Prerequisite version : stable/grizzly Problem Ceilometer can meter volume usage, but it can't cooperate with cinder in default settings. Cause Ceilometer use cinder exchange for cinder notifications. Similarly, nova exchange for nova, quan…

It is current version of python-keystoneclient below commit 5c37d85944d9eed73ec6dd6254842108386bcc4f Currently, horizon in stable/grizzly branch using it can't work successfully. When you try changing tenant on horizon, following error occ…