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PK52881: J2CA0081E ERROR MAY CAUSE JDBC CONNECTIONS TO LEAK

Fixes are available

Java SDK 1.5 SR8 Cumulative Fix for WebSphere Application Server
Java SDK 1.5 SR8 Cumulative Fix for WebSphere Application Server
Java SDK 1.5 SR10 Cumulative Fix for WebSphere Application Server
6.1.0.31: Java SDK 1.5 SR11 FP1 Cumulative Fix for WebSphere Application Server
6.1.0.33: Java SDK 1.5 SR12 FP1 Cumulative Fix for WebSphere
6.1.0.29: Java SDK 1.5 SR11 Cumulative Fix for WebSphere Application Server
6.1.0.35: Java SDK 1.5 SR12 FP2 Cumulative Fix for WebSphere
6.1.0.37: Java SDK 1.5 SR12 FP3 Cumulative Fix for WebSphere
6.1.0.39: Java SDK 1.5 SR12 FP4 Cumulative Fix for WebSphere Application Server
6.1.0.41: Java SDK 1.5 SR12 FP5 Cumulative Fix for WebSphere Application Server
6.1.0.43: Java SDK 1.5 SR13 Cumulative Fix for WebSphere Application Server
6.1.0.45: Java SDK 1.5 SR14 Cumulative Fix for WebSphere Application Server
6.1.0.47: WebSphere Application Server V6.1 Fix Pack 47
6.1.0.47: Java SDK 1.5 SR16 Cumulative Fix for WebSphere Application Server
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APAR status

  • Closed as program error.

Error description

  • Multiple instances of the following error can be seen in the
application server servant output.  If this error is
encountered, a physical connection to the database will not be
closed.

Trace: 2007/05/30 18:07:18.952 01 t=9BB448 c=UNK key=P8
(13007002)
  ThreadId: 0000003c
  FunctionName: com.ibm.ejs.j2c.MCWrapper
  SourceId: com.ibm.ejs.j2c.MCWrapper
  Category: SEVERE
  ExtendedMessage: BBOO0220E: J2CA0081E: Method cleanup failed
while trying to execute method cleanup on ManagedConnection
WSRdbManagedConnectionImpl@3d723d72 from resource
jdbc/DB2DATASOURCE5.
Caught exception: com.ibm.ws.exception.WsException: DSRA0080E:
An exception was received by the Data Store Adapter. See
original exception message: Cannot call 'cleanup' on a
ManagedConnection while it is still in a transaction..
.at com.ibm.ws.rsadapter.exceptions.DataStoreAdapterException
.at com.ibm.ws.rsadapter.exceptions.DataStoreAdapterException
.at com.ibm.ws.rsadapter.AdapterUtil.createDataStoreAdapterExcep
  tion
.at com.ibm.ws.rsadapter.spi.WSRdbManagedConnectionImpl.
  cleanupTransactions
.at com.ibm.ws.rsadapter.spi.WSRdbManagedConnectionImpl.cleanup
.at com.ibm.ejs.j2c.MCWrapper.cleanup
.at com.ibm.ejs.j2c.FreePool.returnToFreePool
.at com.ibm.ejs.j2c.PoolManager.release
.at com.ibm.ejs.j2c.MCWrapper.releaseToPoolManager
.at com.ibm.ejs.j2c.RRSLocalTransactionWrapper.afterCompletion
.at com.ibm.ws.LocalTransaction.LocalTranCoordImpl.
  informSynchronizations
.at com.ibm.ws.LocalTransaction.LocalTranCoordImpl.cleanup
.at com.ibm.ws.LocalTransaction.LocalTranCoordImpl.end
.at com.ibm.ws.webcontainer.webapp.WebAppTransactionCollaborat
  or.postInvoke
.at com.ibm.ws.wswebcontainer.webapp.WebApp.transactionPostIn
  voke
.at com.ibm.ws.wswebcontainer.servlet.ServletWrapper.handleRequ
  est
...
.at com.ibm.ws.util.ThreadPool$ZOSWorker.run

