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All Red Hat Networks Exams Dumps 2024 List

Red Hat Certified Specialist in Performance Tuning Exam Overview

The Red Hat Certified Specialist in Performance Tuning exam (EX442) tests your ability to use standard system tools to analyze the performance of Red Hat® Enterprise Linux® and its applications. The offering also validates the knowledge needed to use standard system tools and mechanisms to modify the behavior of the system and applications to improve performance. By passing this exam, you become a Red Hat Certified Specialist in Performance Tuning, which also counts toward becoming a Red Hat Certified Architect (RHCA®). This exam is based on Red Hat Enterprise Linux 8. 

Red Hat Certified EX442
Exam Code:
EX442
Exam Duration:
240 minutes
Related certification:
Specialist in Performance Tuning



Some knowledge you should know about Red Hat EX442 dumps

1.Prerequisites for the Red Hat Certified exam

Be a Red Hat Certified System Architect (RHCSA®) or have comparable work experience and skills (RHCE would be even better)
Take Red Hat Performance Tuning: Linux in Physical, Virtual, and Cloud (RH442) or have extensive work experience in performance tuning
Review the objectives for this exam
EX442 Exam Topics Use utilities to analyze system behavior
Use utilities such as vmstat, iostat, mpstat, sar, gnome-system-monitor, top, powertop, and others to analyze and report system and application behavior
Use utilities such as Performance Co-Pilot (PCP) to analyze system behaviour
Use utilities such as dmesg, dmidecode, and sosreport to profile system hardware configurations
Monitor and alter kernel behavior
Use /proc/sys, sysctl, and /sys to examine, modify, and set kernel run-time parameters
Configure kernel behavior by altering module parameters
Analyze system and application performance
Analyze system and application behavior using tools such as ps, top, and Valgrind
Configure systems to run SystemTap scripts
Use the eBPF family of tools (e.g. syscount, gethostlatency and others) to diagnose system and application behavior
Given multiple versions of applications that perform the same or similar tasks, choose which version of the application to run on a system based on its observed performance characteristics
Tune running systems
Alter process priorities of both new and existing processes
Select and configure tuned profiles
Manage system resource usage using control groups
Tune memory utilization
Configure systems to support alternate page sizes for applications that use large amounts of memory
Configure disk and file subsystems
Select proper I/O scheduling algorithm
Tune file system layout for a given use
Tune network performance
Calculate network buffer sizes based on known quantities such as bandwidth and round-trip time
Set system buffer sizes based on those calculations

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Step1: Before scheduling your exam, it’s better to confirm the exam & dump valid or invalid with SPOTOCLUB consultant and then make your further preparation study guide. 

Step2: Purchase SPOTOCLUB EX442 Exam dumps and practice exam dump three to five days. If you make no fault on dumps/practice tests, you can schedule the exam. 

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How to Pass EX442 Exam SPOTO Dumps Service Guideline

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After payment, you will receive the dumps information/study materials by e-mail in 30 minutes. 

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We provide free updates during your service time. We recommend you practice dump at least three days. 

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