• Server Cluster patching with Opalis – Part 1

    I’m using this post to document my experiments with Opalis.  One of the things I’ve been thinking about is using Opalis to orchestrate complicated patching scenarios that have traditionally been difficult to do with tools like System Center Configuration...
  • Exercising live migration

    One of the scenarios that we had running at TechEd NZ was a continuous live migration between two hosts which I had set up using Virtual Machine Manager & the Powershell components.  Someone asked for it internally, and I thought I’d post it...
  • Application Virtualisation – Agent or Agentless Part II?

    In my previous post I talked about some of the advantages of using agent based technology to deliver virtual applications.  There were a couple of things that I forgot to include when I wrote that post.  So continuing on from that list, here...
  • Application Virtualisation – Agent or Agentless?

    One of the things I sometimes hear from my customers when we’re talking about Application Virtualisation is “why do you need an agent for virtualising applications, especially when some of your competitors don’t?”.  My answer to them is “what do...
  • Save money managing your virtual hosts

    As I said in my post below, I read a lot of blogs.  I’ve been meaning to write a response to a post I read on Vcritical.com for a while, and haven’t got around to it.  Vcritical is written by Eric Gray who is a VMware employee, so clearly he...