# InnoDB Buffer Pool Tuning: From Rule-of-Thumb to Real … | Percona Community

**URL:** <https://forums.percona.com/t/innodb-buffer-pool-tuning-from-rule-of-thumb-to-real-percona-community/40558>\
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**Created:** [April 3, 2026, 3:44pm UTC](https://forums.percona.com/t/innodb-buffer-pool-tuning-from-rule-of-thumb-to-real-percona-community/40558 "2026-04-03T15:44:07Z")\
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**Author:** ![daniil.bazhenov](https://sea1.discourse-cdn.com/flex019/user_avatar/forums.percona.com/daniil.bazhenov/32/62_2.png) [@daniil.bazhenov](https://forums.percona.com/u/daniil.bazhenov)\
**Post date:** [April 3, 2026, 3:44pm UTC](https://forums.percona.com/t/innodb-buffer-pool-tuning-from-rule-of-thumb-to-real-percona-community/40558/1 "2026-04-03T15:44:08Z")

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Many MySQL setups begin life with a familiar incantation:

…and then nothing changes.

That’s not tuning. That’s a starting guess.

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This is a companion discussion topic for the original entry at [https://percona.community/blog/2026/04/02/innodb-buffer-pool-tuning-from-rule-of-thumb-to-real-signals](https://percona.community/blog/2026/04/02/innodb-buffer-pool-tuning-from-rule-of-thumb-to-real-signals)