# Read-only filesystems with Yocto

**URL:** <https://hub.mender.io/t/read-only-filesystems-with-yocto/8266>\
**Category:** Yocto Project\
**Tags:** yocto\
**Created:** [May 7, 2026, 6:46am UTC](https://hub.mender.io/t/read-only-filesystems-with-yocto/8266 "2026-05-07T06:46:26Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![lukehatpadl](https://yyz2.discourse-cdn.com/flex036/user_avatar/hub.mender.io/lukehatpadl/32/2454_2.png) [@lukehatpadl](https://hub.mender.io/u/lukehatpadl)\
**Post date:** [May 15, 2026, 11:05pm UTC](https://hub.mender.io/t/read-only-filesystems-with-yocto/8266/2 "2026-05-15T23:05:22Z")

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Very cool ideas here! Another alternative to symlinks is bind mounts, caveat being the source file needs to exist in the image.

Also in a brief test here, switching to erofs actually increased the OTA update size vs ext4 gzipped. But sounds like it may be worthwhile regardless.

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_[View the full topic](https://hub.mender.io/t/read-only-filesystems-with-yocto/8266)._