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Synology uses standard linux md (for btrfs too). Even SHR (Synology Hybrid RAID) is just different partitions on the drive allocated to different volumes, so yo
by vetinari 7y ago
Synology uses standard linux md (for btrfs too). Even SHR (Synology Hybrid RAID) is just different partitions on the drive allocated to different volumes, so you can use mixed-capacity drives effectively.
- kalleboo 7y agoRight, instead of BTRFS RAID5/6, they use Linux md raid, but I believe they have custom patches to BTRFS to "punch through" information from md, so that when BTRFS has a checksum mismatch it can use the md raid mirror disk for repair.