Core ModulesLesson 25Free preview

OS Module

This lesson is part of Node.js · All levels

Summary

The OS module channels information about the operating system where the Node runs, such as platform, CPU architecture, total memory, and uptime. This data is useful for logging, adjusting configurations, or monitoring the health of the server. All the information is available through light synchronous functions.

Key points

Os.platform() and os.arch() showcases systems and architecture
Os.totalmem() and os.freemem() give an overview of the use of RAM
Os.cpus() displays the list and number of core processors
Os.hostname() and os.uptime() are useful for identification and monitoring

Full lesson

Code examples and quizzes

Full lessons, code examples, and quizzes are available to subscribers. 5 questions.