Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 3.9G 108K 3.9G 1% /etc/timezone /dev/sda2 ext4 916G 13G 856G 2% /usr tmpfs tmpfs 3.9G 0 3.9G 0% /usr/lib/x86_64-linux-gnu/GL tmpfs tmpfs 3.9G 0 3.9G 0% /usr/share/runtime/lib/plugins tmpfs tmpfs 3.9G 0 3.9G 0% /usr/share/runtime/share/themes tmpfs tmpfs 786M 288K 785M 1% /run/host/monitor udev devtmpfs 3.8G 0 3.8G 0% /dev tmpfs tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs tmpfs 3.9G 0 3.9G 0% /home/XXXXXXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 3.9G 0 3.9G 0% /home/XXXXXXXXXXXXXXXXX /dev/sdb1 iso9660 1.8G 1.8G 0 100% /media/XXXXXXXXXXXXX tmpfs tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup tmpfs tmpfs 3.9G 0 3.9G 0% /tmp/.X11-unix tmpfs tmpfs 786M 1.7M 784M 1% /run/systemd/journal/socket