JR47603: CMVC 229963 -Java deadlocks occur during initialization of MarketingMetadata class

7.0.0-WS-WCServer-FP009
WebSphere Commerce Version 7.0.0.8 Fix Pack
WebSphere Commerce Version 7.0.0.9 Fix Pack

APAR status

• Closed as program error.

Error description

• During initialization, Web Container threads can deadlock during
  the initialization of the MarketingMetadata class, leading to a
   hang of the JVM. This condition is rare.
  
  The Web Container thread blocking most other threads will show a
  stack trace similar to the following in Javacores:
  
  Java callstack:
  at java/lang/Object.wait(Native Method)
  at java/lang/Object.wait(Object.java:167(Compiled Code))
  at
  java/lang/J9VMInternals.initialize(J9VMInternals.java:130(Compil
  ed Code))
  at java/lang/Class.forNameImpl(Native Method)
  at java/lang/Class.forName(Class.java:139(Compiled Code))
  at
  com/ibm/commerce/foundation/internal/common/util/ClassLoaderHelp
  er.loadClass(ClassLoaderHelper.java:47)
  at
  com/ibm/commerce/foundation/internal/common/util/ClassLoaderHelp
  er.loadClassInstance(ClassLoaderHelper.java:71)
  at
  com/ibm/commerce/foundation/internal/server/services/dataaccess/
  config/node/DataServiceConfigurationNodeImpl.loadMetadataClass(D
  ataServiceConfigurationNodeImpl.java:315)
  at
  com/ibm/commerce/foundation/internal/server/services/dataaccess/
  config/node/DataServiceConfigurationNodeImpl.parseElement(DataSe
  rviceConfigurationNodeImpl.java:123)
  at
  com/ibm/commerce/foundation/internal/common/config/node/Abstract
  ConfigNodeImpl.load(AbstractConfigNodeImpl.java:78)
  at
  com/ibm/commerce/foundation/internal/common/config/AbstractServi
  ceConfigurationImpl.loadConfig(AbstractServiceConfigurationImpl.
  java:88)
  at
  com/ibm/commerce/foundation/common/config/ComponentConfiguration
  .loadConfigServices(ComponentConfiguration.java:489)
  at
  com/ibm/commerce/foundation/common/config/ComponentConfiguration
  .initialize(ComponentConfiguration.java:168)
  at
  com/ibm/commerce/foundation/common/config/ComponentConfiguration
  .<init>(ComponentConfiguration.java:128)
  at
  com/ibm/commerce/foundation/common/config/ComponentConfiguration
  Registry.loadComponentConfiguration(ComponentConfigurationRegist
  ry.java)
  at
  com/ibm/commerce/foundation/common/config/ComponentConfiguration
  Registry.getComponentConfiguration(ComponentConfigurationRegistr
  y.java:303)
  at
  com/ibm/commerce/foundation/internal/client/services/invocation/
  impl/DefaultInvocationServiceSourceImpl.getComponentConfiguratio
  n(DefaultInvocationServiceSourceImpl.java:65)
  at
  com/ibm/commerce/foundation/internal/client/services/invocation/
  impl/DefaultInvocationServiceSourceImpl.getAction(DefaultInvocat
  ionServiceSourceImpl.java:145)
  at
  com/ibm/commerce/foundation/internal/client/services/invocation/
  InvocationServiceFactory.createAction(InvocationServiceFactory.j
  ava:107)
  at
  com/ibm/commerce/foundation/internal/client/services/invocation/
  InvocationService.invoke(InvocationService.java:76)
  at
  com/ibm/commerce/foundation/client/facade/bod/AbstractBusinessOb
  jectDocumentFacadeClient.sendBusinessObjectDocument(AbstractBusi
  nessObjectDocumentFacadeClient.java:451)
  at
  com/ibm/commerce/marketing/facade/client/AbstractMarketingFacade
  Client.getMarketingSpotData(AbstractMarketingFacadeClient.java:3
  60)
  

Local fix

Problem summary

• USERS AFFECTED:
  WebSphere Commerce v7.0 users who leverage Precision Marketing
  
  PROBLEM ABSTRACT:
  Java deadlocks occur during initialization of MarketingMetadata
  class
  
  BUSINESS IMPACT:
  WebSphere Commerce JVM can hang during initialization
  
  RECOMMENDATION:
  

Problem conclusion

• Code has been updated to avoid deadlocks during initialization.
  
  
  -------------------------------------------------------------
  The latest available maintenance information can be obtained
  from the Recommended Fixes for WebSphere Commerce technote:
  http://www.ibm.com/support/docview.wss?rs=3046&uid=swg21261296
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  WC BUS EDITION

• Fixed component ID

  5724I3800

Applicable component levels

• R700 PSY

     UP