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Course Details
The Red Hat Enterprise Performance Tuning (RH442) course is a 5-day course that is designed to teach students about system architecture with an 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, and tuning configurations for specific application loads.
The course will help students to prepare for the Red Hat Certificate of Expertise in Performance Tuning exam (EX442). This version of the course does not include the exam.
Topics covered in the course include:
- Tuning for use-case scenarios (for example, HPC, large memory, database, and file server)
- Tuning for power consumption
- Tuning virtual machines (host and guest)
- Tuning memory and caches
- Tuning CPU and memory utilization using cgroups
- Gathering performance metrics and other data for tuning purposes
Target Student:This course is designed for the following students:
Experienced Linux system administrators responsible for maximizing resource utilization through performance tuning?
Prerequisites: Students should possess the following experience before attending the course:
No prerequisites are required for this course.
Course Outline
- Accessing the command line
- Log in to a Linux system and run simple commands using the shell
- Managing Files from the command line
- Work with files from the bash shell prompt
- Managing local Linux users and groups
- Manage Linux users and groups and administer local password policies
- Controlling access to files with Linux file system permissions
- Set access permissions on files and interpret the security effects of different permission settings
- Managing SELinux security
- Use SELinux to manage access to files and interpret and troubleshoot SELinux security effects
- Monitoring and managing Linux processes
- Monitor and control processes running on the system
- Installing and updating software packages
- Download, install, update, and manage software packages from Red Hat and yum package repositories
- Controlling services and daemons
- Control and monitor network services and system daemons using systemd
- Managing Red Hat Enterprise Linux networking
- Configure basic IPv4 networking on Red Hat Enterprise Linux systems
- Analyzing and storing logs
- Locate and interpret relevant system log files for troubleshooting purposes
- Managing storage and file systems
- Create and use disk partitions, logical volumes, file systems, and swap spaces
- Scheduling system tasks
- Schedule recurring system tasks using cron and systemd timer units
- Mounting network file systems
- Mount network file system (NFS) exports and server message block (SMB) shares from network file servers
- Limiting network communication with firewalld
- Configure a basic local firewall
- Virtualization and kickstart
- Manage KVMs and install them with Red Hat Enterprise Linux using Kickstart
Please check the course description to find prerequisite information.
Testimonials
This was the class I needed.
The instructor Jeff took his time and made sure we understood each topic before moving to the next. He answered all of our questions, and I don't know about the rest of the students, but was very pleased with this experience.
I finally understand how to use Excel.
-Amanda T (Yale New Haven Hospital).
Great class!
We were able to cover a lot of information in one day without getting overwhelmed.
-Maria R (Microsoft).
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