Red Hat Linux Troubleshooting Virtual (RH242VT)

Techniques for troubleshooting a Linux system

Troubleshooting is both an art and a science. An instinct and a technique. In Red Hat® Linux® Troubleshooting Virtual (RH242VT) course, system administrators will learn techniques for troubleshooting a Linux system and how to use the troubleshooting tools available on Red Hat Enterprise Linux. This course is a 4-day, heavily lab-oriented class designed to help the student learn or improve troubleshooting skills. Students will gain troubleshooting experience by debugging live, virtualized systems.

Course content summary

  • Introduction to troubleshooting techniques, including being prepared

  • Troubleshooting hardware, including listing, testing, and analyzing devices

  • Troubleshooting applications, including diagnosing performance problems and investigating application and OS interactions

  • Troubleshooting disks and file systems, including LVM, LUKS, ext3/4, and unauthorized changes

  • Troubleshooting the network, including configuring, testing, and diagnosing problems with basic and advanced configurations

  • Security, including working effectively with (and not against) security tools like SELinux, authentication, and firewall

  • Making the most of Red Hat support resources


Virtual training

Red Hat offers a robust 6-month schedule of classroom training in more than 40 locations across North America. Classes are taught by Red Hat-certified instructors who actively engage students in task-focused activities, lab-based knowledge checks, and facilitative discussions.

Length:5 days , 5.5 hours each day


Training units: 10



  • Linux system administrators who understand how to install and configure a Red Hat Enterprise Linux system and who wish to deepen their understanding of troubleshooting on Linux


  • Red Hat System Administration I and II or RHCSA Rapid Track Course

  • RHCSA certification holder or equivalent experience

  • Have system administration knowledge under Red Hat Enterprise Linux, including:

    • Installation

    • Service management (using service and chkconfig, for example)

    • Basic system monitoring (using ps and top, and perhaps meminfo and the /proc file system)

    • File system management (using fdisk and mkfs)

    • Basic troubleshooting (including managing log files and perhaps the use of hardware probing tools, such as ethtool and lspci)


In addition to classroom training, this course is also offered in the following training methods:

On-site team training

Training teams together is a proven way for IT staffs to maximize performance and savings, and optimize Red Hat Technologies. Available for the entire JBoss and Red Hat curriculum, on-site training solutions offer flexibility and cost-effective training options whether at your offices, at our training venues, or hosted in a virtual environment.

Virtual training

Red Hat virtual training is real-time training conducted by instructors through an online environment. Featuring the same industry-respected content as the corresponding classroom-based courses, virtual training provides an ideal combination of flexibility and knowledge transfer in the convenience of your offices or home.

Remote classroom training

High-definition training experience without the travel. Our Red Hat remote classroom course provides the same instruction, materials, labs, and interaction with a live instructor through a two-way video and virtual lab environment.