Show kernel and system info

bash

uname -a

Explanation

Common first step to see what OS and kernel you are on.

Learn the surrounding workflow

Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

Same sheet · prioritizing System Information and Hardware

Show the current absolute path.

Create an empty file if it does not exist.

Concatenate and print files to standard output.

Print lines matching a pattern.

Show permissions and ownership on files.

List files and directories.