```
root@mw1319:~# df -h
Filesystem                  Size  Used Avail Use% Mounted on
udev                         10M     0   10M   0% /dev
tmpfs                        13G  9.0M   13G   1% /run
/dev/dm-0                   563G  1.3G  533G   1% /
tmpfs                        32G     0   32G   0% /dev/shm
tmpfs                       5.0M     0  5.0M   0% /run/lock
tmpfs                        32G     0   32G   0% /sys/fs/cgroup
/dev/mapper/mw1319--vg-srv  191G   60M  181G   1% /srv
root@mw1319:~# lvs
  LV          VG        Attr       LSize   Pool Origin Data%  Meta%  Move Log Cpy%Sync Convert
  placeholder mw1319-vg -wi-a----- 166.04g
  root        mw1319-vg -wi-ao---- 571.66g
  srv         mw1319-vg -wi-ao---- 193.69g
root@mw1319:~# pvs
  PV         VG        Fmt  Attr PSize   PFree
  /dev/md0   mw1319-vg lvm2 a--  931.38g    0
```