0x4E4F@sh.itjust.works to linuxmemes@lemmy.worldEnglish · 3 months agoFuck-up Assessment Formsh.itjust.worksimagemessage-square63fedilinkarrow-up1636arrow-down110
arrow-up1626arrow-down1imageFuck-up Assessment Formsh.itjust.works0x4E4F@sh.itjust.works to linuxmemes@lemmy.worldEnglish · 3 months agomessage-square63fedilink
minus-squareSpeakinTelnet@sh.itjust.workslinkfedilinkarrow-up10·3 months agoMy only gripe with btrfs is that I’ve had systems come down from a single drive failure in raid quite “often” when compared to other FS. ZFS is a ram hog but I always could do a live resilvering without downtime.
minus-squarehersh@literature.cafelinkfedilinkarrow-up2arrow-down1·3 months agobtrfs’s RAID features are not production-ready, and at this point I doubt they ever will be. See: https://en.wikipedia.org/wiki/Btrfs#Implemented_but_not_recommended_for_production_use https://wiki.archlinux.org/title/Btrfs https://www.phoronix.com/news/Btrfs-Warning-RAID5-RAID6 ZFS is definitely more robust.
minus-squareSpeakinTelnet@sh.itjust.workslinkfedilinkarrow-up4·3 months agoIt is true for raid 5 & 6. Raid 0, 1, and 10 are supposed to be production ready. I use raid 10 only with btrfs, anything else and I use zfs or mdadm.
minus-squarePossibly linux@lemmy.ziplinkfedilinkEnglisharrow-up1·3 months agoI wouldn’t go above two disks
minus-squarePossibly linux@lemmy.ziplinkfedilinkEnglisharrow-up2·3 months agoRaid 1 is stable. The problem is that btrfs has performance issues with resilvering a large amount of data. That isn’t something that can be fixed as it is a design flaw. Maybe bcachfs will be production ready at some point
minus-squareBCsven@lemmy.calinkfedilinkarrow-up2·3 months agoYou have to avoid the raid types is lists as not ready. Looks like facebook uses btrfs without issues
minus-squareHupf@feddit.orglinkfedilinkarrow-up1·3 months agoDon’t forget upstream: https://btrfs.readthedocs.io/en/latest/Status.html
My only gripe with btrfs is that I’ve had systems come down from a single drive failure in raid quite “often” when compared to other FS.
ZFS is a ram hog but I always could do a live resilvering without downtime.
btrfs’s RAID features are not production-ready, and at this point I doubt they ever will be. See:
https://en.wikipedia.org/wiki/Btrfs#Implemented_but_not_recommended_for_production_use
https://wiki.archlinux.org/title/Btrfs
https://www.phoronix.com/news/Btrfs-Warning-RAID5-RAID6
ZFS is definitely more robust.
It is true for raid 5 & 6. Raid 0, 1, and 10 are supposed to be production ready. I use raid 10 only with btrfs, anything else and I use zfs or mdadm.
I wouldn’t go above two disks
Raid 1 is stable. The problem is that btrfs has performance issues with resilvering a large amount of data. That isn’t something that can be fixed as it is a design flaw.
Maybe bcachfs will be production ready at some point
You have to avoid the raid types is lists as not ready. Looks like facebook uses btrfs without issues
Don’t forget upstream: https://btrfs.readthedocs.io/en/latest/Status.html