Filesystem Type Size Used Avail Use% Mounted on tmpfs tmpfs 16G 92K 16G 1% /etc/timezone /dev/mapper/XXXXXXXXXXX btrfs 3.7T 76G 3.6T 3% /usr tmpfs tmpfs 16G 0 16G 0% /usr/lib/x86_64-linux-gnu/GL tmpfs tmpfs 16G 0 16G 0% /usr/share/runtime/share/themes /dev/mapper/XXXXXXXXXXX btrfs 3.7T 76G 3.6T 3% /mnt /dev/mapper/XXXXXXXXXXX btrfs 3.7T 76G 3.6T 3% /home tmpfs tmpfs 3.2G 86M 3.1G 3% /run/host/monitor devtmpfs devtmpfs 4.0M 0 4.0M 0% /dev tmpfs tmpfs 16G 0 16G 0% /dev/shm /dev/mapper/XXXXXXXXXXX btrfs 3.7T 76G 3.6T 3% /.snapshots tmpfs tmpfs 16G 0 16G 0% /home/XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX tmpfs tmpfs 16G 0 16G 0% /home/XXXXXXXXXXXXXXXXXXX /dev/mapper/XXXXXXXXXXX btrfs 3.7T 76G 3.6T 3% /opt tmpfs tmpfs 6.3G 2.4M 6.3G 1% /run/media /dev/mapper/XXXXXXXXXXX btrfs 3.7T 76G 3.6T 3% /srv XXXXXXXX XXXXXXXX 192K 134K 54K 72% XXXXXXXXXXXXXXXXXXXXXXXXX /dev/mapper/XXXXXXXXXXX btrfs 3.7T 76G 3.6T 3% /run/host/usr/local tmpfs tmpfs 16G 0 16G 0% /tmp/.X11-unix tmpfs tmpfs 16G 4.0K 16G 1% /tmp/.X11-unix/X0