By Kirk Bauer, Nate Campi

Even if you wish a community of ten Linux computers and a server or a datacenter with a couple of thousand Unix nodes, you must understand how to automate a lot of the deploy, configuration, and traditional process management.

Build your community as soon as utilizing cfengine, and the community construct will paintings, with out person intervention, on any you wish. Automating Linux and Unix method management, moment Edition is exclusive in its specialise in find out how to make the method administrator’s task more straightforward and extra effective: rather than simply handling the procedure administrator’s time, the publication explains the expertise to automate repetitive projects and the method to automate successfully.
* either new and professional pros will cash in on industry–leading insights into the automation process.
* approach directors will reach a radical clutch of cfengine, kickstart, and shell scripting for automation.
* After interpreting all chapters and following all workouts during this e-book, the reader could be capable of organize whatever from a Linux datacenter to a small place of work network.

<h3>What you’ll learn</h3>
See easy methods to make adjustments on many UNIX and Linux hosts immediately in a competent and repeatable demeanour.
* how to automate issues thoroughly so that you in basic terms need to do it as soon as, by way of leveraging the authors’ adventure in developing small, medium, and big networks.
* manage a Linux datacenter or a community correctly.
* discover dealing with real–world environments the place now not all hosts are configured alike through a case learn of a fictional new datacenter buildout.
* research real–world examples for middle infrastructure providers (DNS, mail, tracking, log research, safeguard, cfengine, imaging) to construct on on your environment.
* comprehend center method management top practices, that are a key a part of how cfengine and automations deployments are defined within the book.
* easy methods to make alterations reversible, repeatable, and proper the 1st time via interplay with product/application stakeholders (programmers, product managers, shoppers, etc.).

<h3>Who is that this e-book for? </h3>
This e-book is for Linux method directors who are looking to find out about the software program and method to automate repetitive tasks—regardless of community or datacenter size—in one position. approach managers also will locate it a lot more uncomplicated to contemplate community know-how and automation initiatives in the event that they learn this ebook. This booklet is usually for someone who's attracted to repeatable and safe infrastructure.

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Extra resources for Automating Linux and Unix System Administration (2nd Edition)

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We feel that a system administrator with only one or two years of full-time on-the-job experience is more than ready to utilize the concepts and tools in this book. How This Book Is Structured The book begins with four introductory chapters that you should be very familiar with before you move on to later, more detailed chapters. The later chapters, starting with Chapter 5, build a new UNIX environment: we set up an automation system; automate installation systems; and enhance the site with real applications, monitoring, reporting, and security.

Com to download code from the book and see any available errata. CHAPTER 1 Introducing the Basics of Automation When one of this book’s authors was in high school, he got his first part-time job keeping some of the school’s computers running. He loved it. He did everything by hand. And because the school had only two or three computers, doing everything by hand wasn’t a big issue. But even then, as the number of systems grew to five, six, and finally more than ten, he realized just how much time you can spend doing the same things over and over again.

They should be your next project. If you can automatically upgrade but can’t automatically configure Apache, you might want to address that task next. Even if you have already automated this task, you need to make sure the automation event is triggered after the software is updated. You might also need to update a binary checksum database or services on your systems. Whether or not these tasks are automated, you need to be sure they will not be forgotten. Homogenizing Your Systems Most people reading this book will have a variety of UNIX systems within their network.

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