# MySQL/MyRocks Tuning

**URL:** <https://forums.percona.com/t/mysql-myrocks-tuning/40704>\
**Category:** MySQL & MariaDB\
**Tags:** mysql, percona\
**Created:** [April 23, 2026, 11:24pm UTC](https://forums.percona.com/t/mysql-myrocks-tuning/40704 "2026-04-23T23:24:01Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Jay\_Rafati](https://sea1.discourse-cdn.com/flex019/user_avatar/forums.percona.com/jay_rafati/32/7228_2.png) [@Jay\_Rafati](https://forums.percona.com/u/Jay_Rafati)\
**Post date:** [April 23, 2026, 11:24pm UTC](https://forums.percona.com/t/mysql-myrocks-tuning/40704/1 "2026-04-23T23:24:01Z")

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How to tune MyRocks to use NVMe SSD drive having very large FDP Reclaim Unit size of 16G?

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**Author:** ![yves.trudeau](https://sea1.discourse-cdn.com/flex019/user_avatar/forums.percona.com/yves.trudeau/32/2825_2.png) [@yves.trudeau](https://forums.percona.com/u/yves.trudeau)\
**Post date:** [April 24, 2026, 1:07pm UTC](https://forums.percona.com/t/mysql-myrocks-tuning/40704/2 "2026-04-24T13:07:02Z")

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Well, while I know MyRocks fairly well, I am not familiar with FDP Reclaim Unit. What would be the goal here? Larger SST files?