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Red Hat : Red Hat Linux Troubleshooting – (RHEL 6)

13 September 2018 @ 8:00 am - 17 September 2018 @ 3:30 pm

Velisa Africa is the official Global Knowledge partner in Sub-Saharan Africa. Course details : https://www.globalknowledge.co.uk/courses/red_hat/operating_systems/rh242.html

Troubleshooting is both an art and a science. An instinct and a technique. In Red Hat® Linux® Troubleshooting (RH242), 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.

Pre-Requisites

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)

Content

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

Target Audience

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.