Linux Academy - Red Hat Certified Specialist in Linux Diagnostics and Troubleshooting Exam Prep RH342-ViGOROUS
English | Size: 2.78 GB
Category: Tutorial
This course is to prepare you for the Red Hat Certified Specialist in Linux Diagnostics and Troubleshooting exam (EX342). You will learn to troubleshoot, diagnose, and resolve (or provide evidence of) issues that cause degradation and loss of performance. In addition to preperation for the exam, this course is suited to those that wish to develop their skills in RHEL troubeshooting.
Syllabus
Course Introduction
Introduction
About the Author 00:00:16
About this Course 00:01:48
The Exam 00:08:51
Exam Objectives
Understand and employ general methods for troubleshooting
Get into a troubleshooting mindset 00:08:16
Collect system information to aid in troubleshooting 00:19:03
Consult documentation resources to aid in troubleshooting 00:13:16
Monitor systems for vital characteristics 00:13:51
Configure systems to send log messages to a centralized host 00:07:42
Using the troubleshooting tools available within the RHEL environment01:30:00
Monitor systems for vital characteristics 01:30:00
Configure remote logging 01:00:00
Diagnose and troubleshoot system start up issues
Identify and resolve service failures affecting boot 00:09:49
Regain root control of a system 00:08:30
Troubleshoot boot issues00:12:56
Identify hardware and hardware problems 00:09:21
Manage kernel modules and their parameters 00:18:35
Troubleshoot service errors on start 01:30:00
Manage kernel modules and their parameters 01:00:00
Diagnose and troubleshoot file system issues
Recover corrupted file systems 00:14:26
Recover mis-configured or broken LVM configurations 00:10:21
Recover data from encrypted file systems 00:14:22
Identify and fix iSCSI issues 00:13:18
Recover a corrupted filesystem 01:00:00
Recover mis-configured or broken LVM configurations 01:00:00
Recover data from encrypted file systems 01:00:00
Identify and fix iSCSI issues 01:30:00
Troubleshooting file system issues 04:00:00
Resolve package management issues
Resolve package management dependency issues 00:06:03
Recover a corrupted RPM database 00:05:06
Identify and restore changed files 00:06:02
Troubleshooting RPM issues 01:00:00
Troubleshoot and fix network connectivity issues
Use standard tools to verify network connectivity 00:09:27
Identify and fix network connectivity issues 00:12:10
Inspect network traffic to aid troubleshooting 00:07:15
Troubleshooting network issues 01:30:00
Diagnose application issues
Identify library dependencies for third-party software 00:05:32
Identify if an application suffers from memory leaks 00:04:27
Use standard tools to debug an application 00:05:41
Identify and fix issues related to SELinux 00:15:23
Troubleshooting application issues 01:30:00
Troubleshooting SELinux issues 01:00:00
Identify and fix authentication issues
Identify and fix pluggable authentication module (PAM) issues 00:11:17
Identify and fix LDAP and Kerberos identity management issues 00:08:27
Identify and fix pluggable authentication (PAM) issues01:00:00
Identify and fix LDAP and Kerberos identity management issues 01:30:00
Troubleshooting authentication issues 02:00:00
Gather information to aid third party investigation of issues
Create kernel crashdumps00:02:37
Compile and execute SystemTap modules 00:06:05
Sosreports 00:03:50
Troubleshooting kernel issues 01:30:00
RH342 Red Hat Enterprise Linux Diagnostics and Troubleshooting Practice Exam
RH342 Practice Exam 04:00:00
Conclusion Next Steps
Conclusion and Review 00:01:28
What's Next 00:01:22
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