Expand or Add Virtual BOX Storage

C:\Program Files\Oracle\VirtualBox>VBoxManage.exe list hdds

UUID: 9caf05d3-6ec6-4727-9ca1-50b55652e17c
Parent UUID: base
State: created
Type: normal (base)
Location: C:\Users\g800077\VirtualBox VMs\Oracle Enterprise Linux 6.4\Orac
le Enterprise Linux 6.4.vdi
Storage format: VDI
Capacity: 12288 MBytes

C:\Program Files\Oracle\VirtualBox>VBoxManage.exe modifyhd --resize 16240 9caf05

d3-6ec6-4727-9ca1-50b55652e17c
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

 Reference :

https://www.virtualbox.org/manual/ch08.html#vboxmanage-modifyvdi


-- Srikanth Govada