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UNAME

Section: User Commands (1)
Updated: February 2026
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NAME

uname - print system information  

SYNOPSIS

uname [,OPTION/]...  

DESCRIPTION

Print certain system information. With no OPTION, same as -s.

X'tty: link https://www.gnu.org/software/coreutils/manual/coreutils.html#unam-a'-a, --allX'tty: link'

print all information, in the following order, except omit -p and -i if unknown

X'tty: link https://www.gnu.org/software/coreutils/manual/coreutils.html#unam-s'-s, --kernel-nameX'tty: link'

print the kernel name

X'tty: link https://www.gnu.org/software/coreutils/manual/coreutils.html#unam-n'-n, --nodenameX'tty: link'

print the network node hostname

X'tty: link https://www.gnu.org/software/coreutils/manual/coreutils.html#unam-r'-r, --kernel-releaseX'tty: link'

print the kernel release

X'tty: link https://www.gnu.org/software/coreutils/manual/coreutils.html#unam-v'-v, --kernel-versionX'tty: link'

print the kernel version

X'tty: link https://www.gnu.org/software/coreutils/manual/coreutils.html#unam-m'-m, --machineX'tty: link'

print the machine hardware name

X'tty: link https://www.gnu.org/software/coreutils/manual/coreutils.html#unam-p'-p, --processorX'tty: link'

print the processor type (non-portable)

X'tty: link https://www.gnu.org/software/coreutils/manual/coreutils.html#unam-i'-i, --hardware-platformX'tty: link'

print the hardware platform (non-portable)

X'tty: link https://www.gnu.org/software/coreutils/manual/coreutils.html#unam-o'-o, --operating-systemX'tty: link'

print the operating system

X'tty: link https://www.gnu.org/software/coreutils/uname#unam-help'--helpX'tty: link'

display this help and exit

X'tty: link https://www.gnu.org/software/coreutils/uname#unam-version'--versionX'tty: link'

output version information and exit

 

AUTHOR

Written by David MacKenzie.  

REPORTING BUGS

Report bugs to: bug-coreutils@gnu.org

Report Gentoo bugs to: https://bugs.gentoo.org/
GNU coreutils home page: <https://www.gnu.org/software/coreutils/>
General help using GNU software: <https://www.gnu.org/gethelp/>
Report any translation bugs to <https://translationproject.org/team/>  

SEE ALSO

arch(1), uname(2)

Full documentation <https://www.gnu.org/software/coreutils/uname>
or available locally via: info aq(coreutils) uname invocationaq

Packaged by Gentoo (9.10 (p0))
Copyright © 2026 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

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Index

NAME

SYNOPSIS

DESCRIPTION

AUTHOR

REPORTING BUGS

SEE ALSO