Filesystem Type Size Used Avail Use% Mounted on devtmpfs devtmpfs 977M 0 977M 0% /dev tmpfs tmpfs 988M 0 988M 0% /dev/shm tmpfs tmpfs 988M 18M 970M 2% /run tmpfs tmpfs 988M 0 988M 0% /sys/fs/cgroup /dev/sda3 btrfs 422G 70G 351G 17% / /dev/sda3 btrfs 422G 70G 351G 17% /.snapshots /dev/sda3 btrfs 422G 70G 351G 17% /opt /dev/sda3 btrfs 422G 70G 351G 17% /boot/grub2/x86_64-efi /dev/sda3 btrfs 422G 70G 351G 17% /boot/grub2/i386-pc /dev/sda3 btrfs 422G 70G 351G 17% /usr/local /dev/sda3 btrfs 422G 70G 351G 17% /tmp /dev/sda3 btrfs 422G 70G 351G 17% /home /dev/sda3 btrfs 422G 70G 351G 17% /root /dev/sda3 btrfs 422G 70G 351G 17% /var /dev/sda3 btrfs 422G 70G 351G 17% /srv tmpfs tmpfs 198M 4.0K 198M 1% /run/user/XXXX