Red Hat Enterprise Linux 9 for SysAdmins

Red Hat Enterprise Linux (RHEL) is the de facto standard for Linux in the enterprise and the latest version (RHEL 9) offers the best of open-source software to date with the stability and security provided by the biggest name in open-source, Red Hat.

The book begins with an introduction to RHEL 9's features, architecture, and its role in the open-source ecosystem, including comparisons with Fedora and CentOS. It then delves into practical aspects of RHEL 9 setup, covering installation methods, cloud deployments on AWS, Azure, and GCP, and subscription management. The book further explores application deployment and management, including software repositories, the GNOME desktop environment, infrastructure services, virtualization, containerization with Podman, networking, file storage, and DevOps pipelines. Finally, it addresses critical security and monitoring aspects, detailing security hardening techniques, capacity planning, log analysis, system auditing and an introduction to AI/ML frameworks on RHEL 9.

Whether you are learning the ropes on Linux, had some experience on running a previous RHEL system, or even have managed Linux clusters, Red Hat Enterprise Linux 9 for SysAdmins is a handy reference that would boost your knowledge and experience with the latest version of RHEL 9.

KEY FEATURES  
● Learn the essentials of setting up and managing a RHEL 9 server environment for your computing environment.
● Learn DevOps pipelines and automation on RHEL 9 platform.
● Understand RHEL 9 security, audits, and performance tuning.

WHAT YOU WILL LEARN
● Master fundamental and advanced RHEL 9 administration, including system environment configuration, desktop customization, and automated task management.
● Implement RHEL 9 security hardening with secure access controls and subscription management, ensuring comprehensive enterprise protection.
● Configure enterprise infrastructure with database applications and virtual machines, optimized for high-performance workload delivery.
● Develop containerized applications using Podman, integrating RHEL and AI capabilities for automated deployment and orchestration.
● Build development platforms in RHEL 9 with DevOps practices and automated workflows for efficient application lifecycle management.

WHO THIS BOOK IS FOR
This book is written for IT professionals with beginner or intermediate system administration experience and is tasked to install, configure, and manage a RHEL 9 system. Readers are expected to have some basic understanding of operating systems and networking concepts.

1. Introducing Red Hat Enterprise Linux 9
2. Setting Up RHEL 9
3. Establish RHEL 9 on Cloud
4. Miscellaneous Configurations of RHEL 9
5. Managing RHEL 9 Subscriptions
6. Configuring Software Repositories and RHEL 9 Updates
7. Managing RHEL 9 with GNOME Desktop
8. Managing Infrastructure and Databases
9. Administration of Virtualization Workloads
10. Create, Manage, and Monitor Containers
11. Working Around Networks, Files, and Storage Services
12. Source Codes, DevOps Pipelines, and Application Development
13. Administration of Clusters and Servers
14. Security Hardening of RHEL
15. Capacity Planning, Log Analysis, and System Audits
16. Artificial Intelligence and Machine Learning

Jerome Gotangco is a technology consultant with extensive experience in the IT Industry. Currently an OpenShift Specialist at Red Hat, he champions the Open Hybrid Cloud approach for enterprises using open-source software platforms. Jerome has a strong background in open source, previously involved in OpenStack and Ubuntu development. Prior to Red Hat, he served as an Azure consultant at Microsoft and held technology consultant roles at Accenture and Hewlett Packard Enterprise. Beyond his technical expertise, Jerome enjoys reading, writing essays and poems, painting miniature figurines, and maintaining an active lifestyle with fitness and golf.

Luca Berton is a seasoned IT professional with over 18 years of experience in Linux system administration, cloud engineering, and automation. Renowned as an IT Automation expert, Luca has authored several best-selling books, including Ansible for VMware by Examples, Ansible for Kubernetes by Examples, Red Hat Ansible Automation Platform, and Hands-on Ansible Automation.

Luca’s dedication to open-source projects and his commitment to sharing knowledge are reflected in his creation of the Ansible Pilot project, which serves as a resource for automation enthusiasts worldwide. His expertise extends to presenting at international conferences, contributing to the growth of the Ansible community, and mentoring aspiring IT professionals.

As a thought leader and practitioner, Luca combines a deep technical understanding with practical insights, making his work a trusted resource for IT professionals globally. Through this book, he aims to equip readers with the skills and confidence to excel in their careers and beyond.