# EXT4 And Storagenode Free Space & Optimization

**URL:** <https://forum.storj.io/t/ext4-and-storagenode-free-space-optimization/25529>\
**Category:** Node Operators\
**Tags:** linux, hardware\
**Created:** [March 14, 2024, 8:41pm UTC](https://forum.storj.io/t/ext4-and-storagenode-free-space-optimization/25529 "2024-03-14T20:41:40Z")\
**Posts on this page:** 1\
**Showing post:** 14

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**Author:** ![Toyoo](https://storj.bcdn.literatehosting.com/user_avatar/forum.storj.io/toyoo/32/1126_2.png) [@Toyoo](https://forum.storj.io/u/Toyoo)\
**Post date:** [March 16, 2024, 4:49pm UTC](https://forum.storj.io/t/ext4-and-storagenode-free-space-optimization/25529/14 "2024-03-16T16:49:56Z")

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> [@What is the best percent for overhead space?](https://forum.storj.io/t/what-is-the-best-percent-for-overhead-space/21278/2):
>
> I had it very close, below 5 GB of free space on a 5.5TB volume. That was, uh, kinda an accident. Fragmentation started showing up, but except for that, it was working well. Though given the code is still young, I wouldn’t recommend it either, bugs may happen.

> [@JWvdV](#):
>
> There seem to be several reasons why they advice the 10%:

One more reason: to account for file system overhead, which is not easy to measure. This includes things like cluster size, file metadata storage.

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