Red Hat Certificate of Expertise in Performance Tuning Exam (EX442)

The Red Hat® Certificate of Expertise in Performance Tuning Exam (EX442) is a performance-based test of the skills covered in Red Hat Enterprise Performance Tuning (RH442).

This exam tests candidates ability to use standard system tools to analyze the performance of Red Hat Enterprise Linux® and applications running on Red Hat Enterprise Linux and to use standard system tools and mechanisms to modify the behavior of the system and applications for the purpose of improving system performance.


Classroom training

  • This exam is performance-based, meaning that candidates must perform tasks on a live system, rather than answering questions about how one might perform those tasks.

  • The hands-on nature of this exam make real-world experience a critical facet of preparation.

  • Exam results are emailed within 5 business days following the exam.

  • See recertification policies for more information regarding 'current' window for all credentials.

Length:4 hours ,  


Training units: 2


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


Exam candidates must:


In preparation to take this expertise exam, Red Hat recommends:

Training courses

Self study

This exam prepares you for these credentials:

Prove your ability to monitor performance metrics on Red Hat Enterprise Linux systems & configure performance enhancements for various production workloads.