uname

uname is little popular command that cutely shows basic information about the Linux kernel, like it’s version, kernel release version, system’s time, architecture, hostname, kernel name, processor and hardware type…

  -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
# uname -a
Linux arch 5.8.12-arch1-1 #1 SMP PREEMPT Sat, 26 Sep 2020 21:42:58 +0000 x86_64 GNU/Linux
# uname -s
Linux
# uname -r
5.8.12-arch1-1
# uname -v
1 SMP PREEMPT Sat, 26 Sep 2020 21:42:58 +0000
# uname -m
x86_64
# uname -o
GNU/Linux

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