How to use yum history to roll back an update in Red Hat Enterprise Linux 6 , 7? yum history yum history undo 8 [root@devadmin jenkins]# yum history undo 298 Loaded plugins: fastestmirror, priorities, refresh-packagekit, security Undoing transaction 298, from Tue Apr 11 14:21:00 2017 Updated jenkins-2.53-1.1.noarch @jenkins Update 2.54-1.1.noarch @jenkins Loading mirror speeds from cached hostfi..
