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IT25998: DOCUMENT NEEDED ON HOW TO TUNE A VADP PROXY FOR THE BEST PERFORMANCE.

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APAR status

  • Closed as documentation error.

Error description

  • There is no document on how to setup and tune a VADP Proxy for
    the best performance.
    
    Example :
    How to find optimal values for available options, specifically
    for these two:
    
    Read and write buffer size
    
    Set the buffer size of the data transfer, measured in bytes.
    
    Block size of NFS volume
    
    Set the block size to be used by the mounted NFS volume,
    measured in bytes.
    
    
    Initial Impact:
    Low
    
    Tivoli Storage Manager and Spectrum Protect versions affected:
    IBM Spectrum Protect Plus, all supported versions
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * IBM Spectrum Protect Plus Knowledge Center and User's Guide  *
    * in version 10.1.1, 10.1.2                                    *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See ERROR DESCRIPTION                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Apply fixing level when available. This issue is currently   *
    * projected to be fixed in level 10.1.3.                       *
    *  Note that this is subject to change at the discretion of    *
    * IBM.                                                         *
    ****************************************************************
    

Problem conclusion

  • IBM Spectrum Protect Plus development team is investigating
    best practices for Buffer Size and Block Size options, with
    the goal of providing guidance for optimizing VADP proxy
    throughput and load balancing. Publications team will
    document the results.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT25998

  • Reported component name

    SP PLUS

  • Reported component ID

    5737SPLUS

  • Reported release

    A11

  • Status

    CLOSED DOC

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2018-08-17

  • Closed date

    2018-11-13

  • Last modified date

    2018-11-13

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

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

Fix information

Applicable component levels

[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSNQFQ","label":"IBM Spectrum Protect Plus"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"A11","Line of Business":{"code":"LOB26","label":"Storage"}}]

Document Information

Modified date:
30 January 2024