# InnoDB Redo Log Sizing: Stop Guessing, Start Measuring | Percona Community

**URL:** <https://forums.percona.com/t/innodb-redo-log-sizing-stop-guessing-start-measuring-percona-community/40744>\
**Category:** Community website\
**Created:** [May 5, 2026, 1:53pm UTC](https://forums.percona.com/t/innodb-redo-log-sizing-stop-guessing-start-measuring-percona-community/40744 "2026-05-05T13:53:23Z")\
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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:** [May 5, 2026, 1:53pm UTC](https://forums.percona.com/t/innodb-redo-log-sizing-stop-guessing-start-measuring-percona-community/40744/1 "2026-05-05T13:53:23Z")

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Many MySQL configurations inherit redo log sizing from defaults, aging blog posts, or configuration folklore.

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This is a companion discussion topic for the original entry at [https://percona.community/blog/2026/05/02/innodb-redo-log-sizing-stop-guessing-start-measuring](https://percona.community/blog/2026/05/02/innodb-redo-log-sizing-stop-guessing-start-measuring)