1. A method comprising: receiving, via a network, a request to generate an evaluation of an impact of a planning action on a storage system; generating an evaluation of the impact of the planning action on the storage system, wherein the evaluation is based on multiple models of the storage system each returning an indication of reliability of an ability of one of the multiple models to predict the impact of implementing the planning action on the storage system; and determining, using a processor, whether to execute the planning action based on the evaluation of the impact of the planning action on the storage system.