Red Hat Enterprise Linux 9 Administration: Master your Linux administration skills and prepare for the RHCSA certification exam, 2nd Edition

Book Description

Master all the skills required to successfully administer your Red Hat Enterprise Linux environment and pass the RHCSA certification exam.

Key Features

• Linux System Administration: Software, User and Network and Services Management
• Security with SSH, SELinux, Firewall and System Permissions
• Resources Administration: Storage, Boot process, Tuning and Containers

Book Description

Red Hat Enterprise Linux 9 is the standard for enterprise Linux used from data centres to the cloud.

With this book you will learn how to deploy, access, tweak and improve enterprise services on any system on any cloud running Red Hat Enterprise Linux 9. Understand how to configure, and maintain systems, including software installation, update, and core services; configure local storage using partitions and logical volumes, assign, deduplicate, increase or reduce the storage; apply appropriate security policies, control the system permissions, allow or deny certain actions to the users; and not just deploy systems, but make them secure and reliable. This book provides a base for users who plan to become full-time Linux system administrators by presenting key command-line concepts and enterprise-level tools. Readers will understand and use essential tools for handling files, directories, command-line environments, and documentation, creating simple shell scripts or running commands. With a lot of command line examples, full of tips and real commands, you will learn by doing to save yourself a lot of time and frustration.

By the end of the book, you will be confident in managing the filesystem, the users, the storage, the network connectivity, the security and the software in RHEL 9 systems on any footprint.

What you will learn

• Fundamentals of RHEL9 From a system deployment to user management.
• Secure a system using SELinux policies and configuring firewall rules.
• Learn LVM to manage volumes and maintain VDO deduplication.
• Manage a system remotely using ssh and public key authentication.
• Learn the boot process and kernel tunable to adjust your systems.

Who This Book Is For

This book is designed for anyone that aspires to build and work on IT infrastructures using Linux, or wants to learn more of the first layer of their architecture. They will benefit from this book as a reference for different useful tasks, tips will also help them prepare for the RHCSA certification.

中文：

书名：Red Hat Enterprise Linux 9 Administration: Master your Linux administration skills and prepare for the RHCSA certification exam, 2nd Edition

掌握成功管理您的Red Hat Enterprise Linux环境并通过RHCSA认证考试所需的所有技能。

主要特点

• Linux系统管理：软件、用户、网络和服务管理
• Security with SSH, SELinux, Firewall and System Permissions
• 资源管理：存储、引导过程、调整和容器

图书描述

Red Hat Enterprise Linux 9是用于从数据中心到云的企业Linux的标准。

通过本书，您将了解如何在运行Red Hat Enterprise Linux 9的任何云上的任何系统上部署、访问、调整和改进企业服务。了解如何配置和维护系统，包括软件安装、更新和核心服务；使用分区和逻辑卷配置本地存储，分配、删除重复数据，增加或减少存储；应用适当的安全策略，控制系统权限，允许或拒绝用户的某些操作；不仅部署系统，而且使其安全可靠。本书通过介绍关键的命令行概念和企业级工具，为计划成为全职Linux系统管理员的用户提供了基础。读者将了解并使用必要的工具来处理文件、目录、命令行环境和文档、创建简单的外壳脚本或运行命令。通过大量的命令行示例，充满了提示和真正的命令，您将从实践中学习，从而节省大量时间和挫败感。

在本书结束时，您将能够在任何位置管理RHEL 9系统中的文件系统、用户、存储、网络连接、安全性和软件。

你将学到什么

• 从系统部署到用户管理的RHEL9基础知识。
• 使用SELinux策略和配置防火墙规则保护系统。
• 学习LVM以管理卷和维护VDO重复数据消除。
• Manage a system remotely using ssh and public key authentication.
• Learn the boot process and kernel tunable to adjust your systems.

这本书是为谁写的

本书面向渴望使用Linux构建和使用IT基础设施的任何人，或者想要更多地了解其体系结构的第一层。他们将受益于这本书作为不同有用的任务的参考，提示也将帮助他们准备RHCSA认证。