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How to check if a VM disk is Thick or Thin provisioned

There are multiple ways to tell if a virtual machine has thick or thin provisioned VM Disk. Below are some of the ways I am able to see this information: VI Client (thick client) Select the V...

Bulk configure vCenter Alarms with PowerCLI

I was recently asked if it was possible to update vCenter alarms in bulk with email details. So i set about writing the below script, basically this script will go through looking for any alarms th...

VMware ESXi Embedded Host Client Installation – Updated

In this article I will be showing you guys the new ESXi Embedded Host Client, this has been long awaited by many users of the Free ESXi host and allows much better management of the host. Check o...

Mikrotik OpenVPN Server with Linux Client

I spent quite some time trying to get the OpenVPN Server working on the Mikrotik Router with a Linux client, It caused some pain and I didnt want others to go through that. I have therefore written...

VMware Transparent Page Sharing TPS

What is TPS? Transparent Page Sharing (TPS) is a host process that leverage’s Virtual Machine Monitor (VMM) component of the VMkernel to scan physical host memory to identify duplicate VM memory p...

VMware Large Snapshot Safe Removal

One of the great virtualization and VMware features is the ability to take snapshots of a virtual machine. The snapshot feature allows an IT administrator to make a restore point of a virtual machi...

Dell VMware 5.5 FCoE Errors

Recently I have seen an issue after upgrading some of our Dell R6xx hosts to 5.5 U2, they started showing FCoE in the storage adapters and booting took a really long time. I looked into this and f...

Add vCenter Logs to Syslog Server (GrayLog2)

In this article I will be showing you how to add vCenter logs to a syslog server, I currently use GrayLog2 as its a great free syslog server and does everything that I require. First we want to i...

vCenter 6.0 VCSA Deployment

This article covers the deployment on the vCenter 6.0 VCSA, you will see that this process is radically different from previous processes. Download VCSA 6.0 from the VMware Website. Mount t...

NUMA and vNUMA made simple!

What is NUMA? Most modern CPU’s, Intel new Nehalem’s and AMD’s veteran Opteron are NUMA architectures. NUMA stands for Non-Uniform Memory Access. Each CPU get assigned its own “local” memory, CPU ...