In this change set, Default value 'hardware.cpu_util' of instance_metrics was changed to 'compute.node.cpu.percent'. Change-Id: I02f87e5fea663e2e04c61cc36b7d55ff250bf8cc
This patch set adds how-to-use documentation for Watcher Overload standard deviation algorithm. Change-Id: I75d7cd0ff8507ca70efb6d9668ae9fbf651a7f97