Filesystem Size Used Avail Use% Mounted on /dev/sda3 63G 20G 41G 33% /usr tmpfs 1.5G 0 1.5G 0% /usr/share/runtime/share/themes /dev/sda3 1.5G 68K 1.5G 1% /etc/ld.so.conf tmpfs 288M 96K 288M 1% /run/host/monitor udev 1.4G 0 1.4G 0% /dev tmpfs 1.5G 0 1.5G 0% /dev/shm tmpfs 1.5G 0 1.5G 0% /home/XXX tmpfs 1.5G 0 1.5G 0% /home/XXX tmpfs 1.5G 0 1.5G 0% /sys/fs/cgroup tmpfs 1.5G 0 1.5G 0% /tmp/.X11-unix tmpfs 288M 1.4M 287M 1% /run/systemd/journal/socket