IBM Support

IT25237: MQ v8 mqconfig command does not validate all MQ recommended kernel parameters

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APAR status

  • Closed as program error.

Error description

  • The Knowledge Center page, "Operating System configuration and
    tuning for IBM MQ on UNIX and Linux systems, and IBM i"
    recommends minimum operating system configuration needed.
    'mqconfig' command can be used to verify system configuration.
    However it doesn't validate and display all the kernel settings
    recommended.
    

Local fix

Problem summary

  • ****************************************************************
    USERS AFFECTED:
    MQ v8 users using the 'mqconfig' utility  on Linux and HP-UX
    platform will be affected.
    
    
    Platforms affected:
    HP-UX Itanium, Linux on x86-64, Linux on x86, Linux on S390,
    Linux on Power, Linux on zSeries
    
    ****************************************************************
    PROBLEM DESCRIPTION:
    The 'mqconfig' utility supplied with IBM MQ version 8 did not
    validate and display the kernel parameters kernel.threads-max,
    kernel.pid_max in Linux platform and resource limit in HP-UX
    platform.
    

Problem conclusion

  • The code has been updated to validate and display all the
    tunable kernel parameters recommended for IBM MQ.
    
    ---------------------------------------------------------------
    The fix is targeted for delivery in the following PTFs:
    
    Version    Maintenance Level
    v8.0       8.0.0.11
    
    
    The latest available maintenance can be obtained from
    'WebSphere MQ Recommended Fixes'
    http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006037
    
    If the maintenance level is not yet available information on
    its planned availability can be found in 'WebSphere MQ
    Planned Maintenance Release Dates'
    http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006309
    ---------------------------------------------------------------
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT25237

  • Reported component name

    IBM MQ BASE MP

  • Reported component ID

    5724H7251

  • Reported release

    800

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2018-06-01

  • Closed date

    2018-07-10

  • Last modified date

    2018-07-20

  • 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

    IBM MQ BASE MP

  • Fixed component ID

    5724H7251

Applicable component levels

[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSYHRD","label":"IBM MQ"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"8.0.0.0","Edition":"","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]

Document Information

Modified date:
20 July 2018