cat — Save outputIT technician command center
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Linux · Linux and Bash

cat — Save output

Save standard output and errors to a text file. Base task: Display file contents.

Copy-ready commandcat — Save output
cat /etc/os-release > command-results.txt 2>&1

Requirements and permissions

Requirements
Linux with the referenced utility installed
Permissions
Use sudo or root only when required
Last reviewed
2026-08-01

Examples

Save output

Save standard output and errors to a text file.

cat /etc/os-release > command-results.txt 2>&1

Common errors

Command or option not supported

Confirm the installed platform version supports the base command and the added output or wrapper option.

Access denied or insufficient privileges

Run with the administrative role or delegated permission required by the underlying command.