btrfs-progs/Documentation/btrfs-debug-tree.txt

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btrfs-debug-tree(8)
===================
NAME
----
btrfs-debug-tree - 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
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*btrfs-debug-tree* will return 0 if no error happened.
If any problems happened, 1 will be returned.
AUTHOR
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Written by Shilong Wang and Wenruo Qu.
COPYRIGHT
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Copyright (C) 2013 FUJITSU LIMITED.
License GPLv2: GNU GPL version 2 <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
SEE ALSO
--------
`mkfs.btrfs`(8)