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How to Upgrade from RHEL 6 to RHEL 8

Red Hat Enterprise Linux 7 (RHEL 7) is the first major release that offers in-place upgrades from the earlier RHEL major release ( RHEL 6 ) to a new major release of RHEL 7 operating system.

Warning : Make sure to back up your entire system to avoid any data loss and also before you perform an upgrade on the live system, you should clone the system and do the upgrade procedure on the clone. This will allow you to prepare for an upgrade without risking the production system.

This article describes instructions on how to upgrade from Red Hat Enterprise Linux 6.10 to Red Hat Enterprise Linux 8 using the redhat-upgrade-tool and Leapp utilities.

Originally Published at https://www.tecmint.com/upgrade-from-rhel-6-to-rhel-8/