1. A method for administrating a data mirroring relationship between a first node and a second node, the method comprising: receiving a notification when an event has occurred at the first node; determining whether the event can cause the mirroring relationship to fail; performing a predetermined task in response to the notification if the event can cause the mirroring relationship to fail; and wherein determining whether the event can cause the mirroring relationship to fail includes comparing the event against a list of events.