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IV66683: AIX NFSV4 CLIENT WITH KERBEROS SEES EIO ERRORS INTERMITTENTLY APPLIES TO AIX 7100-03

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

  • When using NFSv4 clients with kerberos security,
    operations
    over the filesystem could fail with EIO errors
    intermittently,
    even if the kerberos tickets have been renewed.
    
    Example output from the problem:
    $:/home/usera> touch /mnt/nfskrb
    touch /mnt/nfskrb:There is an input or output error.
    NFS getattr failed for server NFSSRV: rpc error 2 (RPC:
    1832-005 Can't decode result) errno 5
    

Local fix

  • Retry the NFS operation.
    

Problem summary

  • Intermittent EIO errors on file operations
    

Problem conclusion

  • Reset CKU_CLNTDATA flag in clnt_tcp_callit()
    

Temporary fix

Comments

  • 6100-08 - use AIX APAR IV70045
    6100-09 - use AIX APAR IV66566
    7100-02 - use AIX APAR IV65753
    7100-03 - use AIX APAR IV66683
    

APAR Information

  • APAR number

    IV66683

  • Reported component name

    AIX V7.1

  • Reported component ID

    5765H4000

  • Reported release

    710

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2014-11-07

  • Closed date

    2014-11-07

  • Last modified date

    2015-09-30

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

    IV65753

  • 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 U865826

       UP15/05/19 I 1000

PTF to Fileset Mapping



Document information

More support for: AIX Enterprise Edition

Software version: 710

Operating system(s): AIX

Reference #: IV66683

Modified date: 30 September 2015