October 2016
Beginner
606 pages
11h 7m
English
Content preview from Learning VMware vSphereBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 1. An Introduction to Server Virtualization Using VMware
Let's go back to a time when there wasn't a concept of server virtualization. We had data centers running a large number of machines; most of them were bought to run an application or a set of services. All those servers had enough CPU, memory, and storage capacity to host the application or the services that were running on it. The amount of compute and storage resources depended on what the application or the service would need during its peak load. However, the catch here is that not all servers execute peak load all the time. Research shows that more than 90% of hardware resources remain under-utilized. That is a huge number in terms of resource wastage. Running more than one ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.