LINUX COMMAND ATLAS · COMMAND GUIDE

Linux uname command

Print system information. The -a flag requests the available details.

GNU Coreutils

Syntax

Command form

uname [OPTION]...

6 options

Option	What it does
`-a, --all`	Print all available system information.
`-s, --kernel-name`	Print the kernel name.
`-r, --kernel-release`	Print the kernel release.
`-m, --machine`	Print the hardware machine name.
`-n, --nodename`	Print the network node hostname.
`-o, --operating-system`	Print the operating-system name (where supported).

2 examples

Print system information. The -a flag requests the available details.

uname -a

Show the kernel release string.

uname -r

uname reports kernel and machine identifiers; it does not provide a complete inventory of the Linux distribution.