HOWTO: Use rsync to backup a Mac

Example of backup to external HFS+-formatted drive (rsync 3+ only; before version 3 use -E instead of -X):

sudo rsync -vaxX --delete-excluded --exclude Caches --exclude Cache \
--exclude .Trash --exclude Downloads --exclude "Virtual Machines.localized" \
/Users/mjs/ /Volumes/Nevada/mjs/

sudo rsync -vaxX --delete-excluded --exclude Caches --exclude Cache \
/Users/Media/ /Volumes/Nevada/Media/  

HOWTO: Use rsync to backup to a Synology NAS

sudo rsync -vax --delete ~/workspace/beebo/ root@wilma.local::NetBackup/beebo

HOWTO: Backup Aperture library to Synology NAS

rsync -av --delete ~/Pictures/Aperture\ 3.aplibrary root@wilma.local::NetBackup

HOWTO: Backup to Gandi's rsync daemon

rsync -av --delete ~/Pictures/Aperturn\ 3.aplibrary nevada@grace.beebo.org::nevada/wilma_001132091F79/NetBackup

(Will need to enter password, and access is restricted by IP; set node[:rsyncd][:hosts_allow].)