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关于分布式锁对比的一点补充 #209

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a7217107 opened this issue Jan 25, 2021 · 1 comment

a7217107 commented Jan 25, 2021

使用 Redis 如何设计分布式锁？使用 Zookeeper 来设计分布式锁可以吗？以上两种分布式锁的实现方式哪种效率比较高？

redis 分布式锁和 zk 分布式锁的对比

基于ZK的锁支持在获取锁失败后等待锁释放的事件，更加灵活。

问题：由于ZK依靠session定期的心跳来维持客户端，如果客户端进入长时间的GC，可能会导致ZK认为客户端宕机而释放锁，让其他的客户端获取锁，但是客户端在GC回复后，会认为自己还持有锁。

Member

yanglbme commented Feb 13, 2021

@a7217107 谢谢反馈，我补充到文章中

yanglbme added a commit that referenced this issue


          docs(distributed-system): update distributed-lock (#209)

72c825a

yanglbme closed this as completed

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