Every three months once kernel team releasing new stable kernel which comes with new features, Improved Hardware & System Performance.At least monthly once we will get kernel patch/update from operating system for varies fix.You may aware about kernel, even though i will tell you in a single line.Kernel is central part of an operating system which act as a bridge between applications and hardware (This enable application to share the hardware effectively).$ sudo dnf remove $(dnf repoquery --installonly --latest-limit -2 -q) [sudo] password for magi: Error: Need to pass a list of pkgs to remove Mini usage: remove PACKAGE...This document is about changing over the the Cent OS 'plus' kernel.So you finally have your rpm based server set, stable and secure.
We can easily accomplish this on RHEL, Cent OS systems by installing system utility called Core Plugins for DNF.
This is in response to a Xen/kernel crash with the release of Cent OS v7.4 (as per the release notes) Enable the Cent OS Plus repository.
The '/etc/yum.repos.d/Cent OS-Base.repo' defines the location for the repository.
Prior to these instructions, follow the steps outlined in our Getting Started guide.
It is suggested to first update your operating system to the newest version, which should install a newer kernel in the process.