0
votes
0answers
28 views

Virtualbox: How to use VBoxBalloonCtrl

I am running some virtual machines with Oracle Virtualbox 4.3.10, and they have guest additions installed. I know that you can manually balloon (take away unused memory from the guest) RAM with ...
1
vote
1answer
3k views

Is it possible to shrink a VirtualBox dynamic image?

When you create a Virtual Box image you can choose to create a dynamic one, which will grow as needed so that even if your image is for 20GB, if you used only 4GB, only 4GB is taken from your hard ...