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OpenZFS on Linux and FreeBSD

423 mentions on Hacker News by 226 people: 73 stories, 350 comments · first 2013-03-29 · latest 2026-10-12

Mentions per year 423 mentions · busiest year 2023 (86)
20082026
  1. …with similar architectures) are the only ones that can actually protect against bit rot. https://github.com/zfsonlinux/zfs/wiki/Checksums > And as far as I can tell, it has no real maintenance behind it either any more, so from a long-term…
    comment by Seenso · 2020-01-09 · in Linus: Don't Use ZFS
  2. …it was being maintained. This news would come as a surprise to the folks at LLNL who work on ZoL: * https://github.com/zfsonlinux/zfs * https://zfsonlinux.org/
    comment by throw0101a · 2020-01-09 · in Linus: Don't Use ZFS
  3. …not encrypted It certainly can be (as of zfzol 0.8, and oracle zfs has its own encryption scheme). https://github.com/zfsonlinux/zfs/pull/5769
    comment by e12e · 2019-10-31 · in Restic – Backups Done Right
  4. …you can currently add and remove striped/mirror devices, but you cannot remove raid-z vdevs (ref: https://github.com/zfsonlinux/zfs/issues/9129 ) - so there is definitely work left to be done in this area. as an aside mdadm has…
  5. …encryption, that's "just" encryption (ed: with zfs on top). (open) Zfs now has native encryption: https://github.com/zfsonlinux/zfs/releases/tag/zfs-0.8.0 (ed: there are some potential benefits to zfs encryption - it's as cross platform as…
  6. …to "zfsonlinux" which is just the open project that ended up having the major mind-share). https://github.com/zfsonlinux/zfs/releases/tag/zfs-0.8.0
  7. I still have this bug. https://github.com/zfsonlinux/zfs/issues/8396 Page faults from NFS client side aren't served by the server when they should (readonly map, reading a page). I could imagine this is related.
  8. …don't want it in cache any more...but dumping 100% of it strikes me as a bug either way. :) [1] - https://github.com/zfsonlinux/zfs/issues/7820
  9. Just to finish off @keeperofdakeys comments: here is the ZFS answer: https://github.com/zfsonlinux/zfs/commit/becdcec7b9cd6b8beaa...
    comment by zie · 2019-06-15 · in ZFS on Linux 0.8.1 Released
  10. …TRIM support for SSDs, ability to remove disks from zpools, performance improvements, and more. https://github.com/zfsonlinux/zfs/releases/tag/zfs-0.8.0
    comment by opencl · 2019-06-14 · in ZFS on Linux 0.8.1 Released
  11. Are you referring to this ZoL issue https://github.com/zfsonlinux/zfs/issues/8259 https://www.phoronix.com/scan.php?page=news_item&px=ZFS-On-L... ?
    comment by asn0 · 2019-06-14 · in ZFS on Linux 0.8.1 Released
  12. There is a pull request for it, but seems like it's post-0.8.0: https://github.com/zfsonlinux/zfs/pull/8044
    comment by herf · 2019-05-23 · in ZFS on Linux 0.8.0
  13. There was a data corruption issue in recent history ( https://github.com/zfsonlinux/zfs/issues/7401 ), but otherwise I’ve found ZoL releases to be very stable.
    comment by nagisa · 2019-05-23 · in ZFS on Linux 0.8.0
  14. current git works fine - 5.1 compat fixes just landed - https://github.com/zfsonlinux/zfs/commits/master
    comment by nisa · 2019-05-07 · in Linux 5.1 Arrives
  15. …after that, including booting into specific snapshots from grub. There’s a good guide on github: https://github.com/zfsonlinux/zfs/wiki/Ubuntu-18.04-Root-on-...
