1. A computer implemented method comprising: monitoring, using a computer, a plurality of applications running in a cloud service computing environment to capture a first set of metrics of a respective first cloud service tenant and a second set of metrics of a respective second cloud service tenant; comparing a first metric of the first set of metrics with respect to a second metric of the second set of metrics to generate comparison metrics; and ranking a first cloud service tenant with respect to a second cloud service tenant wherein the ranking is based at least in part on the comparison metrics.