NAME

uname - print system information

SYNOPSIS

uname [OPTION]...

DESCRIPTION

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:

justin@Justin:~$ uname -a
Linux Justin 2.6.32-5-686 #1 SMP Fri Dec 10 16:12:40 UTC 2010 i686 GNU/Linux

-a = -s, -n, -r, -v, -m, -o

• a, —all print all information, in the following order,

  except omit -p and -i if unknown:

• s, —kernel-name

  print the kernel name

justin@Justin:~$ uname -s
Linux

justin@Justin:~$ uname
Linux

• n, —nodename

  print the network node hostname

justin@Justin:~$ uname -n
Justin

• r, —kernel-release

  print the kernel release

justin@Justin:~$ uname -r
2.6.32-5-686

• v, —kernel-version

  print the kernel version

justin@Justin:~$ uname -v
#1 SMP Fri Dec 10 16:12:40 UTC 2010

• m, —machine

  print the machine hardware name

justin@Justin:~$ arch
i686
justin@Justin:~$ uname -m
i686

• p, —processor

  print the processor type or "unknown"

justin@Justin:~$ uname -p
unknown

• i, —hardware-platform

  print the hardware platform or "unknown"

justin@Justin:~$ uname -i
unknown

• o, —operating-system

  print the operating system

justin@Justin:~$ uname -o
GNU/Linux

—help display this help and exit

justin@Justin:~$ uname --help
用法：uname [选项]...
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
  -v, --kernel-version     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
      --help     显示此帮助信息并退出
      --version  输出版本信息并退出

Report uname bugs to bug-coreutils@gnu.org
GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
General help using GNU software: <http://www.gnu.org/gethelp/>
Report uname translation bugs to <http://translationproject.org/team/>

—version output version information and exit

justin@Justin:~$ uname --version
uname (GNU coreutils) 7.4
Copyright (C) 2009 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.

由 David MacKenzie 编写。

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 coreutils 'uname invocation'

should give you access to the complete manual.

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