    comment by josteink · 2019-05-06 · in File Systems – ZFS vs. XFS
  16. …ships a fuse version that works fine. This is not true. A FUSE implementation is wanted though: https://github.com/zfsonlinux/zfs/issues/8
    comment by Conan_Kudo · 2019-05-05 · in Show HN: ZFS Implementation in Python
  17. …pick ZFS every time because of its … reliability, and being able to easily understand what goes on https://github.com/zfsonlinux/zfs/issues?utf8=&q=is%3Aissue+... Panics and other issues are pretty rare for regular users that don't push…
    comment by vthriller · 2019-04-19 · in Another ZFS Port on Linux
  18. I still have a bad bug with those versions. Anyone else? https://github.com/zfsonlinux/zfs/issues/8396 Basically, when serving NFS from a Linux-ZFS the client can read/write/seek fine, but on-demand paging sometimes fails (the same way it…
    comment by cracauer · 2019-03-07 · in ZFS on Linux 0.7.13
  19. …something a 1.0 release. Given that ZoL doesn't support reflink (ficlone/ficlonerange; see also https://github.com/zfsonlinux/zfs/issues/405 ), and that ZFS is a CoW filesystem, that's pretty good reason not to have 1.0 release. In other…
    comment by vetinari · 2019-03-07 · in ZFS on Linux 0.7.13
  20. (very soon) ZFS! It's happening: https://github.com/zfsonlinux/zfs/releases The PR started 3 years ago: https://github.com/zfsonlinux/zfs/pull/4329
  21. https://github.com/zfsonlinux/zfs/commit/0c593296e98e3ac95f1... + https://github.com/zfsonlinux/zfs/commit/26a856594f731db6244...
  22. …entirely from userspace. In fact, it still remains an open issue and a desirable target for ZoL: https://github.com/zfsonlinux/zfs/issues/8
  23. …cross platform read-write-safe fs beyond fat32! Encryption support should be on 0.8 (next) release: https://github.com/zfsonlinux/zfs/milestone/12
    comment by e12e · 2018-12-20 · in The Future of ZFS in FreeBSD
  24. …is, software will sometimes do interesting things if presented with so much memory. For example: https://github.com/zfsonlinux/zfs/issues/7275
    comment by CaliforniaKarl · 2018-11-20 · in IBM z14 Microprocessor and System Control Design
  25. …is an interesting ride, from btrfs failures to "merging" (pun intended) those failures to zfs ( https://github.com/zfsonlinux/zfs/issues/7401 ). FreeBSD has much slower pace of development and this is good for stability. Zfs is rock solid…
  26. The author is a fairly new contributor: https://github.com/zfsonlinux/zfs/commits?author=sanjeevbage... What do you suggest that we should have done?
  27. …"cp" implementation between 8.22 and 8.23 Reverting this commit causes the bug to stop reproducing: https://github.com/zfsonlinux/zfs/commit/cc63068e95ee725cce0... [edit] An inspection of the following makes me think this is ZoL specific.…
  28. Regression introduced by https://github.com/zfsonlinux/zfs/commit/cc63068e95ee725cce0... , will be reverted and a new version tagged.
  29. Looks like they're on top of the causes and solution. But there's a caveat: possible orphans. https://github.com/zfsonlinux/zfs/issues/7401#issuecomment-3...
  30. …for years, but native encryption being unstable means issues like this[0] would be showstoppers. 0: https://github.com/zfsonlinux/zfs/issues/6845
    comment by pritambaral · 2018-02-14 · in ZFS for Linux
  31. The problem is the license, which ZFS on Linux covers a bit here: https://github.com/zfsonlinux/zfs/wiki/FAQ#licensing You can see some of the fun hoops you have to go through to get ZFS as your root filesystem here:…
    comment by kawsper · 2017-10-25 · in ZFSin: A Windows kernel-mode ZFS driver
  32. …on the ZoL github [0] solaris passes through errors from the hardware while linux retries. [0] https://github.com/zfsonlinux/zfs/issues/1256#issuecomment-1...
    comment by the8472 · 2017-10-23 · in Filesystem error handling
  33. …their perspective, and perhaps the ZoL project might be able to help address their concerns. [1] https://github.com/zfsonlinux/zfs/wiki/FAQ#licensing [2] http://warpmech.com/?news=myth-busting-series-zfs-on-linux-h...
    comment by yourapostasy · 2017-10-01 · in How to Use the ZFS Filesystem on Ubuntu Linux
  34. …filesystem kind of has to be. Here's a guide on how to use ZFS as the root filesystem on Ubuntu: https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.10-Root-on-...
