1.查看linux版本
leblancs@leblancs-virtual-machine:~$ cat /etc/issue
Ubuntu 16.10 \n \l
leblancs@leblancs-virtual-machine:~$
2.查看内核版本
1).
leblancs@leblancs-virtual-machine:~$ cat /proc/version
Linux version 4.8.0-28-generic (buildd@lgw01-16) (gcc version 6.2.0 20161005 (Ubuntu 6.2.0-5ubuntu12) ) #30-Ubuntu SMP Fri Nov 11 14:03:52 UTC 2016
leblancs@leblancs-virtual-machine:~$
2).uname命令
leblancs@leblancs-virtual-machine:~$ uname -a
Linux leblancs-virtual-machine 4.8.0-28-generic #30-Ubuntu SMP Fri Nov 11 14:03:52 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
leblancs@leblancs-virtual-machine:~$
3）.
leblancs@leblancs-virtual-machine:~$ uname --help
Usage: 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
-v, --kernel-version print the kernel version
-m, --machine print the machine hardware name
-p, --processor print the processor type (non-portable)
-i, --hardware-platform print the hardware platform (non-portable)
-o, --operating-system print the operating system
--help display this help and exit
--version output version information and exit
GNU coreutils online help: <http://www.gnu.org/software/coreutils/>
Full documentation at: <http://www.gnu.org/software/coreutils/uname>
or available locally via: info '(coreutils) uname invocation'
leblancs@leblancs-virtual-machine:~$
3.查看系统位数
1).
leblancs@leblancs-virtual-machine:~$ getconf WORD_BIT
32
leblancs@leblancs-virtual-machine:~$ getconf LONG_BIT
64
leblancs@leblancs-virtual-machine:~$
2).
leblancs@leblancs-virtual-machine:~$ file /bin/bash
/bin/bash: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, for GNU/Linux 2.6.32, BuildID[sha1]=6587b60b0a57e1a0f83f7523a658e0bf329fdb5f, stripped
leblancs@leblancs-virtual-machine:~$
4.查看gcc版本
leblancs@leblancs-virtual-machine:~$ gcc --version
gcc (Ubuntu 6.2.0-5ubuntu12) 6.2.0 20161005
Copyright (C) 2016 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
leblancs@leblancs-virtual-machine:~$