btrfs-select-super <root
BTRFS-SELECT-SUPER(8)                      Btrfs Manual                     BTRFS-SELECT-SUPER(8)

NAME
       btrfs-select-super - overwrite superblock with a backup

SYNOPSIS
       btrfs-select-super -s number dev

DESCRIPTION
       btrfs-select-super destructively overwrites all copies of the superblock with a specified
       copy. This helps with certain cases of damage, especially when barriers were disabled
       during a power failure. You can find a valid copy of the superblock with btrfs check -s.

       The filesystem specified by dev must not be mounted.

OPTIONS
       -s|--super 
           use th superblock copy, valid values are 0 up to 2 if the respective
           superblock offset is within the filesystem

SEE ALSO
       btrfsck check(8)

Btrfs v4.4                                  01/19/2016                      BTRFS-SELECT-SUPER(8)

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Designed by SanjuD(@ngineerbabu)

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