• erock@lemmy.ml
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    14 days ago

    I’ve never used bcachefs and only recently read about some of the drama. I wish the project the best but at this point it is hard to beat zfs

    • daggermoon@lemmy.world
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      13 days ago

      zfs is confusing as hell for noobs like me. I only really recently learned how to use btrfs. Is there any real reason to use zfs over btrfs on Linux anyway?

      • Jakeroxs@sh.itjust.works
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        12 days ago

        On top of being confusing, I had my whole proxmox node crash because the ZFS pool randomly crashed out multiple times 🤷‍♂️

        Probably due to the consumer grade nvme I was using it on but… Still why?

        Also used a lot of extra ram just to function

        • _stranger_@lemmy.world
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          12 days ago

          I think it’s just hardware optimization. You get a ton more pain and risk replacing a drive in zfs vs raid10, but it’s more space efficient and flexible to use zfs. This is all academic, because the goal of these systems is a certain level of performance, availability, and data integrity, but not data safety. You need backups (preferably off-site and even off line) backups for that.

          • Jakeroxs@sh.itjust.works
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            12 days ago

            To be clear, I didn’t lose any data, ended up moving everything off the ZFS pool and went back to ext, the crashes I had just made the ZFS unavailable until I rebooted the machine.

      • Matriks404@lemmy.world
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        13 days ago

        I have used btrfs exactly once because it was the default on openSUSE, and the filesystem eventually became corrupted and unrecoverable.

        • enumerator4829@sh.itjust.works
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          12 days ago

          Friends don’t let friends run erasure coding on BTRFS.

          Personally, I don’t run anything on BTRFS. I like having my data intact and I also want two parity drives in my pools.

  • jaxxed@lemmy.world
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    13 days ago

    Definitely not going anywhere near the comments section on that phoronix article. It’s guaranteed to be pure poison.

      • non_burglar@lemmy.world
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        12 days ago

        The developer of bcachefs, Kent Overstreet, has repeatedly failed to abide by the expectations of kernel release schedules, particularly the rc (release candidate) stage, which is supposed to freeze new features until next release.

        Kent has open-air arguments with Linus Torvalds about not being able to develop the way he wants to, Linus Torvalds does not like wasting time discussing it with Kent.

        IMO, Kent created this situation himself. He’ll be happier developing outside upstream anyway.

        It should be noted that while some folks have commented that bcachefs was not ready for upstream, several kernel devs have a lot of respect for the technical quality of Kent’s work, so I think the argument of whether bcachefs is good or not good is separate from Kent’s behaviour as a kernel contributor.

        • jaxxed@lemmy.world
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          13 days ago

          Additionally, Kent got most of his kernel changes needed for bcachefs merged already, so a dkms should be easier to manage now.

          • buttnugget@lemmy.world
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            12 days ago

            So if I’m reading this correctly, the program can operate fine as an external module because the kernel itself supports it well with those changes?

            • jaxxed@lemmy.world
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              12 days ago

              To be more clear, before he got his code mainlined, you needed to run h8s full fork of the kernel, with changes made not just to the cache code itself, but also to other parts.

              Not all of his changes went in though; but the differences got sorted out enough that the vast majority of his newer changes were driver only.

              That said, he was still ruffling feathers about wanting some fast moving kernel changes.

        • Auli@lemmy.ca
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          12 days ago

          Problem is if it isn’t in the kernel it well be used by a lot less people.

      • whaleross@lemmy.world
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        14 days ago

        It was nowhere close to be mature enough to be in the kernel. The developer is nowhere close to be mature enough to be involved in the kernel. It’s better for everybody if it is developed separately and maybe integrated again at a later stage when the file system and tooling are considered stable and changes are smaller and less sensitive. CacheFS being in the kernel might mislead people to rely on a filesystem that is still experimental and under heavy development. Personally I am looking forward to see it mature because I’d love to run it on my file storage home server when it is stable enough.

        • LeFantome@programming.dev
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          13 days ago

          I have been relying on the filesystem. It is excellent. It is mature enough.

          Sadly, the lead dev for bcachefs is not mature enough.

