On a 2 node install for Kilo RC2 Ceilometer Resource Usage doesn't work. (screenshot attached). [root@csky01 ~]# tail -f /var/log/ceilometer/compute.log 2015-05-01 16:41:18.038 19053 TRACE ceilometer.coordination 2015-05-01 16:41:18.039 19053 ERROR ceilometer.coordination [-] Error sending a heartbeat to coordination backend. 2015-05-01 16:41:18.039 19053 TRACE ceilometer.coordination Traceback (most recent call last): 2015-05-01 16:41:18.039 19053 TRACE ceilometer.coordination File "/usr/lib/python2.7/site-packages/ceilometer/coordination.py", line 105, in heartbeat 2015-05-01 16:41:18.039 19053 TRACE ceilometer.coordination self._coordinator.heartbeat() 2015-05-01 16:41:18.039 19053 TRACE ceilometer.coordination File "/usr/lib/python2.7/site-packages/tooz/drivers/redis.py", line 378, in heartbeat 2015-05-01 16:41:18.039 19053 TRACE ceilometer.coordination value=b"Not dead!") 2015-05-01 16:41:18.039 19053 TRACE ceilometer.coordination File "/usr/lib64/python2.7/contextlib.py", line 35, in __exit__ 2015-05-01 16:41:18.039 19053 TRACE ceilometer.coordination self.gen.throw(type, value, traceback) 2015-05-01 16:41:18.039 19053 TRACE ceilometer.coordination File "/usr/lib/python2.7/site-packages/tooz/drivers/redis.py", line 77, in _translate_failures 2015-05-01 16:41:18.039 19053 TRACE ceilometer.coordination raise coordination.ToozConnectionError(utils.exception_message(e)) 2015-05-01 16:41:18.039 19053 TRACE ceilometer.coordination ToozConnectionError: Error 111 connecting to 20.0.0.11:6379. ECONNREFUSED. 2015-05-01 16:41:18.039 19053 TRACE ceilometer.coordination 2015-05-01 16:41:19.038 19053 ERROR ceilometer.coordination [-] Error connecting to coordination backend. Thx, Arash