Backup entire system with tar

system_backup.sh

#!/bin/bash
tar -cvpzf /backup/backup$(date +%d-%m-%Y).tar.gz --exclude=backup --exclude=bin --exclude=boot --exclude=dev --exclude=etc --exclude=lib --exclude=lost+found --exclude=media --exclude=mnt --exclude=opt --exclude=proc --exclude=sbin --exclude=selinux --exclude=srv --exclude=sys --exclude=tmp --exclude=usr --exclude=var/backup --exclude=var/backups --exclude=var/cache --exclude=var/crash --exclude=var/lib --exclude=var/local --exclude=var/lock --exclude=var/log --exclude=var/mail --exclude=var/opt --exclude=var/run --exclude=var/spool --exclude=var/tmp --exclude=var/vmail /