Develop the skills to manage and administer Red Hat Enterprise Linux and get ready to earn the RHCSA certification
Key Features
Learn the most common administration and security tasks and manage enterprise Linux infrastructures efficiently
Assess your knowledge using self-assessment questions based on real-world examples
Understand how to apply the concepts of core systems administration in the real world
Book DescriptionWhether in infrastructure or development, as a DevOps or site reliability engineer, Linux skills are now more relevant than ever for any IT job, forming the foundation of understanding the most basic layer of your architecture. With Red Hat Enterprise Linux (RHEL) becoming the most popular choice for enterprises worldwide, achieving the Red Hat Certified System Administrator (RHCSA) certification will validate your Linux skills to install, configure, and troubleshoot applications and services on RHEL systems.
Complete with easy-to-follow tutorial-style content, self-assessment questions, tips, best practices, and practical exercises with detailed solutions, this book covers essential RHEL commands, user and group management, software management, networking fundamentals, and much more. You'll start by learning how to create an RHEL 8 virtual machine and get to grips with essential Linux commands. You'll then understand how to manage users and groups on an RHEL 8 system, install software packages, and configure your network interfaces and firewall. As you advance, the book will help you explore disk partitioning, LVM configuration, Stratis volumes, disk compression with VDO, and container management with Podman, Buildah, and Skopeo.
By the end of this book, you'll have covered everything included in the RHCSA EX200 certification and be able to use this book as a handy, on-the-job desktop reference guide.
This book and its contents are solely the work of Miguel Perez Colino, Pablo Iranzo Gomez, and Scott McCarty. The content does not reflect the views of their employer (Red Hat Inc.). This work has no connection to Red Hat, Inc. and is not endorsed or supported by Red Hat, Inc.What you will learn
Deploy RHEL 8 in different footprints, from bare metal and virtualized to the cloud
Manage users and software on local and remote systems at scale
Discover how to secure a system with SELinux, OpenSCAP, and firewalld
Gain an overview of storage components with LVM, Stratis, and VDO
Master remote administration with passwordless SSH and tunnels
Monitor your systems for resource usage and take actions to fix issues
Understand the boot process, performance optimizations, and containers
Who this book is forThis book is for IT professionals or students who want to start a career in Linux administration and anyone who wants to take the RHCSA 8 certification exam. Basic knowledge of Linux and familiarity with the Linux command-line is necessary.
Sprache
Verlagsort
Zielgruppe
Maße
Höhe: 235 mm
Breite: 191 mm
Dicke: 29 mm
Gewicht
ISBN-13
978-1-80056-982-9 (9781800569829)
Copyright in bibliographic data and cover images is held by Nielsen Book Services Limited or by the publishers or by their respective licensors: all rights reserved.
Schweitzer Klassifikation
Miguel is an experienced technology enthusiast with a clear orientation towards IT, free/open source software and open standards. His career has grown in the IT field with connections in every direction. From User Support and Teacher; through Systems and Network Administration; to Systems Engineering, Systems Architecture, IT Strategy definition and now as Senior Manager for the Tanzu portfolio to bring Kubernetes closer to customers. He loves designing solutions and tools, making them useful and easy to use. Pablo Iranzo Gomez is a software engineer whose Linux exposure began while studying physics, a period during which he was also involved in LUGs and some projects related to HPC clusters and system administration and consultancy. Currently, he is a senior software engineer in Red Hat's SolEng department, focusing on OpenShift, with experience in consulting, cloud technical account management, OpenStack software maintenance in industries such as hospitality, retail, airlines, government, telco, 5G, partners, and IT, covering system administration and automation, virtualization, PaaS, support, the cloud, and so on, having a broad understanding of different views, needs, and risks across the industry. Pablo was born and lives in Valencia, Spain with his family. At Red Hat, Scott McCarty is a principal product manager for the container subsystem team, which enables key product capabilities in OpenShift Container Platform and Red Hat Enterprise Linux. His focus areas include container runtimes, tools, and images.
Scott is a social media start-up veteran, an e-commerce old-timer, and a weathered government research technologist, with experience across a variety of companies and organizations, from seven-person start-ups to 15,000-employee technology companies. This has culminated in a unique perspective on open source software development, delivery, and maintenance.
Table of Contents
Installing RHEL8
RHEL8 Advanced Installation Options
Basic Commands and Simple Shell Scripts
Tools for Regular Operations
Securing Systems with Users, Groups, and Permissions
Enabling Network Connectivity
Adding, Patching, and Managing Software
Administering Systems Remotely
Securing Network Connectivity with firewalld
Keeping Your System Hardened with SELinux
System Security Profiles with OpenSCAP
Managing Local Storage and Filesystems
Flexible Storage Management with LVM
Advanced Storage Management with Stratis and VDO
Understanding the Boot Process
Kernel Tuning and Managing Performance Profiles with tuned
Managing Containers with Podman, Buildah, and Skopeo
Practice Exercises - 1
Practice Exercise - 2
