Filesystem Size Used Avail Use% Mounted on devtmpfs 3.9G 0 3.9G 0% /dev tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 3.9G 1.3M 3.9G 1% /run /dev/loop0 1.5G 1.5G 0 100% /run/blackPanther/ovlsize overlay 3.9G 117M 3.8G 3% / tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup tmpfs 3.9G 20K 3.9G 1% /tmp tmpfs 787M 8.0K 787M 1% /run/user/XXXX tmpfs 787M 0 787M 0% /run/user/XXX