Filesystem Type Size Used Avail Use% Mounted on
udev devtmpfs 7.9G 0 7.9G 0% /dev
tmpfs tmpfs 1.6G 6.0M 1.6G 1% /run
/dev/sda ext4 315G 138G 162G 46% /
tmpfs tmpfs 7.9G 0 7.9G 0% /dev/shm
tmpfs tmpfs 5.0M 0 5.0M 0% /run/lock
tmpfs tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup
tmpfs tmpfs 1.6G 0 1.6G 0% /run/user/1000
I am using Ubuntu 18.10.