where is all my disk space??

I am wondering where all my disk space is

look below

Filesystem Size Used Avail Use% Mounted on
/dev/mapper/VolGroup_ID_9096-LogVol1
3.9G 664M 3.1G 18% /
/dev/sda3 965M 45M 871M 5% /boot
tmpfs 1006M 0 1006M 0% /dev/shm
/dev/mapper/VolGroup_ID_9096-LogVol2
3.9G 137M 3.6G 4% /tmp
/dev/mapper/VolGroup_ID_9096-LogVol5
29G 3.0G 24G 11% /usr
/dev/mapper/VolGroup_ID_9096-LogVol4
29G 3.6G 24G 14% /var
/dev/mapper/VolGroup_ID_9096-LogVolHome
46G 4.4G 40G 10% /home
[root@suse-www ~]# pvdisplay
--- Physical volume ---
PV Name /dev/sda5
VG Name VolGroup_ID_9096
PV Size 225.38 GB / not usable 1.30 MB
Allocatable yes
PE Size (KByte) 32768
Total PE 7212
Free PE 3528
Allocated PE 3684
PV UUID Fq1P5S-Rl8c-xWWM-Y52p-SaVk-vfwq-rIkzc7

--- Physical volume ---
PV Name /dev/sda2
VG Name VolGroup_ID_9096
PV Size 46.58 GB / not usable 12.97 MB
Allocatable yes
PE Size (KByte) 32768
Total PE 1490
Free PE 1490
Allocated PE 0
PV UUID WIW9J3-rPPX-TXmg-zquv-E8PY-60WN-roKA3q


PV Size is 225.38GB but if you add up all the disk space its not even half
of it

any idea?


.