Intermitent issue 'No valid host was found' in nova scheduler when creating overcloud stack in Red Hat OpenStack Platform 10
Issue
Upon deployment of Red Hat OpenStack Platform 10, intermittend issues like the following show up
2017-03-23 03:37:10Z [lab-osp10-
overcloud.Controller.0.Controller]: CREATE_FAILED ResourceInError: resources.Controller: Went to status ERROR due to "Message: No valid host was found. There are not enough hosts available., Code: 500"
From time to time, the overcloud deployment fails, and other times in continues just fine.
Environment
Red Hat OpenStack Platform 10
Red Hat OpenStack Platform 11
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