        • eldavi@lemmy.ml
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          13 days ago

          It was nowhere close to be mature enough to be in the kernel. The developer is nowhere close to be mature enough to be involved in the kernel

          what independently verifiable condition(s) will satisfy these requirements?

          • whaleross@lemmy.world
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            13 days ago

            That the developer himself finds it absolutely necessary to push new code outside the window for upcoming versions of the kernel is a pretty good indication.

            • LeFantome@programming.dev
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              13 days ago

              That is a personality issue, not a code emergency.

              There were two dozen patches submitted for 6.17 that were never merged. What has the fall-out been? Where are all the stories about data loss? I am sure they would hit the front page.

              The file system can improve but it is already fine.

              • whaleross@lemmy.world
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                13 days ago

                The fallout for people knowingly risking their data beta testing a filesystem that is still in experimental and some users running into issues and possibly corruption?

                There are no stories because it is not a story when a test environment for finding bugs fails and the bugs get fixed. Nobody with data they can not lose are putting it on bcachefs because why would they.

                Thanks for running a test environment though. Please take backups of anything important, just in case.

        • wurstgulasch3000@feddit.org
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          14 days ago

          Yes I’m asking for the reason why you think this development is good. It seemed to me like it could have worked out if they talked it out and could have added something of value to the OS

            • nixon@sh.itjust.works
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              14 days ago

              It’s not lazy to ask someone who seems to know something about the topic within a discussion thread about said topic. You know more than I do on this.

              I understand how you may not want to take the time to answer someone’s question but also you could have replied with the link you eventually did instead of saying “Seriously?” Within the context of calling others lazy you could also qualify under the same term since you took the time to respond but not with the answer.

              With search being what it is nowadays I wouldn’t know if I am getting a good result to find out the answer since it is of a technical and specific nature I may or may not even know if I am familiar with to begin with. It could take me much longer to figure it out, or I will give up and not be interested in finding out more about a field you seem to have an interest and knowledge about and I am demonstrating I want to know more about.

              I think it is fair to ask for more information from someone who shows more expertise in the topic before searching.

            • patatahooligan@lemmy.world
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              14 days ago

              There’s no reason to be rude and insulting. It doesn’t make the other person look lazy; it just makes you look bad, especially when you end up being wrong because you didn’t do any research either. The article is garbage. It’s obviously written by someone who wants to talk about why they don’t like bcachefs, which would be fine, but they make it look like that’s why Linus wanted to remove bcachefs, which is a blatant lie.

              Despite this, it has become clear that BcacheFS is rather unstable, with frequent and extensive patches being submitted to the point where [Linus Torvalds] in August of last year pushed back against it, as well as expressing regret for merging BcacheFS into mainline Linux.

              But if we click on the article’s own source in the quote we see the message (emphasis mine):

              Yeah, no, enough is enough. The last pull was already big.

              This is too big, it touches non-bcachefs stuff, and it’s not even remotely some kind of regression.

              At some point “fix something” just turns into development, and this is that point.

              Nobody sane uses bcachefs and expects it to be stable, so every single user is an experimental site.

              The bcachefs patches have become these kinds of "lots of development during the release cycles rather than before it", to the point where I’m starting to regret merging bcachefs.

              If bcachefs can’t work sanely within the normal upstream kernel release schedule, maybe it shouldn’t be in the normal upstream kernel.

              This is getting beyond ridiculous.

              Stability has absolutely nothing to do with it. On the contrary, bcachefs is explicitly expected to be unstable. The entire thing is about the developer, Kent Overstreet, refusing to follow the linux development schedule and pushing features during a period where strictly bug fixes are allowed. This point is reiterated in the rest of the thread if anyone is having doubts about whether it is stated clearly enough in the above message alone.

            • wurstgulasch3000@feddit.org
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              14 days ago

              I’ve heard about this and wanted to hear your opinion on it because you seemed to have gotten to another conclusion than I have. But it seems that you’re not interested in discussing so I’m no longer interested

        • Auli@lemmy.ca
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          12 days ago

          Who Torvalds? No the developer likes to do his own thing so he can now do his own thing.