# Does Percona MyRocks compress level 0 files also or just the other levels?

**URL:** <https://forums.percona.com/t/does-percona-myrocks-compress-level-0-files-also-or-just-the-other-levels/25875>\
**Category:** Percona Server for MySQL 8.0\
**Created:** [October 12, 2023, 6:32pm UTC](https://forums.percona.com/t/does-percona-myrocks-compress-level-0-files-also-or-just-the-other-levels/25875 "2023-10-12T18:32:19Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Vamsi\_P](https://sea1.discourse-cdn.com/flex019/user_avatar/forums.percona.com/vamsi_p/32/2549_2.png) [@Vamsi\_P](https://forums.percona.com/u/Vamsi_P)\
**Post date:** [October 12, 2023, 6:32pm UTC](https://forums.percona.com/t/does-percona-myrocks-compress-level-0-files-also-or-just-the-other-levels/25875/1 "2023-10-12T18:32:19Z")

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hi there,  
Is there a way to know if L0 files are being compressed?  
Thanks,  
Vamsi

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<div class="post-metadata">

**Author:** ![matthewb](https://sea1.discourse-cdn.com/flex019/user_avatar/forums.percona.com/matthewb/32/34_2.png) [@matthewb](https://forums.percona.com/u/matthewb)\
**Post date:** [October 13, 2023, 5:57pm UTC](https://forums.percona.com/t/does-percona-myrocks-compress-level-0-files-also-or-just-the-other-levels/25875/2 "2023-10-13T17:57:31Z")

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Hello @Vamsi_P,  
Level0, also known as the memtable, is not compressed.