Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 783M 11M 772M 2% /run XXXXXXXX XXXXXXXX 128K 64K 60K 52% XXXXXXXXXXXXXXXXXXXXXXXXX /dev/sdb1 iso9660 5.8G 5.8G 0 100% /cdrom /cow overlay 3.9G 280M 3.6G 8% / /dev/disk/by-label/writable ext4 23G 192M 22G 1% /var/log tmpfs tmpfs 3.9G 8.0K 3.9G 1% /dev/shm tmpfs tmpfs 5.0M 8.0K 5.0M 1% /run/lock tmpfs tmpfs 3.9G 0 3.9G 0% /tmp tmpfs tmpfs 783M 168K 783M 1% /run/user/XXXX