Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 3.4G 80K 3.4G 1% /etc/timezone /dev/sda3 btrfs 465G 16G 448G 4% /usr /dev/sda3 btrfs 465G 16G 448G 4% /home tmpfs tmpfs 688M 160K 688M 1% /run/host/monitor devtmpfs devtmpfs 4.0M 0 4.0M 0% /dev tmpfs tmpfs 3.4G 0 3.4G 0% /dev/shm tmpfs tmpfs 3.4G 0 3.4G 0% /home/XXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 3.4G 0 3.4G 0% /home/XXXXXXXXXXXXX tmpfs tmpfs 1.4G 1.6M 1.4G 1% /run/media tmpfs tmpfs 3.4G 0 3.4G 0% /tmp/.X11-unix