Backups that dedup so storage stays tiny

Backups that dedup so storage stays tiny
Daily tar backups eat disk because every snapshot is full. BorgBackup dedups at the block level, so 30 dailies cost barely more than one.
— borg init --encryption=repokey /mnt/backup
— borg create ::'{hostname}-{now}' /var/www /etc
— borg prune --keep-daily=7 --keep-weekly=4
My 6GB site set keeps a month of history in ~7GB total. Push the repo to a $3 storage box. Encrypted, deduped, scriptable in cron. Try it tonight.