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PI82761: RUNTIME PERFORMANCE ADVISOR HAS HUNG THREAD W/ J2CDIAGNOSTICALERTHELPERIMPL.JAVA ON LINE 419

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APAR status

  • Closed as program error.

Error description

  • In a servant region (SR) there was an EC3 WLM timeout.  In a
    review of the java threads and java locks for the servant
    region, one will find a thread in this state:
    
    thread id: 0x38e39800    ...
    Thread.State:  BLOCKED
    JVMTI state:   ALIVE BLOCKED_ON_MONITOR_ENTER
    waiting to enter: java/lang/Object@0x325ef4c0 owner name:
    "WebSphere
    non-WLM Dispatch Thread t=009bbe88" owner id: 0x38f33800
    Java stack frames:
    bp: 0x67b49ff8  method: void
    com/ibm/ws/performance/tuning/serverAlert/ServerRuleDriver.alarm
    (Object)
     source: ServerRuleDriver.java:725
    objects: 0x32601dd8 0x325ef4c0 0x325ef4c0
    bp: 0x67b4a00c  method: void
    com/ibm/ws/performance/tuning/serverAlert/ServerRuleDriverMBean.
    alarm(Object)  source: ServerRuleDriverMBean.java:2657
    

Local fix

  • n/a
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:  All users of IBM WebSphere Application      *
    *                  Server V8.0                                 *
    ****************************************************************
    * PROBLEM DESCRIPTION: Several threads are blocked on an       *
    *                      alarm thread.                           *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    In a servant region (SR) there was an EC3 WLM timeout.  In a
    review of the java threads and java locks for the servant
    region, one will find a thread in this state:
    thread id: 0x38e39800    ...
    Thread.State:  BLOCKED
    JVMTI state:   ALIVE BLOCKED_ON_MONITOR_ENTER
    waiting to enter: java/lang/Object@0x325ef4c0 owner name:
    "WebSphere
    non-WLM Dispatch Thread t=009bbe88" owner id: 0x38f33800
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    PI82761

  • Reported component name

    WEBSPHERE FOR Z

  • Reported component ID

    5655I3500

  • Reported release

    800

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2017-06-07

  • Closed date

    2017-09-18

  • Last modified date

    2017-09-18

  • 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

  • R800 PSY

       UP

[{"Line of Business":{"code":"LOB10","label":"Data and AI"},"Business Unit":{"code":"BU029","label":"Software"},"Product":{"code":"SS7K4U","label":"WebSphere Application Server for z\/OS"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"800"}]

Document Information

Modified date:
17 June 2021