February 2017
Intermediate to advanced
440 pages
8h 45m
English
Content preview from Infrastructure as Code CookbookBecome 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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Accessing and manipulating system information with Ohai
A vast amount of information from a given system is available to Chef through Ohai. This program is executed during each Chef run and stores all of the gathered information in the Chef database to make it available right from the cookbooks. The kind of information gathered by default is quite large.
It ranges from networking details—such as link speed, MTU, or addresses—to all the memory usage details you'd find on a utility such as top, all of the imaginable data regarding filesystems or virtualization systems, or the list of every single installed package and logged-in users.
On top of this, Ohai is a modular system with a lot of community plugins to integrate Dell DRAC information with support ...
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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.