The Deadlocks alarm becomes active when a deadlock occurs in a database or partition. A deadlock is created when two applications lock data they both need. A high number of deadlocks is a sign of resource contention.
Default thresholds are defined so that one deadlock raises a Medium severity alarm. You can adjust thresholds to suit your environment using the Metric Editor.
Check for problems that cause deadlocks and resolve them. These problems include: