If you had already set this, you need to clear is as shown. Versionlock is a plugin that protects packages from being upgraded to new versions. Next, install the leapp-upgrade tool which will automate the upgrade from RHEL 8 to RHEL 9. $ sudo reboot Step 7) Install the leapp-upgrade Tool Next, be sure to upgrade all the packages to their latest versions. $ sudo dnf -y install rh-amazon-rhui-client-ha leapp-rhui-aws Step 6) Update Packages to their Latest Versions $ sudo dnf config-manager -set-enabled rhui-client-config-server-8 If you are running an RHEL 8 instance hosted on AWS, you need to enable and install the required Red Hat Update Infrastructure repositories to prepare the system for the upgrade. Step 5) Enable RHUI repositories (For AWS instances only) $ sudo subscription-manager release -set 8.6 This marks the version of RHEL from which the upgrade will start.

$ sudo subscription-manager repos -enable rhel-8-for-x86_64-baseos-rpms -enable rhel-8-for-x86_64-appstream-rpms This command enables the Base and App stream repositories for the 64-bit Intel architecture. Next, you need to ensure that the required repositories are enabled. Step 3) Ensure Appropriate Repositories have been Enabled $ subscription-manager register -username=username -password=password -auto-attach The username and password credentials are the login details to your Red Hat account. If your system is not yet registered to the Red Hat Subscription Management, register it on the command line as shown. If your system has a subscription, you should get the following output. To verify if you have an active subscription, run the following command: $ sudo subscription-manager list -installed Step 2) Ensure that Your System has an Active Red Hat Subscriptionįor the Upgrade to proceed as planned, ensure that you have an active Red Hat Subscription.

However, if you are starting from a fresh installation of RHEL 8, skip this step and move along. Use below rm command $ sudo rm -Rf /root/tmp_leapp_p圓 If by any chance you had previously migrated from RHEL 7 to RHEL 8, then you need to remove the /root/tmp_leapp_p圓 directory. Step 1) Delete the ‘tmp_leapp_p圓’ Directory With the minimum requirements satisfied, let us get started.

A fast and stable internet connection for performing the upgrade.

Prerequisitesīefore you get started, here is what you need. In this guide, we will show you how to upgrade from RHEL 8 to RHEL 9 step by step with screenshots.

Latest rhel 8 version