Linux Troubleshooting Course with Real Life Examples

Updated in May 2025. This course now features Coursera Coach! Dive deep into the art of diagnosing and resolving critical Linux system issues in this comprehensive advanced course. You’ll develop the expertise to handle everything from kernel panics and performance bottlenecks to full-scale disaster recovery, using real-world scenarios and proven system recovery techniques. The course kicks off with advanced system administration troubleshooting, including memory issues, process failures, and network configuration challenges. You’ll also master key utilities like sed, systemctl, and SOS report, while learning to recover lost root passwords, rollback patches, and resolve command execution problems. Later modules focus on virtual and physical system recovery, exploring strategies for handling serious crashes and implementing disaster recovery plans. You'll finish with an extensive toolbox of commands and utilities covering file permissions, service management, backups, system monitoring, and Linux security hardening. This course is ideal for experienced Linux users, sysadmins, and IT professionals who want to elevate their troubleshooting capabilities. Prior Linux experience is required, and the course is best suited for Advanced learners.

Updated in May 2025. This course now features Coursera Coach! A smarter way to learn with interactive, real-time conversations that help you test your knowledge, challenge assumptions, and deepen your understanding as you progress through the course. Take your Linux troubleshooting skills to the next level with this intermediate course designed for experienced IT professionals. The course begins with an in-depth look at system access troubleshooting, addressing common issues such as unreachable servers, problems connecting to websites or applications, and SSH access failures. You'll also learn to resolve firewall issues, troubleshoot terminal client problems, and connect using Putty to a VirtualBox VM. These modules provide practical knowledge and techniques for maintaining robust system access in various scenarios. Next, the course delves into comprehensive file system troubleshooting. You'll tackle challenges like navigating directories, opening files or running scripts, and finding files and directories. Learn how to create links, write to files, and manage file permissions effectively. The course also covers critical topics like handling disk space issues, creating and managing partitions with both standard and LVM methods, and extending disks using LVM. These advanced techniques ensure you can manage file systems efficiently and prevent common issues from escalating into major problems. Finally, you'll explore methods for deleting old files and using scripts for automated file management, addressing file system corruption, and resolving issues with the /etc/fstab file. By the end of this course, you will have mastered intermediate troubleshooting techniques, ready to handle complex Linux issues with confidence and expertise. Whether you're looking to enhance your current skill set or prepare for more advanced roles, this course provides the tools and knowledge necessary for effective Linux troubleshooting. For experienced IT pros and admins to enhance Linux troubleshooting skills. Requires foundational knowledge of Linux commands and operations.