When I started out with ESX 3.0.x the first thing I wanted to do was disable the VMFS-2 driver. There’s no need for it when you’re not accessing VMFS-2 volumes and removing it can lead to performance gains or at least a faster rescan of your storage. Removing it, according to to this section of the VMware website, was supposed [...]

Your VMFS has been recognized as a snapshot, what are you going to do? Hopefully most of you have read my previous post on this topic by now. If you didn’t, be very ashamed and start reading my EnableResignature post before you continue. I was just playing with a VMworld Europe lab manual, which was about the next version of [...]

One of the most promising blogs of this moment is definitely Frank Denneman‘s blog. Frank is a freelance consultant with a focus on virtualization and storage. His latest addition “Increasing the queue depth” is an excellent article and really shows that Frank knows what he’s talking about! When it comes to IO performance in the virtual infrastructure one of the [...]

I’ve recently added VI:OPS to my rss reader. The amount of high quality documents/articles released over the last couple of days really amazed me. For those that don’t know VI:OPS: If you look at the existing forums and resources, they are very focused on the products and technology from VMware with most users being VCPs / VMware administrators. However, there [...]

A couple of weeks ago I wrote about Train Signal, the post included a reduction coupon, YELLOWBRICKS. This coupon gives you 25% reduction on the Train Signal virtualization CBTs. Train Signal was so kind to also provide me with an additional coupon that gives you free shipping: All you need to do is head over to Train Signal and enter [...]

During several projects I noticed that for some reason the vCenter service would not start correctly. After a quick browse in “services.msc” and the eventlog I noticed that the vCenter service started before the SQL service. As you can imagine vCenter needs SQL to be up and running before it can actually start. I fixed it by creating a dependency. [...]

One of my colleagues is deploying an enormous VI3 environment. The customer wanted to have 1 central management console for all ESX hosts of which most hosts are located in a satellite offices. (One central management system for more than 200 hosts remote) With a 1Gb or more link this shouldn’t be a problem, but this customer had 64Kb links [...]