RepoMirrors/btrfs-progs
1
0
Fork 0
mirror of https://github.com/kdave/btrfs-progs synced 2024-12-24 15:12:47 +00:00
Code Issues Packages Projects Releases Wiki Activity

btrfs-progs: update docs for inspect-internal dump-super

Browse Source 
Signed-off-by: Alexander Fougner <fougner89@gmail.com>
[ minor formatting updates ]
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Alexander Fougner 2016-02-24 11:52:34 +01:00 committed by David Sterba
parent eaa93e3b02
commit 2ae0b12df0
2 changed files with 37 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
Documentation/btrfs-inspect-internal.asciidoc
View File

@ -87,6 +87,42 @@ subvolume itself return it's own tree id (ie. subvol id)
NOTE: The result is undefined for the so-called empty subvolumes (identified by
inode number 2), but such subvolume does not contain any files anyway
*show-super* [options] <device> [device...]::
(needs root privileges)
+
Show btrfs superblock information stored in devices.
It is used to print the information of superblock,
you can specify which mirror to print out.
+
By default, every device's first superblock will be printed out.
+
Mainly used for debug purpose.
+
`Options`
+
-f::::
Print full superblock information.
+
Including the system chunk array and backup roots.
+
-a::::
Print information of all superblocks.
+
If this option is given, '-i' option will be ignored.
+
-i <super_mirror>::::
Specify which mirror to print out.
+
<super_mirror> is between 0 and 2.
If several '-i <super_mirror>' are given, only the last one is valid.
+
-F::::
Attempt to print the superblock even if no superblock magic is found. May end
badly.
-s <bytenr>::::
specifiy offset to a superblock in a non-standard location at 'bytenr', useful
for debugging (disables the '-f' option)
*subvolid-resolve* <subvolid> <path>::
(needs root privileges)
+

2
btrfs-completion
View File

@ -36,7 +36,7 @@ _btrfs()
commands_device='scan add delete remove ready stats usage'
commands_scrub='start cancel resume status'
commands_rescue='chunk-recover super-recover'
commands_inspect_internal='inode-resolve logical-resolve subvolid-resolve rootid min-dev-size dump-tree'
commands_inspect_internal='inode-resolve logical-resolve subvolid-resolve rootid min-dev-size dump-tree dump-super'
commands_property='get set list'
commands_quota='enable disable rescan'
commands_qgroup='assign remove create destroy show limit'