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PI12834: SERVANT REGION FAILS TO RECONNECT TO THE ADJUNCT REGION, ONLY THE FIRST TRY

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • In a system w/clusters that send msgs across via SIB until:
    FFDC Exception:com.ibm.ws.tcpchannelproxy.jfap.
    DataspaceInternalErrorException SourceId:class com.ibm.ws.
    tcpchannelproxy.jfap.impl.TCPProxyWriteRequestContext.write
    ProbeId:
    00100001 Reporter:com.ibm.ws.tcpchannelproxy.jfap.impl.
    TCPProxyWriteRequestContext@c97ba750
    com.ibm.ws.tcpchannelproxy.jfap.DataspaceInternalErrorException:
    Internal JFAP communication error occurred: RC=8, RSN=6" error
    and the appl.could not send its messages. Afterwards without any
    interruption, it started to send messages again. In other words,
    a temporary error, sporadic in its appearance.
    

Local fix

  • n/a
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:  All users of IBM WebSphere Application      *
    *                  Server V8.0 and V8.5                        *
    ****************************************************************
    * PROBLEM DESCRIPTION: Internal JFAP communication error       *
    *                      causes message sends to temporarily     *
    *                      stop working.                           *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    Incorrect serialization of the adjunct pause element token
    can cause the servant to be released twice.
    FFDC Exception:com.ibm.ws.tcpchannelproxy.jfap.
    DataspaceInternalErrorException SourceId:class com.ibm.ws.
    tcpchannelproxy.jfap.impl.TCPProxyWriteRequestContext.write
    ProbeId:
    00100001 Reporter:com.ibm.ws.tcpchannelproxy.jfap.impl.
    TCPProxyWriteRequestContext@c97ba750
    com.ibm.ws.tcpchannelproxy.jfap.DataspaceInternalErrorException:
    Internal JFAP communication error occurred: RC=8, RSN=6"
    Traces showed this flow:
    Servant release of adjunct failed so servant is released with
    JfapGetRecvStopReleaseCode 2
    Trace: 2014/01/30 16:17:25.616 02 t=6BA620 c=UNK key=P8 tag=
    (0301F00E)
    Description: bbocjfpu bbocjfpp return
    return code: 0
    reason code: 0
    Adjunct purge function releases servant with
    JfapGetRecvCraPurgeReleaseCode 3
    This is the release that hits the servant after the time gap.
    Trace: 2014/01/30 16:17:25.617 02 t=6C3E88 c=UNK key=P8 tag=
    (0301F00D)
    Description: bbocjfpu bbocjfpp call
    connect token:  data_address=000000496ebfe96c, data_length=12
    Servant trace of getting control after being released with
    JfapGetRecvStopReleaseCode 2
    Trace: 2014/01/30 16:17:25.617 02 t=6B0828 c=UNK key=P8 tag=
    (0301F014)
    Description: bbocjfpu bbocjfgq return
    return code: 4
    reasonCode: 6
    Time Gap
    Servant trace of getting control  after being released with
    JfapGetRecvCraPurgeReleaseCode 3
    Trace: 2014/01/30 16:34:10.706 02 t=6B0828 c=UNK key=P8 tag=
    (0301F014)
    Description: bbocjfpu bbocjfgq return
    return code: 4
    reasonCode: 7
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    PI12834

  • Reported component name

    WEBSPHERE FOR Z

  • Reported component ID

    5655I3500

  • Reported release

    850

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2014-02-28

  • Closed date

    2014-05-22

  • Last modified date

    2020-10-14

  • 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

  • R850 PSY

       UP

[{"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":"850","Line of Business":{"code":"LOB45","label":"Automation"}}]

Document Information

Modified date:
28 April 2022