  35. ZoL[1] works fine here on production and LXC+Docker loves it. [1] https://github.com/zfsonlinux/zfs
  36. …haven't had any issues, aside from a pool migration bug which the maintainers fixed very quickly: https://github.com/zfsonlinux/zfs
    comment by errantmind · 2017-08-29 · in Farewell, Solaris
  37. The rate of work and breadth of contributors to ZFSOnLinux is pleasantly suprising and impressive: https://github.com/zfsonlinux/zfs/graphs/contributors
    comment by williamstein · 2017-08-15 · in Native Encryption for ZFS on Linux
  38. …was strictly speaking an openzfs bug that hit all the ports. There's another one, somewhat related: https://github.com/zfsonlinux/zfs/issues/6224 which (so far) seems tied to using recordsize > 128k without either of the -L or -c flags on…
    comment by raattgift · 2017-08-06 · in 832 TB – ZFS on Linux
  39. According to OpenZFS's changelog for v 0.7 resilvering is smarter now: https://github.com/zfsonlinux/zfs/releases/tag/zfs-0.7.0
    comment by gigatexal · 2017-08-03 · in ⁠Btrfs has been deprecated in RHEL
  40. …be incompatible with the CDDL): https://opensource.stackexchange.com/questions/2094/are-cddl... https://github.com/zfsonlinux/zfs/blob/master/OPENSOLARIS.LI... Also, the SO answer mentions consumer protection laws - but AFAIK they…
    comment by e12e · 2017-08-02 · in ⁠Btrfs has been deprecated in RHEL
  41. Don't know if you can use it on FreeBSD yet, but tcaputi added it to Linux here: https://github.com/zfsonlinux/zfs/pull/5769 Matt Ahrens approved the changes, and hopefully it'll get rolled in ZoL soon. Full disclosure, I work with Tom at…
    comment by wspeirs · 2017-07-27 · in ZFS on Linux v0.7.0 released
  42. …idea is the same. Seriously. Read section 4 of the CDDL[1]. It's only three short paragraphs. [1]: https://github.com/zfsonlinux/zfs/blob/master/OPENSOLARIS.LI...
  43. Yeah I've been watching the pull request eagerly but not quite there :( https://github.com/zfsonlinux/zfs/pull/5769 Judging by the comments from today though it sounds like it will be merged very shortly after this release. So that's good…
    comment by lathiat · 2017-07-27 · in ZFS on Linux v0.7.0 released
  44. …a simple reproduder I guess that the ZoL devs are more than happy to fix or at least understand it: https://github.com/zfsonlinux/zfs From reading the pull requests and issues on that repo I've got the impression that the next release…
    comment by nisa · 2017-07-13 · in ZFS Is the Best Filesystem For Now
  45. …10+ cores should do tens of GB/s https://cloud.githubusercontent.com/assets/472018/13333262/f... https://github.com/zfsonlinux/zfs/pull/4330
    comment by olavgg · 2017-07-12 · in ZFS Is the Best Filesystem For Now
  46. Fletcher checksums are very cheap and not a bottleneck. https://github.com/zfsonlinux/zfs/issues/4789#issuecomment-2...
    comment by olavgg · 2017-07-12 · in ZFS Is the Best Filesystem For Now
  47. …sites when you google ashift=12, http://louwrentius.com/zfs-performance-and-capacity-impact-o... or https://github.com/zfsonlinux/zfs/issues/548 for instance. Basically, ashift=12 increases ZFS block size to 4K. Metadata use full blocks…
    comment by gulikoza · 2017-07-12 · in ZFS Is the Best Filesystem For Now
  48. …PKGBUILD the OP might leverage that you can use other quoting characters, like sed -i 's,github.com/zfsonlinux/zfs.git,github.com/tcaputi/zfs.git,' PKGBUILD
    comment by FullyFunctional · 2017-06-20 · in Playing with ZFS encryption on Linux
  49. I suggest posting this feedback in the pull request. https://github.com/zfsonlinux/zfs/pull/5769
    comment by ryao · 2017-06-20 · in Playing with ZFS encryption on Linux
  50. …on explanation of concepts than I'd prefer. [2] seems reasonably nice at a quick look. [1] - https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.04-Root-on-... [2] - http://kbdone.com/zfs-basics/
    comment by rincebrain · 2017-06-20 · in Playing with ZFS encryption on Linux