Virtualisation

August 18, 2017

Design for Failure

The concept of “Design for Failure” is often used to describe the approach that assumes that there will be a hardware or system failure somewhere,[...]
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October 10, 2016

VMware vs. AWS

In my recent AWS Certified Solutions Architect exam, one of the key learning areas that I needed to master, was the change in terminology to transfer my[...]
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October 10, 2016

Amazon Certified Solution Architect

On Friday 7th October, I sat and passed the Amazon Web Services (AWS) Certified Solution Architect exam. I passed the exam, but I probably would have achieved[...]
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January 19, 2016

Dedicated Management Cluster

I always recommend to create a dedicated management cluster for your vSphere virtual environment, but what is a dedicated management cluster, and why is[...]
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December 7, 2015

The era of infrastructure DIY is dead

DIY is dead. The time when you could “do it yourself” is no longer relevant for IT Infrastructure. It may take a while for it to happen, but[...]
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June 17, 2015

ToR switch placement – not at the top!

You may know about ToR, top-of-rack (for) switches. It’s the practice of placing a physical switch within each rack, so that the network switching[...]
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April 3, 2015

Why bother to virtualize?

I recently read an article (published August 2013), listing all the reasons not to virtualise certain systems. It got me thinking about some of those people[...]
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March 10, 2015

There are no more VCP4s in the world

As you read this, there are no more VCP 4 certified people. VMware have introduced a controversial new policy to make VCP certifications expire after 2[...]
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January 16, 2015

VLANs do not equal network security

In a recent discussion about network security, I had a [relatively inexperienced] network administrator make a comment that security between networks can[...]
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January 15, 2015

What is RADIO?

I often use the concept of RADIO (Redundant Array of Distributed Independent Objects) in my description of VSAN, as people need extra help in understanding[...]
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