0x4E4F@sh.itjust.works to linuxmemes@lemmy.worldEnglish · 4 months agoFuck-up Assessment Formsh.itjust.worksimagemessage-square63fedilinkarrow-up1635arrow-down19
arrow-up1626arrow-down1imageFuck-up Assessment Formsh.itjust.works0x4E4F@sh.itjust.works to linuxmemes@lemmy.worldEnglish · 4 months agomessage-square63fedilink
minus-squareSpeakinTelnet@sh.itjust.workslinkfedilinkarrow-up10·4 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-down1·4 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-up4·4 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-up1·4 months agoI wouldn’t go above two disks
minus-squareBCsven@lemmy.calinkfedilinkarrow-up2·4 months agoYou have to avoid the raid types is lists as not ready. Looks like facebook uses btrfs without issues
minus-squarePossibly linux@lemmy.ziplinkfedilinkEnglisharrow-up2·4 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-squareHupf@feddit.orglinkfedilinkarrow-up1·4 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
You have to avoid the raid types is lists as not ready. Looks like facebook uses btrfs without issues
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
Don’t forget upstream: https://btrfs.readthedocs.io/en/latest/Status.html