What is Memory Ballooning?

Memory ballooning plays a key role in modern virtualized data storage architectures. With both physical and virtual assets demanding memory resources, there is a need to claim, release and reclaim memory in a variety of ways.

Memory ballooning is a common technique used by virtualization technology, one that makes use of virtual machine memory. In this Enterprise Storage Forum article we define memory ballooning and explain the concept of ballooning, including the technique’s relationship to virtualization hypervisors.