btrfs-debug-tree(8) dump btrfs filesystem metadata into stdout

SYNOPSIS

btrfs-debug-tree [options] <device>

DESCRIPTION

btrfs-debug-tree is used to dump the whole tree of the given device.

This is maybe useful for analyzing filesystem state or inconsistence and has a positive educational effect on understanding the internal structure. <device> is the device file where the filesystem is stored.

OPTIONS

-e

Print detailed extents info.

-d

Print info of btrfs device and root tree dirs only.

-r

Print info of roots only.

-b <block_num>

Print info of the specified block only.

EXIT STATUS

btrfs-debug-tree will return 0 if no error happened. If any problems happened, 1 will be returned.