![]() Log back to the server, check the kernel version, and TaDa! We have CentOS 8 running on the system. The final step would be to install CenOS 8 minimal packages.ĭnf -y groupupdate "Core" "Minimal Install" To get the new kernel for CentOS 8, run the following command. With the following dnf command, we ask to download all the non deltarpms for CentOS 8.ĭnf -y -releasever=8 -allowerasing -setopt=deltarpm=false distro-sync Installing a new kernel The following packages, dracut-network and rpmconf, conflicts upgrade process, therefore removed them. Removed the old kernel core of CentOS 7 and conflicting packages along with it. I have installed CentOS 8 release packages and also for EPEL. ![]() This will update packages to their latest versions that are both available and resolvable. We are all set to upgrade from CentOS 7 to CentOS 8, but we need to upgrade the system before that. ![]() Rm -Rf /etc/yum Getting CentOS 8 release packages Since for CentOS 8 dnf is the primary package manager. Remove yum, the default package manager for CentOS 7, and yum configuration file to avoid any conflict with dnf. The following cammand will check the configuration files of all packages and ask users for input.ĭnf is the replacement for yum in the newer version of the OS. rpmorigfiles and asks the user what to do with them. Yum-utils is a collection of utility tools and programs for managing yum repositories, installing different packages such as debug packages, source packages. Now let us begin with installing the basic packages.ĮPEL provides a set of additional packages for CentOS, RHEL from the Fedora sources. The following are the steps I followed : Check the kernel versionīefore we start the upgrade process, let us see the kernel version. I wanted to upgrade one of my servers from CentOS 7 to CentOS 8.
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