The Linux kernel is the core or main component of the Linux operating system. The first kernel release was first written in 1991 by Linus Torvalds, who at the time, was a computer science student at the University of Helsinki. The kernel lies between your computer hardware components and the running applications. In this tutorial, we focus on highlight how you can upgrade Linux kernel on CentOS 7.
But why upgrade the kernel in the first place? Well, upgrading the kernel comes with some immense benefits. These include improved support for third-party drivers such as NVIDIA, security patches, and added functionality. Without much further ado, let's roll our sleeves and demonstrate how to upgrade the kernel on CentOS 7.
Before anything else, you need to check your current kernel version. This will enable you to distinguish the kernel versions after the upgrade. To achieve this, execute the uname command:
Having confirmed the Linux kernel version, the next step will be to update the package repositories. To accomplish this, invoke the command: