On 2019/7/12 下午7:05, mangobl...@gmail.com wrote: > Hi, > > After updating to kernel 5.2 (archlinux): 2 out of my 7 btrfs drives > fail to mount on boot. > > Error: can't read superblock on /dev/sdb1 and /dev/sdc1.
Pull dmesg output please. Thanks, Qu > > Going back to kernel 5.1.16 (and 4.19 also) fixes the problem. Btrfsck > reports the 2 drives are OK. > > What can I do to fix this ? > > Thanks. > > $ btrfs fi show > > Label: 'disk3' uuid: 37d68257-a2bf-44e4-82e6-7bda35d3af3c > Total devices 1 FS bytes used 1.77TiB > devid 1 size 1.82TiB used 1.82TiB path /dev/sdb1 > > Label: 'disk4' uuid: 8b72d7bd-603c-41c0-a395-a763ffe0de8b > Total devices 1 FS bytes used 2.67TiB > devid 1 size 2.73TiB used 2.73TiB path /dev/sdc1 > > Label: 'disk5' uuid: 1728d60b-bdf2-4baa-8372-de7014d85e1d > Total devices 1 FS bytes used 3.59TiB > devid 1 size 3.64TiB used 3.64TiB path /dev/sdg1 > > Label: 'disk7' uuid: 5e9437b5-bf53-4135-8b25-52539cfc491e > Total devices 1 FS bytes used 6.66TiB > devid 1 size 7.28TiB used 7.23TiB path /dev/sde1 > > Label: 'disk6' uuid: ce325155-0922-4c62-9f5d-70cbc1726b5c > Total devices 1 FS bytes used 3.47TiB > devid 1 size 3.64TiB used 3.63TiB path /dev/sdd1 > > Label: 'disk1' uuid: b9c65214-b1dc-4a97-b798-dc9639177880 > Total devices 1 FS bytes used 3.31TiB > devid 1 size 3.64TiB used 3.62TiB path /dev/sdh1 > > Label: 'disk2' uuid: d77e4116-de32-4ff4-938c-9c6eea6cdd42 > Total devices 1 FS bytes used 6.83TiB > devid 1 size 7.28TiB used 7.26TiB path /dev/sdf1 >
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