oot@FNOS:/# mount -t btrfs -o ro,usebackuproot,rescue=all /dev/mapper/trim_1e1cd702_5112_48bd_84d8_13bde4e0519c-0 /vol1 mount: /vol1: can't read superblock on /dev/mapper/trim_1e1cd702_5112_48bd_84d8_13bde4e0519c-0.
dmesg(1) may have more information after failed mount system call.
2026-3-17 11:27:22
2026-3-20 11:05:28 楼主