标签:一致性 ras comm glob expected oba lob mysql 设置
https://dev.mysql.com/doc/refman/5.7/en/replication-solutions-unexpected-slave-halt.html
https://dev.mysql.com/doc/refman/5.7/en/replication-features-transaction-inconsistencies.html
##slave_preserve_commit_order=0 ##开了性能太差,一定要设置成0。测试丢20%-30%性能。开启主从一致性更高
set global rpl_semi_sync_master_enabled=1;开启半同步安全性更高,性能影响10%-20%左右
无损半同步复制:rpl_semi_sync_master_wait_point = AFTER_SYNC 性能无影响。
标签:一致性 ras comm glob expected oba lob mysql 设置
原文地址:http://www.cnblogs.com/long2-20160310/p/7281268.html