tldr/pages/linux/btrfs-subvolume.md

btrfs subvolume

Manage btrfs subvolumes and snapshots. More information: https://btrfs.wiki.kernel.org/index.php/Manpage/btrfs-subvolume.

• Create a new empty subvolume:

sudo btrfs subvolume create {{path/to/new_subvolume}}

• List all subvolumes and snapshots in the specified filesystem:

sudo btrfs subvolume list {{path/to/btrfs_filesystem}}

• Delete a subvolume:

sudo btrfs subvolume delete {{path/to/subvolume}}

• Create a read-only snapshot of an existing subvolume:

sudo btrfs subvolume snapshot -r {{path/to/source_subvolume}} {{path/to/target}}

• Create a read-write snapshot of an existing subvolume:

sudo btrfs subvolume snapshot {{path/to/source_subvolume}} {{path/to/target}}

• Show detailed information about a subvolume:

sudo btrfs subvolume show {{path/to/subvolume}}