# Performance optimization, what about max\_wal\_size?

**URL:** <https://meta.discourse.org/t/performance-optimization-what-about-max-wal-size/287422>\
**Category:** Self-hosting\
**Tags:** performance\
**Created:** [December 4, 2023, 12:39pm UTC](https://meta.discourse.org/t/performance-optimization-what-about-max-wal-size/287422 "2023-12-04T12:39:11Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![Falco](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/falco/32/179432_2.png) [@Falco](https://meta.discourse.org/u/Falco)\
**Post date:** [December 4, 2023, 2:02pm UTC](https://meta.discourse.org/t/performance-optimization-what-about-max-wal-size/287422/4 "2023-12-04T14:02:51Z")

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Looks like it was caused mostly by migrations during the update, and day to day the forum is fine.

We did ship some heavy weight migrations this month, you don’t happen to have your rebuild log around do you?

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