January 2017
Beginner
206 pages
4h 33m
English
Content preview from Getting Started with TerraformBecome 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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Immutable Infrastructure
When we had bare metal servers, it took a bit of time to provision them. Even today, if you want to get new hardware, it can take days to get them connected and running. Needless to say that you would want to keep them running as long as possible, given the cost of replacement or adding a new one. Then, as automation is a must, instead of configuring this bare metal servers by hand, a set of configuration management tools appeared.
Even with these tools, though, servers are prone to configuration drift, they can diverge a lot from one another and people would still go via SSH and perform changes not captured into infrastructure code.
Don't get me wrong: configuration management is still a must. But context changed a bit ...
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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.