May 2017
Intermediate to advanced
312 pages
5h 23m
English
Content preview from DevOps Bootcamp
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Virtual machines
In a virtual machine (VM), we need to install an operating system with the appropriate device drivers; hence,the footprint or size of a virtual machine is huge. A normal VM with Tomcat and Java installed may take up to 10 GB of drive space:
There's an overhead of memory management and device drivers. A VM has all the components a normal physical machine has in terms of operation.
In a VM, the hypervisor abstracts resources. Its package includes not only the application, but also the necessary binaries and libraries, and an entire guest operating system, for example, CentOS 6.7 and Windows 2003.
Cloud service providers use ...
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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.