Enforce UI is not responsive. Unusually slow UI performance may be observed shortly before the UI becomes non-responsive.
Looking at the Tomcat logs, errors similar to the following are repeated:
MisfireHandler: Error handling misfires: Failed to obtain DB connection from data source '<DS name>': org.apache.commons.dbcp.SQLNestedException: Cannot get a connection, pool exhausted
An error occured while scanning for the next trigger to fire.
org.quartz.JobPersistenceException: Failed to obtain DB connection from data source '<DS name>': org.apache.commons.dbcp.SQLNestedException: Cannot get a connection, pool exhausted
This error is often seen when the connection between the Enforce server and the DLP database is lost. Check the Incident Persister log to see if there are any common times when the DB connection is lost. This issue sometimes appears when a cold backup is performed, but the Enforce Services are not stopped before the DB is brought down. The proper method of backup is to bring down Enforce Services, then perform backup, then start Enforce Services after backup is complete.
This is usually auto-recovered, but when it's not, the solution would be to: