How to Install Kernel 5.x on Rocky Linux 8
Kernel is central component of an operating system that manages operations of computer and hardware. It basically manages operations of memory and CPU time. It is core component of an operating system. Kernel acts as a bridge between applications and data processing performed at hardware level using inter-process communication and system calls.
Prerequisites
- Access to RockyLinux command line terminal.
- Root privileges or Sudo privileges.
Enable ELRepo Repository
Run the following commands to enable ELRepo repository.
rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
dnf install https://www.elrepo.org/elrepo-release-8.el8.elrepo.noarch.rpm
Run the following command to display the list of packages.
dnf repolist
Output:
[root@server netdata]# dnf repolist
repo id repo name
appstream Rocky Linux 8 - AppStream
baseos Rocky Linux 8 - BaseOS
elrepo ELRepo.org Community Enterprise Linux Repository - el8
epel Extra Packages for Enterprise Linux 8 - x86_64
epel-modular Extra Packages for Enterprise Linux Modular 8 - x86_64
extras Rocky Linux 8 - Extras
Install Latest Kernel Version
To check the installed Kernal version.
uname -r
Output:
[root@server netdata]# uname -r
4.18.0-305.3.1.el8_4.x86_64
Run the following command to install latest kernel version.
dnf --enablerepo=elrepo-kernel install kernel-ml
Once you install the latest kernel, you will have to reboot the server.
Reboot
Select Kernel 5.x in the Grub menu to boot to newly installed Kernel 5.x on Rocky Linux 8.
To check the installed Kernal version.
uname -r
Output:
[root@server ~]# uname -r
5.13.0-1.el8.elrepo.x86_64
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