Coherence Cache Queries with Index Use Causing Performance Issue From InFilter
(Doc ID 2512485.1)
Last updated on MAY 13, 2022
Applies to:Oracle Coherence - Version 220.127.116.11.0 and later
Oracle WebLogic Server - Version 18.104.22.168.0 and later
Information in this document applies to any platform.
Customer has reported performance issues in cache queries that uses the InFilter. Customer has an incident with an OutOfMemory error on one of our WebLogic clients. They have a HeapDump of the server right before it exited, from which they saw that the heap had ~3GB of objects related to a specific cache service that performs large InFilter queries. The managed WebLogic server experienced numerous request timeouts and full GCs right before it exited on an OutOfMemory error.
At times high communication delays:
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