mysql主主复制

主1：192.168.246.130
主2：192.168.246.131

主1配制：my.conf
  server_id=130
  log-bin=mysql-bin
  binlog-format=mixed

  relay-log=mysql-relay

主2配制：my.conf
  server_id=131
  log-bin=mysql-bin
  binlog-format=mixed

  relay-log=mysql-relay

主1/2授权：
grant replication client,replication slave on *.*
to ‘repl‘@‘192.168.%.%‘
identified by ‘repl‘;

主1：查看主服务器状态值
mysq> show master status;
+------------------+----------+--------------+------------------+-------------------+
| File             | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |
+------------------+----------+--------------+------------------+-------------------+
| mysql-bin.000001 |      467 |              |                  |                   |
+------------------+----------+--------------+------------------+-------------------+

change master to
master_host=‘192.168.246.131‘,
master_user=‘repl‘,
master_password=‘repl‘,
master_log_file=‘mysql-bin.000003‘,
master_log_pos=467;

主2：查看主服务器状态值
mysq> show master status;
+------------------+----------+--------------+------------------+-------------------+
| File             | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |
+------------------+----------+--------------+------------------+-------------------+
| mysql-bin.000003 |      467 |              |                  |                   |
+------------------+----------+--------------+------------------+-------------------+

change master to
master_host=‘192.168.246.130‘,
master_user=‘repl‘,
master_password=‘repl‘,
master_log_file=‘mysql-bin.000001‘,
master_log_pos=467;

--记住一个命令
--reset slave;
--start slave;
--stop slave;
--show slave status \G
--show master status \G