btrbk: btrbk (backup tool for btrfs subvolumes) btrbk: btrbk: btrbk is a backup tool for btrfs subvolumes, taking advantage of btrfs btrbk: specific capabilities to create atomic snapshots and transfer them btrbk: incrementally to your backup locations. btrbk: btrbk: The source and target locations are specified in a config file, which btrbk: allows to easily configure simple scenarios like "laptop with locally btrbk: attached backup disks", as well as more complex ones, e.g. "server btrbk: receiving backups from several hosts via ssh, with different retention btrbk: policy".