Noisy Neighbors in IaaS / Cloud Author rjhintzPublished on July 1, 2017July 1, 2017 A good metric for noisy neighbor identification is high CPU steal. Some references: Understanding AWS stolen CPU and how it affects your apps ServerFault: High CPU% stolen on EC2 instance at extremely regular intervals EC2 Neighbour Caught Stealing CPU How did you fix the noisy neighbor problem while using Amazon EC2?