Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 1.9G 80K 1.9G 1% /etc/timezone /dev/sda3 ext4 15G 14G 1.3G 92% /usr /dev/sda4 btrfs 279G 60G 218G 22% /home tmpfs tmpfs 374M 204K 374M 1% /run/host/monitor dev devtmpfs 1.9G 0 1.9G 0% /dev tmpfs tmpfs 1.9G 0 1.9G 0% /dev/shm tmpfs tmpfs 1.9G 0 1.9G 0% /home/XXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 1.9G 0 1.9G 0% /home/XXXXXXXXXX run tmpfs 1.9G 1.6M 1.9G 1% /run/media tmpfs tmpfs 4.0M 0 4.0M 0% /sys/fs/cgroup tmpfs tmpfs 1.9G 0 1.9G 0% /tmp/.X11-unix