IBM Support

IC75121: WMQ V7 HTTP BRIDGE INTERFACE GOES INTO AN INFINITE LOOP WITH LARGE MANIFEST JAR FILE USING A NON-MQ IMPLEMENTATION

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APAR status

  • Closed as program error.

Error description

  • Using WebSphere MQ v7 (WMQ) and a non-WMQ implementation of the
    WebSphere MQ bridge for Hyper Text Transport Protocol (HTTP)
    shows 100% CPU utilization when using a jar manifest file larger
    than 2048 bytes.
    

Local fix

Problem summary

  • ****************************************************************
    USERS AFFECTED:
    This issue affects users of the WebSphere MQ bridge for HTTP
    when used in a non-WebSphere MQ product. Users from of the
    WebSphere MQ bridge for HTTP supplied with the WebSphere MQ
    product are not affected.
    
    Platforms affected:
    All Distributed (iSeries, all Unix and Windows) +Java
    ****************************************************************
    PROBLEM SUMMARY:
    The WebSphere MQ bridge for HTTP was unable to process Java
    archive (JAR) manifest files larger than 2048 bytes, and the
    code entered an infinite loop.
    

Problem conclusion

  • The WebSphere MQ bridge for HTTP has been updated to handle
    large manifest files.
    
    ---------------------------------------------------------------
    The fix is targeted for delivery in the following PTFs:
    
                       v7.0
    Platform           Fix Pack 7.0.1.6
    --------           --------------------
    Windows            U200328
    AIX                U840698
    HP-UX (PA-RISC)    U841555
    HP-UX (Itanium)    U841560
    Solaris (SPARC)    U841556
    Solaris (x86-64)   U841562
    iSeries            tbc_p700_0_1_6
    Linux (x86)        U841557
    Linux (x86-64)     U841561
    Linux (zSeries)    U841558
    Linux (Power)      U841559
    
    The latest available maintenance can be obtained from
    'WebSphere MQ Recommended Fixes'
    http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006037
    
    If the maintenance level is not yet available, information on
    its planned availability can be found in 'WebSphere MQ
    Planned Maintenance Release Dates'
    http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006309
    ---------------------------------------------------------------
    

Temporary fix

Comments

APAR Information

  • APAR number

    IC75121

  • Reported component name

    WMQ WINDOWS V7

  • Reported component ID

    5724H7220

  • Reported release

    701

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2011-03-18

  • Closed date

    2011-04-28

  • Last modified date

    2011-04-28

  • 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

    WMQ WINDOWS V7

  • Fixed component ID

    5724H7220

Applicable component levels

  • R701 PSY

       UP

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Document Information

Modified date:
28 April 2011