# Crash-Safe & Copy-On-Write GEFS As The "Good Enough File-System" For OpenBSD

DevFeed: [Crash-Safe & Copy-On-Write GEFS As The "Good Enough File-System" For OpenBSD](<https://devfeed.tech/articles/crash-safe-copy-on-write-gefs-as-the-good-enough-file-system-for-openbsd-31410.md>)

Original publisher: [Read original article](<https://www.phoronix.com/news/OpenBSD-GEFS-File-System>)

Author: Michael Larabel

Published: 2026-09-16T13:42:00Z

Content type: article

Language: en

Sources: [Phoronix](<https://devfeed.tech/sources/phoronix.md>)

Topics: [Filesystems](<https://devfeed.tech/topics/filesystems.md>), [file](<https://devfeed.tech/topics/file.md>)

Tags: [crash](<https://devfeed.tech/tags/crash.md>), [desktop-linux](<https://devfeed.tech/tags/desktop-linux.md>), [file](<https://devfeed.tech/tags/file.md>), [linux-benchmarking](<https://devfeed.tech/tags/linux-benchmarking.md>), [linux-hardware-benchmarks](<https://devfeed.tech/tags/linux-hardware-benchmarks.md>), [linux-hardware-reviews](<https://devfeed.tech/tags/linux-hardware-reviews.md>), [linux-how-to](<https://devfeed.tech/tags/linux-how-to.md>), [linux-performance](<https://devfeed.tech/tags/linux-performance.md>), [linux-server-benchmarks](<https://devfeed.tech/tags/linux-server-benchmarks.md>), [open-source-graphics](<https://devfeed.tech/tags/open-source-graphics.md>), [phoronix](<https://devfeed.tech/tags/phoronix.md>), [phoronix-test-suite](<https://devfeed.tech/tags/phoronix-test-suite.md>), [porting](<https://devfeed.tech/tags/porting.md>), [preview](<https://devfeed.tech/tags/preview.md>), [production](<https://devfeed.tech/tags/production.md>), [ubuntu-benchmarks](<https://devfeed.tech/tags/ubuntu-benchmarks.md>), [ubuntu-hardware](<https://devfeed.tech/tags/ubuntu-hardware.md>)

## AI overview

Ori Bernstein announced an early preview of GEFS, a crash-safe, snapshotting, copy-on-write file system originally developed for 9front and now being ported to OpenBSD. The OpenBSD port is not yet production-ready or submitted for inclusion in the OpenBSD tree.

## Source excerpt

Ori Bernstein announced an early preview of his Good Enough File-System "GEFS" for OpenBSD. GEFS is a crash-safe, snapshotting, copy-on-write file-system that he wrote initially for 9front and now porting to OpenBSD...