BTRFS-FIND-ROOT(8)                         Btrfs Manual                        BTRFS-FIND-ROOT(8)

NAME
       btrfs-find-root - filter to find btrfs root

SYNOPSIS
       btrfs-find-root [options] <device>

DESCRIPTION
       btrfs-find-root is used to find the satisfied root, you can filter by root tree’s
       objectid, generation, level.

OPTIONS
       -a
           Search through all metadata extents, even the root has been already found.

       -g <generation>
           Filter root tree by it’s original transaction id, tree root’s generation in default.

       -o <objectid>
           Filter root tree by it’s objectid,tree root’s objectid in default.

       -l <level>
           Filter root tree by B-+ tree’s level, level 0 in default.

EXIT STATUS
       btrfs-find-root will return 0 if no error happened. If any problems happened, 1 will be
       returned.

SEE ALSO
       mkfs.btrfs(8)

Btrfs v4.20.1                               01/23/2019                         BTRFS-FIND-ROOT(8)

Usage: find-roots [-a] [-o search_objectid] [ -g search_generation ] [ -l search_level ] <device>