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能否提供一些高可用的实战场景呢? #1
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对于场景1,M作为M0的slave的话,是无法增量的,因为M0之前没有为M记录指令的序号SEQ。 |
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比如:
场景1:
一主多从
M(master), S0(slaveOfM),S1(slaveOfM)
当M挂了,S0升级为master M0,老的M几分钟后恢复,恢复后如果M作为M0的slave,这时候数据是全量同步还是增量的?
场景2:
链式主从
master M, S0(slaveOfA),S1(slaveOfS0), 当S0挂了,S1挂到M作slave,是否增量同步呢?
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