开启binlog
log_bin=/data/binlog/mysql/bin binlog_format = row
开启GTID
gtid-mode=on enforce-gtid-consistency=true
开启半同步复制(为了方便做高可用主从都配置)
#加载插件 INSTALL PLUGIN rpl_semi_sync_master SONAME 'semisync_master.so'; INSTALL PLUGIN rpl_semi_sync_slave SONAME 'semisync_slave.so'; #查看是否加载成功: show plugins; #启动: SET GLOBAL rpl_semi_sync_master_enabled = 1; SET GLOBAL rpl_semi_sync_slave_enabled = 1; #重启从库上的IO线程 STOP SLAVE IO_THREAD; START SLAVE IO_THREAD; #查看是否在运行 show status like '%rpl%';