1. A method comprising: receiving signals indicating values for metrics for a plurality of configuration item for computing devices in a cross domain computing environment; receiving an identification of an event in a cross domain computing environment, the event comprising a symptom or occurrence of an operational problem of least one of the computing devices in the cross domain computing environment; identifying, from a plurality of event classifications, an identification of the classification to which the event belongs; obtaining a configuration item of a plurality of configuration items for said at least one of the computing devices based on the identified classification, the configuration item having a setting; and acquiring a metric of the obtained configuration item based on the identified classification; and identifying a new setting for the configuration item of said at least one of the computing device in the cross domain computing environment based upon the acquired metric.