Filesystem 1K-blocks Used Available Use% Mounted on aufs 1044156 190900 800216 20% / none 1542940 272 1542668 1% /dev /dev/sdb1 4003932 1767784 2236148 45% /cdrom /dev/loop0 688000 688000 0 100% /rofs none 1547840 164 1547676 1% /dev/shm tmpfs 1547840 20 1547820 1% /tmp none 1547840 92 1547748 1% /var/run none 1547840 0 1547840 0% /var/lock none 1547840 0 1547840 0% /lib/init/rw