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IV64195: CLUSTER DRIVER DISABLES LARGE_RECEIVE APPLIES TO AIX 7100-02

A fix is available

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • If the cluster driver opens an ethernet device that has
    large receive set, it turns off large receive.  This can
    be seen by entstat -d of the ethernet device.  This leads
    to a performance degradation.
    

Local fix

Problem summary

  • Possible performance impact for TCP/IP on system with CAA.
    

Problem conclusion

  • Remove disabling large receive.
    

Temporary fix

Comments

  • 6100-08 - use AIX APAR IV64427
    6100-09 - use AIX APAR IV59970
    6100-09 - use AIX APAR IV59970
    7100-02 - use AIX APAR IV64195
    7100-03 - use AIX APAR IV60041
    7100-04 - use AIX APAR IV60245
    

APAR Information

  • APAR number

    IV64195

  • Reported component name

    AIX V7.1

  • Reported component ID

    5765H4000

  • Reported release

    710

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2014-08-29

  • Closed date

    2014-08-29

  • Last modified date

    2016-05-10

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

    IV59729

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

Fix information

  • Fixed component name

    AIX V7.1

  • Fixed component ID

    5765H4000

Applicable component levels

  • R710 PSY U865328

       UP15/01/19 I 1000

PTF to Fileset Mapping

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Document Information

Modified date:
10 May 2016