Removing Snapshots Can Cause VM Unresponsive

The first thing to remember is not to keep a VM snapshot for a long time – e.g. a few days for a busy VM. Because it

• Can impact the VM performance and
• Can cause the VM unresponsive when removing the snapshot (see KB1002836)

The second thing to remember is that removing or consolidating VM snapshots (particular a VM with a large snapshot file) when the VM is not busy.