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Description
EX442 is Red Hat's specialist exam for working out why a Linux server is slow and tuning it until it isn't. You'll need RHCSA or comparable skills, and RHCE plus the RH442 course are recommended. Our practice questions cover analysis tools like Performance Co-Pilot, kernel tuning, tuned profiles and cgroups, and memory and disk settings.
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EX442 Questions
Study from 135 practice questions aligned to the latest EX442 objectives.
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Frequently asked questions
Everything you need to know about prepping for EX442.
What is the EX442 exam format?
How much does the EX442 exam cost?
What topics are on the EX442 exam?
- Use Utilities to Analyze System Behavior (20%)
- Analyze System and Application Performance (20%)
- Tune Running Systems (20%)
- Monitor and Alter Kernel Behavior (15%)
- Tune Memory Utilization (10%)
- Configure Disk and File Subsystems (10%)
- Tune Network Performance (5%)
How should I prioritize the EX442 syllabus?
Who should take the EX442 exam?
How to study for the EX442 exam?
- Study tips:
- Practice extensively on a RHEL 8 environment since the exam is based on RHEL 8
- All changes must persist after reboot - always use persistent configuration methods (/etc/sysctl.d/, /etc/tuned/, /etc/modprobe.d/, udev rules, /etc/fstab)
- This is a hands-on lab exam, not multiple choice - memorizing facts is not sufficient
- Time management is critical with 4 hours and multiple tasks
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When was EX442 released and when does it retire?
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