IBM Support

PI10970: An XIO-enabled synchronous replica reports a KeyNotFoundError when update or remove operations occur during heavy client load.

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APAR status

  • Closed as program error.

Error description

  • XIO-enabled synchronous replica reports a KeyNotFoundError
    when update or remove operations occur during heavy client
    load. Additionally, the client can see long response times or
    MessageTimeOutException exceptions occur.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:  Users of eXtreme Scale who are using the    *
    *                  eXtremeIO (XIO) transport.                  *
    ****************************************************************
    * PROBLEM DESCRIPTION: Response time for requests can          *
    *                      increase as the load increases          *
    *                      between a client and a server or        *
    *                      between two servers.                    *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    An issue was identified with the XIO multiplicity function.
    Therefore, the default value for the XIO multiplicity limit was
    changed to 1 instead of the default of 2.
    

Problem conclusion

  • An interim fix is available for this APAR.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PI10970

  • Reported component name

    WS EXTREME SCAL

  • Reported component ID

    5724X6702

  • Reported release

    860

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2014-02-05

  • Closed date

    2014-03-27

  • Last modified date

    2014-03-27

  • 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

    WS EXTREME SCAL

  • Fixed component ID

    5724X6702

Applicable component levels

  • R860 PSY

       UP

[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSTVLU","label":"WebSphere eXtreme Scale"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"860","Edition":"","Line of Business":{"code":"LOB45","label":"Automation"}}]

Document Information

Modified date:
27 March 2014