
      | server_id     | 1     |
      +---------------+-------+
      1 row in set (0.00 sec)
      跟設(shè)置的一樣。
      既然參數(shù)文件不生效,就試試在數(shù)據(jù)庫命令里面設(shè)置:

      在從機(jī) 172.17.206.138上執(zhí)行命令
      mysql > SET GLOBAL server_id=2;
      再次在從機(jī) 172.17.206.138上執(zhí)行slave start和show slave status,成功了。
               注意!!!由于“SET GLOBAL server_id=;”命令會在mysql服務(wù)重啟后丟失,所以一定要寫到配置文件里面。
      但為什么我之前修改了my.cnf文件不起效?
      仔細(xì)排查,發(fā)現(xiàn)配置里面有[mysqld]和[mysqld_safe],新增的配置文件放的位置不一樣也有關(guān)系?于是我嘗試把配置文件改成這樣:
      "/etc/my.cnf" 24L, 467C written
      [root@testmysql mysql]# cat  /etc/my.cnf
      [mysqld]
      datadir=/usr/local/mysql/data
      socket=/tmp/mysql.sock
      skip-grant-tables
      user=mysql
      symbolic-links=0
      tmpdir=/tmp
      server_id = 2
      log-bin = /usr/local/mysql/log/solve-bin.log
      master-host = 172.17.210.199
      master-user = my
      master-pass = 123456
      master-port = 3306
      master-connect-retry = 60

      [mysqld_safe]
      log-error=/usr/local/data/mysqld.log
      pid-file=/usr/local/mysql/data/mysqld.pid


      修改之后,再次同步,成功了!
      mysql>
      mysql> STOP slave;
      Query OK, 0 rows affected (0.05 sec)

      mysql> START slave;
      Query OK, 0 rows affected (0.00 sec)

      到此,關(guān)于“MySQL搭建主從報錯“The server is not configured as slave“怎么解決”的學(xué)習(xí)就結(jié)束了,希望能夠解決大家的疑惑。理論與實踐的搭配能更好的幫助大家學(xué)習(xí),快去試試吧!若想繼續(xù)學(xué)習(xí)更多相關(guān)知識,請繼續(xù)關(guān)注創(chuàng)新互聯(lián)網(wǎng)站,小編會繼續(xù)努力為大家?guī)砀鄬嵱玫奈恼拢?/p>
      網(wǎng)頁名稱:MySQL搭建主從報錯“Theserverisnotconfiguredasslave“怎么解決
      轉(zhuǎn)載源于:http://ef60e0e.cn/article/gscgoj.html

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