Hello, I have deployed a new server for our engine using engine-backup to backup and restore to a clean system. We now get errors ETL service sampling has encountered an error. Please consult the service log for more details. ETL service aggregation to hourly tables has encountered an error. Please consult the service log for more details. and in /var/log/ovirt-engine-dwh/ovirt-engine-dwhd.log errors such as java.lang.OutOfMemoryError: Java heap space Exception in component tJDBCInput_9 org.postgresql.util.PSQLException: Ran out of memory retrieving query results. Regards, Paul S. To view the terms under which this email is distributed, please go to:- http://leedsbeckett.ac.uk/disclaimer/email/