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Linux · Linux and Bash

ps

List processes sorted by memory use.

Copy-ready commandps
ps aux --sort=-%mem | head

Requirements and permissions

Requirements
Linux with the referenced utility installed
Permissions
Use sudo or root only when required
Last reviewed
2026-07-31

Examples

Basic example

List processes sorted by memory use.

ps aux --sort=-%mem | head

Common errors

Command not found

Confirm Linux with the referenced utility installed is installed and available in your current shell.