Get started with Puppet, and learn how this popular configuration management framework helps you automate your servers. This concise introduction shows you how to use Puppet’s tools and templates to organize and execute configuration plans on Linux, Unix, and Windows servers. Through code samples and real-world examples, you’ll learn how to manage pools of servers and virtual instances, and how to administer access control. If you’re new to Puppet, but familiar with systems administration ...

You've experienced the shiny, point-and-click surface of your Linux computer--now dive below and explore its depths with the power of the command line.The Linux Command Line takes you from your very first terminal keystrokes to writing full programs in Bash, the most popular Linux shell (or command line). Along the way you'll learn the timeless skills handed down by generations of experienced, mouse-shunning gurus: file navigation, environment configuratio...

Don’t Let the Real Test Be Your First Test!RHCSA/RHCE Red Hat Linux Certification Practice Exams with Virtual Machines (Exams EX200 & EX300) features 100+ hands-on labs, four complete practice exams, and three virtual machines. To help you understand the material, the labs and practice exams are accompanied by in-depth answer explanations. This practical guide covers all official objectives for Exams EX200 and EX300 and is the perfect companion to RHCS...

Docker containers offer simpler, faster, and more robust methods for developing, distributing, and running software than previously available. With this hands-on guide, you’ll learn why containers are so important, what you’ll gain by adopting Docker, and how to make it part of your development process.Ideal for developers, operations engineers, and system administrators—especially those keen to embrace a DevOps approach—Using Docker will take you from Do...

If your organization plans to move to a cloud infrastructure from a LAN or WAN, this book shows you how to do it efficiently with Windows Server 2012. Experienced Windows administrators will learn how to deploy, configure, and manage the server’s expanded capabilities and features step-by-step, using clear examples and numerous screen shots. You’ll also discover how to integrate employees’ private mobile devices into your corporate network.Whether you intend to take your infrastruc...

0

Take advantage of Chef’s highly customizable design to tackle specific automation issues that you can’t solve by simply using Chef’s tools, resources, and services out of the box. With this practical guide, you’ll examine the internal structure of this configuration management technology and learn where, how, and why to add custom code.Author Jon Cowie not only provides code snippets and practical advice for customizing Chef, but also helps you determine case by case whether it’s i...

Packed with practical advice, this hands-on guide provides valuable information you need to most effectively optimize and manage the XenServer open source virtualization platform. Whether you run a modest installation of a few blades or multiple global enterprise datacenters, this book focuses on the most critical issues you’re likely to encounter when designing a XenServer deployment and helps you handle day-to-day management tasks.Tim Mackey and J.K. Benedict from Citrix Systems,...

This is the must-have book for a must-know field. Today, general security knowledge is mandatory, and, if you who need to understand the fundamentals, Computer Security Basics 2nd Edition is the book to consult.The new edition builds on the well-established principles developed in the original edition and thoroughly updates that core knowledge. For anyone involved with computer security, including security administrators, system administrators, developers, and IT managers,...

In their early days, Twitter, Flickr, Etsy, and many other companies experienced sudden spikes in activity that took their web services down in minutes. Today, determining how much capacity you need for handling traffic surges is still a common frustration of operations engineers and software developers. This hands-on guide provides the knowledge and tools you need to measure, deploy, and manage your web application infrastructure before you experience explosive growth.In this thor...

Acquire skills to manage your IT infrastructure effectively with PuppetKey FeaturesBreeze through Puppet 4’s key features and performance improvements to bring real advantage to your IT infrastructureDiscover Puppet best practices to help you avoid common mistakes and pitfallsBlitz through easy-to-follow examples to get to grips with Puppet and succeed with everyday IT automationBook DescriptionPuppet is a configuration manag...

Discover your complete guide to designing, deploying, and managing OpenStack-based clouds in mid-to-large IT infrastructures with best practices, expert understanding, and moreKey Features\[\*\] Design and deploy an OpenStack-based cloud in your mid-to-large IT infrastructure using automation tools and best practices\[\*\] Keep yourself up-to-date with valuable insights into OpenStack components and new services in the latest OpenStack release\...