Redis 的 KEYS 命令引起 RDS 数据库雪崩,宕机 2 次,造成几百万损失 - 文章 - 伯乐在线



Redis 的 KEYS 命令引起 RDS 数据库雪崩,宕机 2 次,造成几百万损失 - 文章 - 伯乐在线

最近的互联网线上事故发生比较频繁,9月19日网上爆料出顺丰近期发生了一起线上删库事件,在这里就不介绍了。

在这里讲述一下最近发生在我公司的事故,以及如何避免,并且如何处理优化。 该宕机的直接原因是使用 Redis 的 keys * 命令引起的,一共造成了某个服务化项目的两次宕机。

间接原因还有很多,技术跟不上业务的发展,由每日百万量到千万级是一个大的跨进,公司对于系统优化的处理优先级不高,技术开发人手的短缺。


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