Local fix

  • 



Problem summary


    

  • ****************************************************************
* USERS AFFECTED: All users of WebSphere Application Server    *
*                 V6.1 for z/OS using DB2 Universal Drive      *
*                 type-2 z/OS connectivity and local           *
*                 transaction support.                         *
****************************************************************
* PROBLEM DESCRIPTION: Multiple instances of J2CA0081E:        *
*                      Method cleanup failed -- cannot call    *
*                      'cleanup' on a ManagedConnection        *
*                      while it is still  in a transaction --  *
*                      causing connection leaking and          *
*                      subsequent                              *
*                      ConnectionWaitTimeoutException.         *
****************************************************************
* RECOMMENDATION:                                              *
****************************************************************
Multiple instances of the following error can be seen in the
application server servant output.  If this error is
encountered, a physical connection to the database will not be
closed.

Trace: 2007/05/30 18:07:18.952 01 t=9BB448 c=UNK key=P8
(13007002)
ThreadId: 0000003c
FunctionName: com.ibm.ejs.j2c.MCWrapper
SourceId: com.ibm.ejs.j2c.MCWrapper
Category: SEVERE
ExtendedMessage: BBOO0220E: J2CA0081E: Method cleanup failed
while trying to execute method cleanup on ManagedConnection
WSRdbManagedConnectionImpl@3d723d72 from resource
jdbc/DB2DATASOURCE5.
Caught exception: com.ibm.ws.exception.WsException: DSRA0080E:
An exception was received by the Data Store Adapter. See
original exception message: Cannot call 'cleanup' on a
ManagedConnection while it is still in a transaction..
.at com.ibm.ws.rsadapter.exceptions.DataStoreAdapterException
.at com.ibm.ws.rsadapter.exceptions.DataStoreAdapterException
.at com.ibm.ws.rsadapter.AdapterUtil.createDataStoreAdapterExcep

tion
.at com.ibm.ws.rsadapter.spi.WSRdbManagedConnectionImpl.
cleanupTransactions
.at com.ibm.ws.rsadapter.spi.WSRdbManagedConnectionImpl.cleanup
.at com.ibm.ejs.j2c.MCWrapper.cleanup
.at com.ibm.ejs.j2c.FreePool.returnToFreePool
.at com.ibm.ejs.j2c.PoolManager.release
.at com.ibm.ejs.j2c.MCWrapper.releaseToPoolManager
.at com.ibm.ejs.j2c.RRSLocalTransactionWrapper.afterCompletion
.at com.ibm.ws.LocalTransaction.LocalTranCoordImpl.
informSynchronizations
.at com.ibm.ws.LocalTransaction.LocalTranCoordImpl.cleanup
.at com.ibm.ws.LocalTransaction.LocalTranCoordImpl.end

    



Problem conclusion


    

  • Local transaction has been modified to correctly enlisted with
RRS to commit or rollback on a transaction boundary and allow
the connection to be cleanup without J2CA0081E.

APAR PK52881 is currently targeted for inclusion in Service
Level (Fix Pack) 6.1.0.13 of WebSphere Application Server V6.1
for z/OS.

    



Temporary fix


    

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    PK52881
    • 

  • Reported component name
    WEBSPHERE FOR Z
    • 

  • Reported component ID
    5655I3500
    • 

  • Reported release
    610
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt
    • 

  • Submitted date
    2007-09-13
    • 

  • Closed date
    2007-10-20
    • 

  • Last modified date
    2007-12-03
    • 





    

  • 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
    WEBSPHERE FOR Z
    • 

  • Fixed component ID
    5655I3500
    • 



Applicable component levels


    

  • R500  PSN
       UP
    • 

  • R601  PSN
       UP
    • 

  • R610  PSY  UK31212
       UP07/11/22  P  F711
    • 



Fix is available


    

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              [{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SS7K4U","label":"WebSphere Application Server for z\/OS"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"6.1","Line of Business":{"code":"LOB45","label":"Automation"}}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            28 December 2021
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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