Verification of Node installation in Openshift Origin M4
The Openshift Origin Comprehensive Installation Guideline (http://openshift.github.io/documentation/oo_deployment_guide_comprehensive.html) states that there is several things that can be done to ensure the Node is ready for integration into Openshift cluster : built-in script to check the node : oo-accept-node check that facter runs properly : /etc/cron.minutely/openshift-facts check that mcollective communication works : in the broker, run : oo-mco ping What I found that it is not enough. For example, openshift-facts show blanks, even though if there is an error with the facter functionality. So check the facter with : facter And oo-mco ping works fine even though that there is something wrong with the rpc channel. I would suggest run these in the broker : oo-mco facts kernel oo-mco inventory In one of our Openshift Origin M4 cluster , I have these lines in /opt/rh/ruby193/root/etc/mcollective/server.cfg: main_collective = mcol...