http://ssl.webangel.ie/ 2026-05-28T11:37:26+00:00 http://ssl.webangel.ie/ http://ssl.webangel.ie/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2025-10-07T09:43:40+00:00 Anonymous (anonymous@undisclosed.example.com) http://ssl.webangel.ie/doku.php?id=linux:openshift:open-case&rev=1759830220&do=diff OCP upgrade Process THis has to be done days before you do the upgrade to give Redhat a chance to analyse logs and provide feedback * open a proactive case with RedHat <https://access.redhat.com/solutions/3521621> * gather must-gather logs and upload them <https://docs.openshift.com/container-platform/4.6/support/gathering-cluster-data.html> text/html 2025-10-07T09:43:40+00:00 Anonymous (anonymous@undisclosed.example.com) http://ssl.webangel.ie/doku.php?id=linux:openshift:reboot&rev=1759830220&do=diff Reboots a Node To perform a graceful restart of a node: 1 Mark the node as unschedulable: $ oc adm cordon <node1> 2 Drain the node to remove all the running pods: $ oc adm drain <node1> --ignore-daemonsets --delete-emptydir-data --force 3 Restart the node