IT19922: DEVICE SERVER RUNS OUT OF MEMORY BECAUSE OF RESOURCE LEAKS.

IBM Spectrum Control V5.2.14 (May 2017)
IBM Spectrum Control V5.2.15 (August 2017)
IBM Spectrum Control V5.2.15.2 (November 2017)
IBM Spectrum Control V5.2.16 (March 2018)
IBM Spectrum Control V5.2.17 (May 2018)

APAR status

• Closed as program error.

Error description

• These errors associated with, out of memory:
  [LeakTracker] [DBLeakTracker.close] [SEVERE] ResultSet leak
  detected.
  java.lang.Throwable: ResultSet creation stack trace
  at
  com.ibm.tpc.infrastructure.database.DBLeakTracker$JDBCWrapperRes
  ultSetWeakReference.<init>(DBLeakTracker.java:100)
  at
  com.ibm.tpc.infrastructure.database.DBLeakTracker.track(DBLeakTr
  acker.java:131)
  at
  com.ibm.tpc.infrastructure.database.JDBCWrapperResultSet.<init>(
  JDBCWrapperResultSet.java:33)
  at
  com.ibm.tpc.infrastructure.database.DBResultSet.<init>(DBResultS
  et.java:25)
  at
  com.ibm.tpc.infrastructure.database.DBPreparedStatement.executeQ
  uery(DBPreparedStatement.java:95)
  at
  com.ibm.tpc.rollup.RUProcessingInfoSanAsset.copyLocalValues(RUPr
  ocessingInfoSanAsset.java:324)
  at
  com.ibm.tpc.rollup.RUPostProcessingManager.processAfterProbe(RUP
  ostProcessingManager.java:72)
  at
  com.ibm.tpc.rollup.RUPostProcessingManager.processAfterRegularPr
  obe(RUPostProcessingManager.java:48)
  at
  com.ibm.tpc.discovery.parser.GenericProcessor.endDetectability(G
  enericProcessor.java:642)
  at
  com.ibm.tpc.discovery.parser.GenericProcessor.end(GenericProcess
  or.java:575)
  at
  com.ibm.tpc.discovery.parser.GenericProcessor.end(GenericProcess
  or.java:522)
  at
  com.ibm.tpc.discovery.parser.GenericProcessor.end(GenericProcess
  or.java:515)
  at
  com.ibm.tpc.disk.collection.DiskCIMProcessor.end(DiskCIMProcesso
  r.java:732)
  at
  com.ibm.tpc.disk.discovery.NAPIProbePostProcess.process(NAPIProb
  ePostProcess.java:419)
  at com.ibm.tpc.Router.perform(Router.java:642)
  at com.ibm.tpc.Router.perform(Router.java:403)
  at
  com.ibm.tpc.discovery.ProcessProcessor.process(ProcessProcessor.
  java:71)
  at
  com.ibm.tpc.infrastructure.threads.TPCThread.run(TPCThread.java:
  262)
  
  [LeakTracker] [DBLeakTracker.close] [SEVERE] ResultSet leak
  detected.
  java.lang.Throwable: ResultSet creation stack trace
  at
  com.ibm.tpc.infrastructure.database.DBLeakTracker$JDBCWrapperRes
  ultSetWeakReference.<init>(DBLeakTracker.java:100)
  at
  com.ibm.tpc.infrastructure.database.DBLeakTracker.track(DBLeakTr
  acker.java:131)
  at
  com.ibm.tpc.infrastructure.database.JDBCWrapperResultSet.<init>(
  JDBCWrapperResultSet.java:33)
  at
  com.ibm.tpc.infrastructure.database.DBResultSet.<init>(DBResultS
  et.java:25)
  at
  com.ibm.tpc.infrastructure.database.DBPreparedStatement.executeQ
  uery(DBPreparedStatement.java:95)
  at
  com.ibm.tpc.disk.collection.SvcPostCollectionProcess.calcSubsyst
  emCompressionFactor(SvcPostCollectionProcess.java:680)
  at
  com.ibm.tpc.disk.collection.SvcPostCollectionProcess.calcSubsyst
  emEffectiveCapacity(SvcPostCollectionProcess.java:636)
  at
  com.ibm.tpc.disk.collection.SvcPostCollectionProcess.processSVC(
  SvcPostCollectionProcess.java:310)
  at
  com.ibm.tpc.disk.collection.SvcPostCollectionProcess.process(Svc
  PostCollectionProcess.java:195)
  at
  com.ibm.tpc.monitor.NAPISVCEventMiniprobePostProcessor.svcEventM
  iniProbePostProcess(NAPISVCEventMiniprobePostProcessor.java:452)
  at
  com.ibm.tpc.monitor.NAPISVCEventMiniprobePostProcessor.finishSVC
  EventMiniprobe(NAPISVCEventMiniprobePostProcessor.java:362)
  at
  com.ibm.tpc.monitor.NAPISVCEventMiniprobePostProcessor.process(N
  APISVCEventMiniprobePostProcessor.java:188)
  at
  com.ibm.tpc.monitor.NAPIEventPostProcessThread.run(NAPIEventPost
  ProcessThread.java:190)
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * IBM Spectrum Control 5.2.x users monitoring                  *
  * SVC/Storwize/Flash devices at firmware level 7.8.1           *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * IBM Spectrum Control 5.2.x exhibits a memory leak while      *
  * monitoring SVC/Storwize/Flash devices at firmware level      *
  * 7.8.1                                                        *
  *                                                              *
  * See IBM Support Flash (Alert) for additional details:        *
  * http://www-01.ibm.com/support/docview.wss?uid=swg22002420    *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * Apply fix maintenance when available                         *
  ****************************************************************
  

Problem conclusion

• The fix for this APAR is targeted for the following maintenance
  package:
  
  | refresh pack | 5.2-TIV-TPC-RP0014 - target May 2017
  
  Fixed in IBM Spectrum Control 5.2.14
  
  http://www.ibm.com/support/docview.wss?&uid=swg21320822
  
  The target dates for future refresh packs do not represent a
  formal commitment by IBM. The dates are subject to change
  without notice.
  

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

  TPC ADVANCED

• Fixed component ID

  5608TPCA0

Applicable component levels