Skill

Identify and Solve CPU and Memory-Related Problems in Linux

November 2019 with Shawn Powers

Join Shawn Powers as he teaches you how to identify and remediate CPU and memory-related problems on a Linux system.

Learn how to identify CPU information in the proc filesystem (procfs), how to adjust kernel memory settings, and how to create and activate a swapfile on a server with low memory. Gain an understanding of load average, sysstat tools, current memory usage, and the out-of-memory (OOM) killer.

This skill is part of a series that will prepare you for CompTIA's XK0-004 exam, the one exam that must be passed to receive the Linux+ certification.

Recommended Experience

Basic familiarity with Linux
Ability to create and manage virtual machines

Recommended Equipment

Virtualization platform supporting 64bit systems

Related Certifications

CompTIA Linux+ Certification

Related Job Functions

System administrator
Network administrator
Technician
DevOps

Shawn Powers has been a CBT Nuggets trainer since 2009 and his areas of expertise include Linux and Chef technologies. He's earned LPIC-1 and CompTIA Linux+ certifications, and is an associate editor for Linux Journal.

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