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IV64955: JVMs going into hung state caused low priority UI request locking the UI session

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • There is a threading issue within UI Application framework
    where high priority requests are being blocked from running
    because a low priority request holds a lock on the UI session
    object.
    

Local fix

  • Restart JVM
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * All Maximo Users                                             *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * JVMs going into hung state, requiring termination and        *
    * restart to be functional again. No software changes made on  *
    * servers.                                                     *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to latest release.                                   *
    ****************************************************************
    There is a threading issue within UI Application framework where
    high priority requests are being blocked from running because a
    low priority request holds a lock on the UI session object.
    

Problem conclusion

  • High priority requests do not cause deadlock situation on TPAE
    server.
    
    The fix for this APAR is contained in the following maintenance
    package:
    	 | release\fix pack | Fix Pack Release 7.5.0.8 TPAE
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV64955

  • Reported component name

    SYSTEM PERFORMA

  • Reported component ID

    5724R46PF

  • Reported release

    750

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2014-09-16

  • Closed date

    2014-10-07

  • Last modified date

    2015-03-06

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

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

Modules/Macros

  • MAXIMO
    

Fix information

  • Fixed component name

    SYSTEM PERFORMA

  • Fixed component ID

    5724R46PF

Applicable component levels

  • R750 PSY

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Document Information

Modified date:
06 March 2015