Recent Posts

GuestAppMonitorSDK for Linux is available

posted

By Duncan Epping, Principal Architect, VMware I had multiple questions about the availability of the Linux version of the GuestAppMonitorSDK this week. It has been out for two weeks already but not everyone has been able to find it. I guess it is because it is available under the same link as the Windows version. Read more...

Misaligned VMs?

posted

By Duncan Epping, Principal Architect, VMware When looking at performance problems traditionally storage is usually the first place many of us would look and for a good reason. In many of the environments these storage problems are caused by misaligned filesystems. Why is that? Well fairly simple, misalignment causes overhead. Just look at this diagram: Read more...

Stretched Clusters and VM-Host Affinity Rules

posted

By Duncan Epping, Principal Architect. I have had this questions multiple times in the last weeks and decided it was time to get a more official statement out. The question is if VM-Host Affinity rules are supported in a vSphere Metro Storage Cluster (vMSC) environment. The reason people ask this question is because it was Read more...

vSphere 5.0 Features

posted

By Duncan Epping, Principal Architect, VMware When discussing vSphere 5.0 internally someone came up with the idea to list all new features that vSphere brings. Let me warn you that this is a long list, and the list could even be longer if we would have included all API changes and back-end changes. Now before Read more...

New ebook stock again, do your "transition to ESXi" course today!

posted

A couple of weeks ago we published a free elearning course dedicated to ESXi , “Transition to ESXi Essentials”. The course is a self-paced three-hour online training and to make it even more appealing we decided to bundle it with a FREE, online, ebook copy of “VMware ESXi: Planning, Implementation, and Security” authored by Dave Read more...

Taking ESXi scripted installs to a new level

posted

A couple of weeks back I wrote about an article that Tom Arentsen published around automating the installation of ESXi. It's a great read and I have had a lot of positive feedback on it. Today Tom released an article which takes this to the next level. In this article Tom shows you how to Read more...

VMTN Podcast about Transitioning to ESXi

posted

Yesterday the weekly VMTN podcast was about ESXi featuring Charu Chaubal, Alberto Farronato and I. I thought it was an interesting podcast with lots of good questions and comments from the participating audience. You can download the podcast or subscribe to iTunes to get it automatically. In the chat-window there are usually many links dropped Read more...

Scratch partition best practices for USB/SD booted ESXi?

posted

Last week I received some questions around the best practice for sizing the scratch partition with USB/SD booted ESXi hosts. As the installable uses 4GB as a default value the assumption was made that this was the minimal required amount of diskspace for a host. As you can imagine when having 32 nodes in a Read more...

Need to install 100s of ESXi hosts?

posted

Yes you can of course use UDA or EDA but in my environments that is not an option. I was scavenging the internet to find an article that explained how to build your own UDA/EDA appliance and found something very close to home. This article was written by Tom Arentsen who is a freelance consultant Read more...