linux check what operating system version the server is

Linux method to check the server operating system version: 1. Log in to the Linux system and enter the terminal; 2. Check the system version installed on the server by executing the "uname -a" command in the terminal.

The operating environment of this tutorial: centos 3.10.0 system, Dell G3 computer.

linux Check what operating system version the server has?

Check what system (CentOs, Ubuntu) is installed on the server?

Log in to the linux system and use the command:

uname -a

The effect of the screenshot

You can see, centos 3.10.0-514.26.2.el7.x86_64 installed on the server, 64-bit version;

 -a, --all                print all information, in the following order,
                             except omit -p and -i if unknown:
打印所有信息，显示系统名、节点名称、操作系统的发行版号、内核版本等等；
  -s, --kernel-name        print the kernel name
打印内核名
  -n, --nodename           print the network node hostname
打印网络节点主机名
  -r, --kernel-release     print the kernel release
显示操作系统的发行版本号
  -v, --kernel-version     print the kernel version
输出发行版本的日期
  -m, --machine            print the machine hardware name
打印机器硬件名称（64位还是32位的）
  -p, --processor          print the processor type or "unknown"
打印处理器类型或“未知”
  -i, --hardware-platform  print the hardware platform or "unknown"
打印硬件平台或“未知”
  -o, --operating-system   print the operating system
打印操作系统
      --help     display this help and exit
显示此帮助并退出
      --version  output version information and exit
输出版本信息并退出

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