CC'ing linux-raid mailing list, where md raid development happens. dm-raid is just a different interface to md raid. On Fri, 7 Jan 2022 10:30:56 +0800 Qu Wenruo <quwenruo.btrfs@xxxxxxx> wrote: > Hi, > > Recently I'm working on refactor btrfs raid56 (with long term objective > to add proper journal to solve write-hole), and the coverage of current > fstests for btrfs RAID56 is not that ideal. > > Is there any project testing dm/md RAID456 for things like > re-silvering/write-hole problems? > > And how you dm guys do the tests for stacked RAID456? > > I really hope to learn some tricks from the existing, tried-and-true > RAID456 implementations, and hopefully to solve the known write-hole > bugs in btrfs. > > Thanks, > Qu > > > -- > dm-devel mailing list > dm-devel@xxxxxxxxxx > https://listman.redhat.com/mailman/listinfo/dm-devel > --