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VMWare

VMWare: My Experience with upgrading the Virtual Hardware in ESX 4

March 11, 2010

When moving VMs from an ESX 3.5 cluster to an ESX 4 “vSphere” cluster in VMWare you will have to look at upgrading the VMWare Tools for sure. However, you also have the option to upgrade the virtual hardware of a VM. The virtual hardware upgrade offers some performance benefits, but not every VM will [...]

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Hyper-V for Web Hosting?

February 10, 2010

Are you planning on using Hyper-V for web hosting as a host server or to offer Hyper-V host servers to your customers? I have been working with Hyper-V a little bit and I am not too impressed with it at the moment. I am a friend of streamlining my environment, to automate stuff, and to [...]

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VMWare vSphere needs Hosts file

January 27, 2010

In late November of 2009 VMWare released the U1 packages for vSphere (ESX 4) and vCenter 4 (VirtualCenter). U1 stand for Update 1 and you can compare it to a service pack on the Windows side of things. Update 1 for vSphere fixed several bugs. Update 1 for vCenter added Windows 7 and Windows 2008 [...]

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VMWare ESX Performance Tuning Tip

October 6, 2009

If you run VMWare ESX in your data center, you might be interested in finding new ways to tune your overall system performance. One easy way to tune performance is often overlooked, because it initially is thought to affect system redundancy. Rest assured, this will not affect your system redundancy. Here is the situation:
Usually an [...]

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Upgrade VMWare vCenter to Version 4

June 15, 2009

Today I upgraded my first VirtualCenter or vCenter installation to the new vSphere vCenter 4. The upgrade was very smooth and went almost without any hiccups. The vCenter client upgrades itself the next time you login. One of the first things I noticed are the thresholds for the alerts. The data store alarm thresholds needed [...]

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