Filesystem Type Size Used Avail Use% Mounted on devtmpfs devtmpfs 7.9G 0 7.9G 0% /dev tmpfs tmpfs 7.9G 2.0M 7.9G 1% /dev/shm tmpfs tmpfs 7.9G 1.4M 7.9G 1% /run tmpfs tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/mapper/XXXXXXXXXXXXXXXX reiserfs 5.3G 706M 4.6G 14% / /dev/mapper/XXXXXXXXXXXXX ext4 6.8G 4.6G 1.9G 72% /usr /dev/sdb5 ext2 620M 89M 500M 15% /boot /dev/mapper/XXXXXXXXXXXXX ext4 4.9G 2.4G 2.3G 52% /var /dev/mapper/XXXXXXXXXXXXX ext4 8.1G 37M 7.6G 1% /tmp /dev/mapper/XXXXXXXXXXXXX ext4 9.9G 37M 9.3G 1% /opt /dev/mapper/XXXXXXXXXXXXXX xfs 35G 18G 17G 53% /home tmpfs tmpfs 1.6G 16K 1.6G 1% /run/user/XXXXX