Advanced Linux Troubleshooting and System Recovery

Overview

Class Central Tips

Take your Linux troubleshooting and recovery skills to an expert level with this advanced course tailored for seasoned IT professionals. The course begins with an extensive look at system administration troubleshooting, tackling critical issues such as memory management, adding swap space, and addressing unexpected system reboots or process restarts. You'll also learn how to resolve IP address assignment problems, deal with unreachable IPs, and navigate the complexities of using the vi editor. Additional modules cover command execution issues, password changes, and managing user accounts without home directories. As you advance through the course, you'll gain proficiency in using powerful tools and commands, such as sed for text manipulation and killing user terminals or processes. The course also provides detailed guidance on recovering root passwords, generating SOS reports, and listing logged-in users by date. Addressing system performance issues and rolling back updates and patches are also key components, ensuring you can maintain optimal system functionality. The system recovery section focuses on restoring both virtual and physical systems, equipping you with the knowledge to handle disaster recovery scenarios effectively. You'll learn to implement robust recovery strategies, minimizing downtime and ensuring business continuity. The additional resources section offers valuable insights into file ownership commands, directory permissions, system log monitoring, and more, providing a comprehensive toolkit for advanced Linux troubleshooting and recovery. For seasoned IT pros and admins to master advanced Linux troubleshooting and recovery. Solid knowledge of Linux commands and operations required.

Syllabus

System Administration Troubleshooting

In this module, we will cover comprehensive troubleshooting techniques for system administration in Linux. You will learn to diagnose and resolve memory issues, add swap space, investigate reboots, and address IP connectivity problems. The module also covers the effective use of the vi editor, resolving command execution issues, managing user accounts, using sed for text processing, terminating processes, recovering root passwords, generating SOS reports, analyzing user logins, diagnosing performance issues, and rolling back updates and patches.

System Recovery

In this module, we will focus on system recovery techniques for both virtual and physical systems. You will learn how to restore systems to a previous working state and develop robust disaster recovery plans to ensure business continuity. This module will equip you with the skills to handle system failures and recover critical data efficiently.

Additional Resources

In this module, we will provide a collection of additional resources to deepen your understanding of Linux system administration. Additionally, you'll handle processes and jobs, apply new network commands, and compare different versions of CentOS/Redhat. These resources will enhance your troubleshooting and administrative skills in Linux environments.