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主从切换流程 #15

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xialuo1990 opened this issue Jan 16, 2019 · 0 comments

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xialuo1990 commented Jan 16, 2019

意外切换时：增加binlog同步差异判断，如果从库差异binlog event大于阈值，将从库设置成only-flow,并打印日志；如果从库的binlog差异小于规定阈值，优先切换；走后续补偿

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