Instance Hang Due To The Access Of WeakHashMap (Doc ID 2327884.1)

Last updated on FEBRUARY 05, 2024

Applies to:

Symptoms

SOA 12.2.1.0 environment, soa instance suddenly hang. The thread dump obtained is in the access operation of WeakHashMap, and lock contention occurs in some of threads.
CPU occupancy is high during the fault.



ERROR
-----------------------

  "[STUCK] ExecuteThread: '129' for queue: 'weblogic.kernel.Default (self-tuning)'" Id=4047 RUNNABLE
  
  at java.util.WeakHashMap.get(WeakHashMap.java:403)
  
  at oracle.j2ee.ws.saaj.soap.XMLInputFactories.xmlInputFactory(XMLInputFactories.java:86)
  
  at oracle.j2ee.ws.saaj.soap.AbstractSOAPImplementation.getStaXParsedEnvelope(AbstractSOAPImplementation.java:174)
  
  at oracle.j2ee.ws.saaj.soap.AbstractSOAPImplementation.createEnvelope(AbstractSOAPImplementation.java:70)
  
  at oracle.j2ee.ws.saaj.soap.SOAPPartImpl.getEnvelope(SOAPPartImpl.java:101)
  
  - locked oracle.j2ee.ws.saaj.soap.SOAPPartImpl$SOAPPartDocument@4eaaffd4
  
  at oracle.j2ee.ws.saaj.soap.SOAPPartImpl.getEnvelope(SOAPPartImpl.java:65)
  
  at oracle.j2ee.ws.saaj.soap.MessageImpl.getSOAPBody(MessageImpl.java:1846)
  
  at oracle.j2ee.ws.common.soap.SoapUtils.getSOAPBodyFirstChildQName(SoapUtils.java:252)
  
  at oracle.j2ee.ws.server.mgmt.runtime.model.WebServiceOperationModelHelper.getOperationModelFromInputMessage(WebServiceOperationModelHelper.java:143)
  
  at oracle.j2ee.ws.server.provider.ProviderPort.getOperationModelFromInputMessage(ProviderPort.java:1156)
  
  at oracle.j2ee.ws.server.mgmt.runtime.SuperServerInterceptorPipeline.getOperationModel(SuperServerInterceptorPipeline.java:389)
  
  at oracle.j2ee.ws.server.mgmt.runtime.SuperServerInterceptorPipeline.handleRequest(SuperServerInterceptorPipeline.java:134)
  
  ...

Changes

Cause

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