More Virtual Volumes (VVOLS) and Snapshots Goodness
Cormac Hogan posted a very interesting article about Virtual Volumes, you can find the complete article here or scroll down.
Well, I got so many questions about my previous articles on a new way of doing snapshots with VVols that I decided to take the time and get even deeper into their behaviour. In this setup, I take a Windows 2008 Guest OS running in a virtual machine deployed on an NFS datastore, and I compare it to an identical VM deployed on a VVol datastore. This is purely from looking at how we do snapshots. Remember with VVols, snapshots always run on the base disk, compared to the traditional way of doing snapshots where the VM always run on the top-most delta in the chain.
Lets start with a look at the NFS based VM’s home folder without any snapshots:
Compare this to the VM deployed on a VVol datastore:
Read the entire article here, More Virtual Volumes (VVOLS) and Snapshots Goodness
via the fine folks at opvizor.