Avalanche cache / cache breakdown

Disclaimer: This article is a blogger original article, follow the CC 4.0 BY-SA copyright agreement, reproduced, please attach the original source link and this statement.
This link: https://blog.csdn.net/weixin_43356218/article/details/102709877

Avalanche cache / cache breakdown

Here Insert Picture Description
When the massive request access to the system, because the cache server downtime (data cache misses) (data loss), the influx of a large number of database requests, causing pressure surge database, the database can not withstand this pressure, resulting in the database is down, reboot (not cache hit) - down - restart - down, causing the system to crash.

Guess you like

Origin blog.csdn.net/weixin_43356218/article/details/102709877