vmware

After having such disappointing performance on our trustworthy PowerEdge 2850 running Xen on top of CentOS 5.5, I decided to see if things looked better on the other side of the VM fence with VMware's ESXi server. I have to say things are running much better.

I had a PowerEdge 1850 that hasn't been tasked yet and figured that would be a good place to start. This machine is anemic compared to the 2850 (Which is no powerhouse either)

Virtualization is a technology to use one physical server to appear like many to the outside world. This technology provides the ability to reduce cost from several different points: