BTRFSCK(8)
NAME
btrfsck - check a btrfs filesystem
SYNOPSIS
btrfsck device
DESCRIPTION
btrfsck is used to check a btrfs filesystem. device is the device file
where the filesystem is stored.
AVAILABILITY
btrfsck is part of btrfs-progs. Btrfs is currently under heavy development, and not suitable for any uses other than benchmarking and review.
Please refer to the btrfs wiki http://btrfs.wiki.kernel.org for further
details.