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RED HAT CERTIFIED ARCHITECT COURSES





ABOUT THE COURSE

RH442 RHCA | QCS DC LABS - A Red Hat Training Institute
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RED HAT CERTIFIED ARCHITECT COURSES





ABOUT THE COURSE

Enterprise Performance Tuning - RH442

Performance tuning and capacity planning for Red Hat Enterprise Linux

Red Hat® Enterprise Performance Tuning teaches senior Linux® system administrators about performance tuning for Red Hat Enterprise Linux.

Course Overview
This course discusses system architecture with emphasis on:
  • Understanding the implications on system performance
  • Methods for testing the effects of performance adjustments
  • Open source benchmarking utilities
  • Methods for analyzing system and networking performance
  • Tuning configurations for specific application loads
  • This course can also help you prepare for the Red Hat Certified Specialist in Linux Performance Tuning exam (EX442).

Course content summary

  • Tuning for use-case scenarios (for example, HPC, large memory, database, and file server)
  • Applying tuning profiles with tuned
  • Tuning virtual machines (primarily guest, but host is discussed)
  • Tuning memory and caches
  • Tuning CPU and memory utilization using cgroups (integrated in systemd)
  • Gathering performance metrics and other data for tuning purposes
AUDIENCE

Audience for this course

  • Senior Linux system administrators responsible for maximizing resource utilization through performance tuning
PREREQUISITES FOR THIS COURSE

  • Red Hat Certified Engineer (RHCE®) certification or equivalent experience.
  • Candidates who have not earned their RHCE can confirm they have the correct skills by passing our online skills assessment

Course outline

Course content summary
Chapter 1:Introduction to performance tuning
  • Understand the basic principles of performance tuning and analysis.
Chapter 2:Collecting, graphing, and interpreting data
  • Gain proficiency using basic analysis tools and evaluating data.
Chapter 3:General tuning
  • Learn basic tuning theory and mechanisms used to tune the system.
Chapter 4:Limiting resource usage
  • Allocate resources for best performance by limiting resource usage.
Chapter 5:Hardware profiling
  • Understand and analyze hardware.
Chapter 6:Software profiling
  • Analyze CPU and memory performance of applications.
Chapter 7:Using SystemTap
  • Use systemtap for profiling software.
Chapter 8: Small file tuning
  • Tune a server for a workload involving frequent reads and writes of small files.
Chapter 9: Large memory workload tuning
  • Understand memory management and tuning.
Chapter 10:Tuning for a CPU-intensive workload
  • Understand tuning for CPU-bound applications.
Chapter 11: File server tuning
  • Understand storage and network tuning in the context of a file server application.
Chapter 12: Database server tuning
  • Tune memory and network performance using a database application as an example.
Chapter 13: Power usage tuning
  • Tune systems with power consumption in mind.
Chapter 14: Virtualization tuning
  • Tune 'host' and 'guest' for efficient virtualization.
Chapter 15: Red Hat Performance Tuning Comprehensive Review
  • Do a comprehensive overview of the course.

After the course

Red Hat Certified Specialist in Linux Performance Tuning exam (EX442)

Red Hat Certified Architect ? RHCA®

Certificates of Expertise

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Opening Hours

  • Monday :
    7.30 am - 10.00 pm
  • Tuesday :
    7.30 am - 10.00 pm
  • Wednesday :
    7.30 am - 10.00 pm
  • Thursday :
    7.30 am - 10.00 pm
  • Friday :
    7.30 am - 10.00 pm
  • Saturday :
    7.30 am - 10.00 pm
  • Sunday :
    7.30 am - 10.00 pm

The Red Hat Enterprise Linux Diagnostics and Troubleshooting course (RH342) provides system administrators with the tools and techniques they need to successfully diagnose, and fix, a variety of potential issues. Students will work through hands-on problems in various subsystems to diagnose and fix common issues.
Course Overview
Students will learn how to apply the scientific method to a structured form of troubleshooting. This approach is then used troubleshooting various types of problems, including boot issues, hardware issues, storage issues, RPM issues, network issues, third-party application issues, security issues, and kernel issues. At the end of the course students can complete various comprehensive review labs to test their skills.

Course content summary

  • Use the scientific method to approach troubleshooting
  • Troubleshoot boot issues
  • Troubleshoot security issues
  • Troubleshoot storage issues
  • Troubleshoot network issues
AUDIENCE

Audience for this course

  • The Red Hat Enterprise Linux Diagnostics and Troubleshooting course is aimed at senior system administrators who wish to learn more about troubleshooting.
PREREQUISITES FOR THIS COURSE

Red Hat recommends these prerequisites:

  • Have earned a Red Hat Certified System Administrator (RHCSA) or have similar experience
  • It is recommend that students have earned a Red Hat Certified Engineer (RHCE) or have similar experience

Course outline

Course content summary
Chapter 1:Introduction to troubleshooting
  • Describe a generalized strategy for troubleshooting.
Chapter 2:Take proactive steps to prevent small issues
  • Prevent small issues from becoming large problems by employing proactive system administration techniques.
Chapter 3:Troubleshoot boot issues
  • Identify and resolve issues that can affect a system's ability to boot.
Chapter 4:Identify hardware issues
  • Identify hardware problems that can affect a system?s ability to operate.
Chapter 5:Troubleshoot storage issues
  • Identify and fix issues related to storage.
Chapter 6: Troubleshoot RPM issues
  • Identify and fix problems in, and using, the package management subsystem.
Chapter 7: Troubleshoot network issues
  • Identify and resolve network connectivity issues.
Chapter 8: Troubleshoot application issues
  • Debug application issues.
Chapter 9: Deal with security issues
  • Identify and fix issues related to security subsystems.
Chapter 10: Troubleshoot kernel issues
  • Identify kernel issues and assist Red Hat Support in resolving kernel issues.
Chapter 11: Red Hat Enterprise Linux Diagnostics and Troubleshooting comprehensive review
  • Practice and demonstrate knowledge and skills learned in Red Hat Enterprise Linux Diagnostics and Troubleshooting.

After the course

Red Hat Certified Specialist in Linux Diagnostics and Troubleshooting exam (EX342)

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