Red Hat Enterprise Performance Tuning Virtual (RH442VT)

Performance tuning and capacity planning for Red Hat Enterprise Linux

Red Hat® Enterprise Performance Tuning is designed to teach senior Linux® system administrators the methodology of performance tuning for Red Hat Enterprise Linux. This course discusses system architecture with an emphasis on understanding the implications of system architecture 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.

This course also helps current RHCEs prepare for the Red Hat Certificate of Expertise in Performance Tuning Exam (EX442).

Course content summary

  • Tuning for use-case scenarios (e.g., HPC, large memory, database, fileserver, etc.)
  • 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 purpose 

Read the entire course outline for more details.

What is a Certificate of Expertise credential?

Certificates of Expertise are upper-level credentials available to RHCEs who pass upper-level performance-based exams. The certificates are incremental credentials, attached to an RHCE certification, that demonstrate skills and knowledge in specialized areas.


Classroom training

The flexibility of our virtual training courses allows IT professionals to experience the same industry-recognized classroom training while maintaining a partial work schedule and achieving cost savings objectives. This is live, instructor lead training, taken from your office or home.

Length:5 days


Training units: 11


  • Experienced Linux system administrators responsible for maximizing resource utilization through performance tuning

  • An RHCE interested in earning a Red Hat Certification of Expertise, or a Red Hat Certified Datacenter Specialist (RHCDS) or Red Hat Certified Architect (RHCA) credential


  • Red Hat Certified Engineer (RHCE) certification is required to take the exam (EX442) or enroll in a version of this course that includes the exam (RH443)

  • For candidates who are wish to take this course without the exam (RH442 or RH442VT) and who have not earned their RHCE, confirmation of the correct skill set knowledge can be obtained by passing the online skills assessment.


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

Classroom training Red Hat offers a complete 6-month schedule for all our classroom training in locations across North America. This, combined with our high-quality classroom experience and instructors' expertise, helps ensure individuals and companies alike will achieve their training goals.

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.

Recommended next exam or course:

Hands-on, performance-based, 4-hour exam.
Equips application programmers and senior system and security administrators for SELinux policy writing, including management, compiling, and debugging.

This course prepares you for these credentials:

Certificates of Expertise are incremental credentials attached to an RHCE certification that demonstrate skills and knowledge in specialized areas.