Web Service Call Memory Leak in WebLogic 12.1.2
(Doc ID 1945272.1)
Last updated on JUNE 04, 2021
Applies to:Oracle WebLogic Server - Version 10.3.6 to 10.3.6
Information in this document applies to any platform.
A memory leak which affect web services client calls was observed after upgrading to WebLogic 12.1.2 from 12.1.1.
The application does thousand of calls to remote web services, after each WS call the memory is filled a little bit more.
It finishes by a failure because of an OutOfMemory error; the application JVM heap of 1.5G is filled in about 40min.
It looks like the heap contains thousands of objects of type "weblogic.wsee.jaxws.owsm.WsdlDefinitionFeature" .
A WsdlDefinitionFeature object is created for each "createDispatch" method call. (See line 2 of the code)
These objects are never released and do fill the memory.
The following application code triggers the issue:
The same application works fine in WebLogic 12.1.1
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