redis 主从服务器下，过期键的处理方式 - V2EX

redis 主从服务器下，过期键的处理方式 - V2EX

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这是一个创建于 2625 天前的主题，其中的信息可能已经有所发展或是发生改变。

redis 的过期策略是定期清理和惰性清理结合，而惰性清理按照主从配置时，只会作用于主库（这个对不对？）。假设主库只做写，从库只做读，那么惰性清理是否就失效了，过期键没有正常清理掉，而要等主库定时清理生效的时候才会清理掉从库的过期键呢

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清理主库过期惰性

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