backup(feed) - phpMan
btrfs-select-super (8) - overwrite primary superblock with a backup copy db_hotbackup (1) - Create "hot backup" or "hot failover" snapshots doveadm-backup (1) - Dovecot's one-way mailbox synchronization utility mysqldump (1) - a database backup program mysqlhotcopy (1) - a database backup program vgcfgbackup (8) - Backup volume group configuration(s)