Copyright © 2015, Oracle and/or its affiliates. All rights reserved.
This graphic shows lock statistics. For each statistic, it provides the value, rate of change, and source (SYSTEMSTATS table). The statistics shown are lock.deadlocks, lock.locks_acquired.dml, lock.locks_acquired.table_scans, lock.locks_granted.immediate, lock.locks_granted.wait, and lock.timeouts.