full system backup and restore with rsync

backup

#!/bin/bash
source=${1:-/}
destination=${2:-/mnt/backup}

rsync --archive \
--hard-links --human-readable --inplace --numeric-ids \
--delete --delete-excluded --progress \
--exclude-from $source/home/ferki/.backup/filter \
$source $destination

touch $destination/BACKUP

filter

+ /dev/console
+ /dev/initctl
+ /dev/null
+ /dev/zero
- /media/*
- /mnt/*
- /dev/*
- /proc/*
- /run/*
- /sys/*
- /tmp/*
- /var/cache/*
- /var/tmp/*
- /usr/portage/*

restore

#!/bin/bash
source=${1:-/mnt/backup/}
destination=${2:-/mnt/original/}

rsync -a --progress --exclude=BACKUP $source $destination