How to Install Kernel 5.11 from Source on CentOS 7

GNU/Linux CentOS 7 Building Kernel 5.11 from Source Code Guide

Hi! The Tutorial Shows You Step-by-step How to Build and Install a New Custom Kernel 5.11 from Source Code in CentOS 7.x GNU/Linux.

Especially relevant: this CentOS 7 Kernel 5.11 Setup make use of the Original Linux Kernel Source Code.

Again this tutorial make it the Easy Way and so is intended especially for Beginners.

Important to know how this Setup does Not change your existing System and so in any case you will be able to startup with the current Kernel from the Grub Splash Screen.

For further advanced Kernel Configuration instructions you may see the Linux Kernel Documentation.

Finally, for a Non Bootable System before see How to chroot on CentOS GNU/Linux Tutorial.

1. 1. Installing Requirements

   Open a Terminal Shell emulator window
   (Press “Enter” to Execute Commands)

   
   First, Upgrade your System:

   sudo yum update && sudo yum upgrade

   And Reboot:

   sudo reboot

   Then play:

   sudo yum groupinstall "Development Tools"

   Enable EPEL Repo for CentOS GNU/Linux

   Adding EPEL Repo for CentOS

   EPEL Repository for CentOS.
   And again:

   sudo yum install openssl openssl-devel dwarves rpm-build libelf-devel elfutils-libelf-devel ncurses

   Authenticate with the User Admin Pass.
   If Got “User is Not in Sudoers file” then see: How to Enable sudo.

2. 2. Making Target Directory

   Now make the Target Folder
   With:

   mkdir ~/kernel

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