https://uvdn7.github.io/when-and-how-to-invalidate-cache/
When and How to Invalidate Cache | Lu’s blog
Jun 11, 2022 - You can leave comments on HN – https://news.ycombinator.com/item?id=31709501.
and howinvalidate cacheblog
https://lists.zx2c4.com/pipermail/cgit/2015-November/002837.html
[PATCH 05/07] Invalidate cache if user name changes
invalidate cacheuser namepatchchanges