Archive for the ‘VCritical’ Category

Pimp My Hypervisor

Monday, March 1st, 2010

I bet you never thought of Hyper-V as a tricked-out custom hypervisor — with one less layer than VMware ESX — but it is… “Yo dawg, I heard you like Patch Tuesday, so I put Windows in your hypervisor so you can patch it while you virtualize!” Inspired by a joke from ...

Taking snapshots of VMware ESX 4 running in a VM

Friday, February 26th, 2010

Clearly, the capability introduced with VMware vSphere 4 that allows VMware ESX 4 to virtualize itself is a real crowd-pleaser. However, one limitation that some have discovered while using this lab-testing technique is the lack of ability to use snapshots with virtual ESX systems.  In fact, after taking a snapshot of ...

Linux apps run directly on Windows with virtualization!

Wednesday, February 17th, 2010

Microsoft has done remarkable things with virtualization — unbelievable, some say. One outstanding achievement is the way the Hyper-V architects managed to completely collapse the guest operating system layer directly into the hypervisor.  Take a look at this diagram from a Microsoft Virtualization competitive brochure: [Yes, it's that same brochure again.] There are ...