tldr/pages/linux/btrfs-inspect-internal.md

btrfs inspect-internal

Query internal information of a btrfs filesystem. More information: https://btrfs.readthedocs.io/en/latest/btrfs-inspect-internal.html.

• Print superblock's information:

sudo btrfs {{[i|inspect-internal]}} {{[dump-s|dump-super]}} {{path/to/partition}}

• Print superblock's and all of its copies' information:

sudo btrfs {{[i|inspect-internal]}} {{[dump-s|dump-super]}} {{[-a|--all]}} {{path/to/partition}}

• Print filesystem's metadata information:

sudo btrfs {{[i|inspect-internal]}} {{[dump-t|dump-tree]}} {{path/to/partition}}

• Print list of files in inode n-th:

sudo btrfs {{[i|inspect-internal]}} {{[i|inode-resolve]}} {{n}} {{path/to/btrfs_mount}}

• Print list of files at a given logical address:

sudo btrfs {{[i|inspect-internal]}} {{[lo|logical-resolve]}} {{logical_address}} {{path/to/btrfs_mount}}

• Print stats of root, extent, csum and fs trees:

sudo btrfs {{[i|inspect-internal]}} {{[t|tree-stats]}} {{path/to/partition}}