fenio/modern-fs-benchmark
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Continuous benchmarks for multi-device CoW filesystems (btrfs, ZFS, bcachefs): snapshots, aging, compression, redundancy layouts
7 mentions on Hacker News by 7 people: 1 story, 6 comments · first 2026-08-05 · latest 2026-09-20
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…as this is clearly needed. Some remarks: 1. Why does the CoW button remove XFS from the list? Even https://github.com/fenio/modern-fs-benchmark/blob/main/scrip... mentions it has reflink enabled 2. If you have the time, adding XFS + mdraid…
comment by BoingBoomTschak · 2026-09-20 · in Btrfs/ZFS/bcachefs under workloads classic benchmarks skip -
…so you can have many different datasets with different record sizes on the same pool. [1]: https://github.com/fenio/modern-fs-benchmark/blob/599ec72fe3... [2]: https://openzfs.github.io/openzfs-docs/Performance%20and%20T...
comment by magicalhippo · 2026-09-20 · in Btrfs/ZFS/bcachefs under workloads classic benchmarks skip -
Seems like a bug in benchmark code for that test, opened GH issue https://github.com/fenio/modern-fs-benchmark/issues/35
comment by pzmarzly · 2026-09-19 · in Btrfs/ZFS/bcachefs under workloads classic benchmarks skip -
…The author does also say that performance isn't really the main thing but rather, data integrity: https://github.com/fenio/modern-fs-benchmark
comment by walrus01 · 2026-09-19 · in Btrfs/ZFS/bcachefs under workloads classic benchmarks skip -
…terms of "I/O" and "responsiveness." It's not really obvious to me from either the linked page or https://github.com/fenio/modern-fs-benchmark . In principle they should be similar?
comment by loeg · 2026-09-19 · in Btrfs/ZFS/bcachefs under workloads classic benchmarks skip -
https://github.com/fenio/modern-fs-benchmark
comment by farlight · 2026-09-19 · in Btrfs/ZFS/bcachefs under workloads classic benchmarks skip