uname-(1) manual page


uname – print system information


uname [OPTION]…


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

-a, –all
print all information, in the following order, except omit -p and -i if unknown:
-s, –kernel-name
print the kernel name
-n, –nodename
print the network node hostname
-r, –kernel-release
print the kernel release
print the kernel version
-m, –machine
print the machine hardware name
-p, –processor
print the processor type or “unknown”
-i, –hardware-platform
print the hardware platform or “unknown”
-o, –operating-system
print the operating system
display this helpand exit
output version information and exit


Written by David MacKenzie.

Reporting Bugs

Report bugs to <bug-coreutils@gnu.org>.


Copyright © 2008 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://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.

See Also

arch(1) , uname(2)

The full documentation for uname is maintained as a Texinfo manual. If the info and uname programs are properly installed at your site, the command

info uname

should give you access to the complete manual.