September 2005
Intermediate to advanced
552 pages
14h 50m
English
book
The HP Virtual Server Environment: Making the Adaptive Enterprise Vision a Reality in Your Datacenter
by Dan Herington, Bryan Jacquot
Content preview from The HP Virtual Server Environment: Making the Adaptive Enterprise Vision a Reality in Your Datacenter
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The Target Problem—Rampant System Over-Provisioning
The key problem the Virtual Server Environment is designed to address is rampant over- provisioning of systems for the workloads they are running. Even today most customers admit to average system utilization numbers in the 25–30% range, and that is on higher-end 64-bit HP servers. It is not uncommon for utilization in the 32-bit Windows and Linux environment to be in the single digits. Figure 1-1 shows an example of the average utilization of a large number of servers in a datacenter.
Figure 1-1. Average utilization of servers across a large datacenter
In this figure you can see that a large ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.