Debunking the myths of why Vmware is better than Hyper-V – Clustered File System…

Today I'm gonna write about something called Cluster Shared Volumes (CSV) and as usual, the stories that are told by Vmware. When I talk to Vmware customers these days, one of the stories I hear (out of many) is that Hyper-V does not have a clustered file system that makes it possible to share storage … Continue reading Debunking the myths of why Vmware is better than Hyper-V – Clustered File System…

Debunking the myths of why Vmware is better than Hyper-V – Performance

With this post, I'm continuing my series on the myths surrounding Hyper-V that I encounter in my workdays. Previously, I've written about Transparent Page Sharing, Memory overcommit and disk footprint. Today I'm gonna write about another major issue I hear from customers, namely performance, and one that is completely understandable. Everyone can relate to wanting … Continue reading Debunking the myths of why Vmware is better than Hyper-V – Performance

Debunking the myths of why Vmware is better than Hyper-V – Disk footprint…

I'm continuing my posts tackling the myths that I meet when talking to customers about Hyper-V. I've previously written about Transparent Page Sharing and Memory overcommit. For today's post, I'm gonna talk about hypervisor disk footprint. One of the things I hear mentioned from customers when comparing ESXi to Hyper-V is disk footprint. I've heard … Continue reading Debunking the myths of why Vmware is better than Hyper-V – Disk footprint…

Debunking the myths of why Vmware is better than Hyper-V – Memory overcommit…

As I wrote previously, I've decided to tackle some of the myths and lies that surround Hyper-V as I hear them from either customers or Vmware sales reps. Previously, I've written about Transparent Page Sharing and why it isn't useful anymore. For this article, I'm going to talk about the Memory Overcommit feature from the … Continue reading Debunking the myths of why Vmware is better than Hyper-V – Memory overcommit…

Debunking the myths of why Vmware is better than Hyper-V – Transparent Page Sharing

When I visit my customers and talk about Hyper-V I get a lot of these "...but Vmware is better because..." and it always ticks me off when I know it isn't true. So, I've decided to go through these myths and argue why they either don't matter/isn't relevant any more or if they are outright … Continue reading Debunking the myths of why Vmware is better than Hyper-V – Transparent Page Sharing

Hyper-V server 2012 R2 – or the free hypervisor that can do it all…

You probably already know about vSphere Hypervisor (ESXi), the free hypervisor product from Vmware. Some of you may already be using it, either for testing or in smaller scale production deployments. Looking at the feature set compared to the larger versions, there is a distinct lack of features in this version: No live migrations (vMotion … Continue reading Hyper-V server 2012 R2 – or the free hypervisor that can do it all…

The case of the missing performance counters in VMM…

I upgraded a Virtual Machine Manager (VMM) 2012 installation to SP1 a little while ago, which since the base OS of the server was Windows 2008 R2, involved uninstalling VMM, upgrading the OS to 2012 and then installing VMM 2012 SP1 on the server. Since then, the counters for CPU, Assigned Memory and Memory demand … Continue reading The case of the missing performance counters in VMM…