To turn it into a complete operating system, programs, libraries and tools are added. A distribution always begins with the Linux kernel. A community group, a company, or even an individual developer, decides to create a Linux distribution. Torvalds wrote the first Linux kernel himself, but since then there have been contributions to the Linux kernel from hundreds of other developers all over the world. So instead of writing their own kernels, Linux distributions simply include the Linux kernel, since it has a license that allows it to be distributed freely. It takes a lot of time and hard work to write a secure kernel. 2 Advertisements Why use the same kernel? Why not just write your own? to fairly share resources among programs that need them.to provide a safe and secure way for programs to access resources.The kernel has a couple of important jobs: The kernel is the part of an operating system that has full privileges to the computer and its resources, like disk and memory. Linux-based operating systems are usually called Linux distributions. Ubuntu, Fedora, Red Hat Enterprise Linux, and Debian are all examples of operating systems which include the Linux kernel. Many operating systems include the Linux kernel. So there isn’t a single “Linux” operating system. The kernel itself is called the Linux kernel and was created by Linux Torvalds. What is it: Linux is the name of a family of operating systems which all share something in common: they’re all based on the same kernel. In this article we’ll take a look at Linux from a high level, and see what you should know.ĭistributions are different flavours of the Linux operating system Advertisements What is Linux? With knowledge of Linux, you could become a systems administrator, a better developer, or move into DevOps and SRE roles. Linux is a valuable skill to have on your resume. Linux is the family of operating systems which powers business for most of the top companies around the world.Īnd the majority of applications in the cloud (54% of them 1) are running on Linux virtual machines.īut what exactly is Linux, and what are the key things you should know?
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