IBM Support

IT15293: LARGE MQ-QM SHARING-CONVERSATIONS VALUE MIGHT CAUSE HIGH CPU USAGE UNDER HIGH TRAFFIC LOAD

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APAR status

  • Closed as program error.

Error description

  • When sending a message to the IBM MQ Queue Manager via MQPUT,
    there could be a race condition between shared conversations
    when
    they try to write to the same multiplexed physical connection,
    causing high CPU usage.
    

Local fix

Problem summary

  • Affected is use of MQ shared conversations.
    
    When sending a message to the IBM MQ Queue Manager via MQPUT,
    there could be a race condition between shared conversations
    when
    they try to write to the same multiplexed physical connection,
    causing high CPU usage.
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    IT15293

  • Reported component name

    DATAPOWER

  • Reported component ID

    DP1234567

  • Reported release

    750

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2016-05-16

  • Closed date

    2016-08-15

  • Last modified date

    2016-11-18

  • 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

    DATAPOWER

  • Fixed component ID

    DP1234567

Applicable component levels

  • R720 PSY

       UP

  • R750 PSY

       UP

  • R751 PSY

       UP



Document information

More support for: IBM DataPower Gateways
General

Software version: 750

Reference #: IT15293

Modified date: 18 November 2016