Filesystem           Size  Used Avail Use% Mounted on
udev                 126G   12K  126G   1% /dev
tmpfs                 26G  1.4M   26G   1% /run
/dev/dm-1            489G  2.9G  461G   1% /
none                 4.0K     0  4.0K   0% /sys/fs/cgroup
none                 5.0M     0  5.0M   0% /run/lock
none                 126G     0  126G   0% /run/shm
none                 100M     0  100M   0% /run/user
/dev/sda3            196M   59M  128M  32% /boot
/dev/mapper/vm-nova  1.9T   34M  1.9T   1% /var/lib/nova
/dev/sda4           1000G  2.5G  998G   1% /var/lib/ceph/osd/ceph-1
