uname [options]

Print information about the machine and operating system. Without options, print the name of the kernel (Linux).

Linux Commad Options:
-a, --all
Combine all the system information from the other options.
-i, --hardware-platform
Print the system’s hardware platform.
-m, --machine
Print the name of the hardware that the system is running on.
-n, --nodename
Print the machine’s hostname.
-o, --operating-system
Print the operating system name.
-p, --processor
Print the type of processor.
-r, --kernel-release
Print the release number of the kernel.
-s, --kernel-name
Print the name of the kernel (Linux). This is the default action.
-v, --kernel-version
Print build information about the kernel.
--help
Display a help message and then exit.
--version
Print version information and then exit.

Examples:

 uname -a                Show kernel version and system architecture