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Do Synology actually use the multi-device options of btrfs, or are they using linux softraid + lvm underneath? I know Synology Hybrid RAID is a clever use of L
by fourfour3 2y ago
Do Synology actually use the multi-device options of btrfs, or are they using linux softraid + lvm underneath?
I know Synology Hybrid RAID is a clever use of LVM + MD raid, for example.
- phs2501 2y agoI believe Synology runs btrfs on top of regular mdraid + lvm, possibly with patches to let btrfs checksum failures reach into the underlying layers to find the right data to recover. Related blog post: https://daltondur.st/syno_btrfs_1/ https://daltondur.st/syno_btrfs_1/
- fourfour3 2y agoThat was very interesting reading, thanks!