Cold migration in VMWare – What is it?

So the topic of what is a cold migration (in VMWare vmotion speak) came up in a conference call today with a customer. It is a migration strategy when there are CPU compatibility constraints  between certain revisions of CPUs, it basically means there is no path to use v-motion as such so will associated outages. […]

VCP 510 exam – My thoughts

Having recently sat the VCP 5 exam, I thought I would offer some tips and study advice.  Overall, there are 85 multi-choice questions and you have 90 mins to complete and their is a lot more focus on new features, troubleshooting, and configuring than previous versions of the exam which was usually based around limitations […]

Thin vs Thick: VMFS formats.

This took me a little while to get my head around the concepts. But here is my understanding: Thin In this particular format, the of the VMDK file on the datastore is equal to the amount that is used within the VM itself as it zeros out the space prior to I/O being written, so for […]

Enabling SSH and SFTP on ESXi 5.x Host

So I had just built a ESXi 5 VM when I wanted to upload some ISO’s into a datastore, alas SSH is turned off by default in ESXI 5 So, first part is to turn it on, you need to be physically at your ESXi box in order to do this part. At the ESXi […]

HP 3PAR recovery manager for vSphere.

What is it? HP 3PAR Recovery Manager Software for VMware vSphere enables the protection and rapid recovery of virtual machines and VMware datastores What does it look like? <insert image here> What can it do? It provides virtual copy management and allows you to take LUN-level snapshots of virtual machines and datastores through the vSphere […]

HP 3PAR Dynamic Optimisation and VMWare vSphere

In a nutshell, HP 3PAR Dynamic Optimisation Software is a software license/product enabled on the storage array itself that can provide a non-disruptive way to make changes to storage volumes hosted on the HP 3PAR Storage System. Storage administrators can move volumes between different drive types or tiers (SSD, Fibre Channel, SATA/Nearline), leveling volumes as […]

Blog hacked..

Thanks to a inadequate web hosting backup strategy, and a person with too much time on their hands.  cloud-land has been hacked through a vulnerability in the wordpress theme I was using. The result is many posts (along with associated files/screen dumps) have been lost.  I have managed to salvage some posts prior to this […]

Cloud Computing – My own definition.

This will no doubt be tweaked over the years to come, but I thought I would share my own personal definition of what the concept of cloud computing is today. “Cloud Computing refers to a virtual shared IT infrastructure where resources are provisioned as required from a shared pool of computer, storage and network on […]

Schoolsnet – A blast from the past.

I was sitting in a catch-up session with the other two members of my local DCT cloud team today and one of them mentioned a piece of work he was involved in some years ago for local schools in the state of Victoria, Australia. Having grown up in New Zealand (The land of the long […]

Vsphere 5.0 and the new licensing scheme

OK so how license worked in vSphere 4 was straightforward: licenses were bought on a per CPU socket and you could run unlimited virtual machines (VMs) on the host until it crashed and burned (if you desired). Things have changed in vSphere 5.0, whilst still working on a per socket basis, licenses also now come […]

Welcome

My name is Andre Carpenter, I am a IT technologist from New Zealand working as a Consulting Solutions Architect at HP working in the Data Centre Transformation, Virtualisation and Cloud presales team based in Melbourne Australia. I also work with the APJ wider storage consulting practice just to spice things up. My focus within the […]

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