Deleting VMware Snapshots is Slow
Matt | April 21, 2011 | 9:27 amSo in the land of VMware, and most other hypervisors, we have a great technology called “snapshots”.
You’ve probably landed on this page because when you try to delete a snapshot, it’s taking forever.
If that’s the case, I have to ask… How long have you had this snapshot? And how much data has been written since it was taken?
To understand how snapshots operate, it’s important to understand the composition of your average virtual machine. To be fair, various virtualization architectures exist, but VMware’s is fairly straightforward. Every virtual machine consists of two parts, a *.vmx, and a *.vmdk. You’ll fairly frequently see other components, but in the end, if you do not have a *.vmx, and a *.vmdk, you don’t have a virtual machine. As we dive a little deeper, the *.vmdk consists of two parts:





