Comparing VVols to VMDKs and RDMs

I have been talking a lot about Virtual Volumes (VVols) lately with customers and when I describe what they are a frequent response is “oh so basically RDMs then?”. ..

…ugh sorry I just threw up in my mouth a bit…

The answer to that is an unequivocal “no” of course, but the question deserves a thorough response.

So first let’s look at how they are the same, then let’s look at their differences. And not just how they compare to RDMs, but also VMDKs as you traditionally know them.

Continue reading Comparing VVols to VMDKs and RDMs

My Upcoming VMUG Webinars

Hey all–in case you didn’t get a chance to go to VMworld and would like to see my sessions live (well online live) and ask questions I am repeating them somewhat via the VMUG webinars.

First one is on October 9th:

This is a deep dive on the love story that is ESXi and UNMAP. How it used to work, how it works now, how it has changed, and why. Plus how VVols changes it all. This is a session I submitted to VMworld, but it didn’t make it. Register here:

https://event.on24.com/wcc/r/1498012/83A172D29B748E7581279708C1640449

Second one is a repeat from VMworld, my session on best practicesfor vSphere for All Flash Arrays. Continue reading My Upcoming VMUG Webinars