gzip backups
The automatic backups should be gzipped into a .tar.gz gzip runs quickly and without much CPU (with default or lower compression) and cuts the backup-size by a factor 4 in my (fairly small) example.
The automatic backups should be gzipped into a .tar.gz gzip runs quickly and without much CPU (with default or lower compression) and cuts the backup-size by a factor 4 in my (fairly small) example.