table of contents
other versions
- wheezy-backports 3.17-1.1~bpo70+1
- jessie 3.17-1.1
- jessie-backports 4.7.3-1~bpo8+1
- testing 4.7.3-1
- unstable 4.9.1-1
BTRFS-SHOW-SUPER(8) | Btrfs Manual | BTRFS-SHOW-SUPER(8) |
NAME¶
btrfs-show-super - show btrfs superblock information stored in devicesSYNOPSIS¶
btrfs-show-super [options] <dev> [<dev>...]DESCRIPTION¶
btrfs-show-super is used to print the information of superblock, you can specify which mirror to print out.OPTIONS¶
-fPrint 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.
EXIT STATUS¶
btrfs-show-super will return 0 if no error happened. If any problems happened, 1 will be returned.SEE ALSO¶
mkfs.btrfs(8)06/20/2015 | Btrfs v3.17 |