Re: [PATCH 0/5] Btrfs: Per-chunk degradable check

2015-11-04 Thread Qu Wenruo
Any new comment? And to Chris, is it possible to pick these patchset for 4.4? IMHO it's small enough (less than 100 lines) and didn't change degraded mount behavior much. Thanks, Qu Qu Wenruo wrote on 2015/09/21 10:10 +0800: Btrfs currently uses num_tolerated_disk_barrier_failures to do glo

[PATCH 0/5] Btrfs: Per-chunk degradable check

2015-09-20 Thread Qu Wenruo
Btrfs currently uses num_tolerated_disk_barrier_failures to do global check for tolerated missing device. Although the one-size-fit-all solution is quite safe, it's too strict if data and metadata has different duplication level. For example, if one use Single data and RAID1 metadata for 2 disks,