IBM Support

IT41430: MQ appliance status command might incorrectly show reduced disk allocation

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APAR status

  • Closed as program error.

Error description

  • MQ appliance status command might incorrectly show reduced disk
    allocation for Internal disk with 100% disk usage when the
    command fails internally to query the disk usage details.
    
    The status command output showing incorrect Internal disk usage:
    
    mqa(mqcli)# status
     Memory:                        8342MB used, 187.8GB total [4%]
     CPU:                           2%
     CPU load:                      16.99, 17.74, 22.88
     Internal disk:                 1142668MB allocated, 1115.9GB
    total [100%]
     System volume:                 6539MB used, 29.4GB allocated
    [22%]
     MQ errors file system:         407MB used, 24 FDCs, 15.8GB
    allocated [3%]
     MQ trace file system:          1227MB used, 31.5GB allocated
    [4%]
    
    Normal status command output on the same system:
    
    mqa(mqcli)# status
     Memory:                        4940MB used, 187.8GB total [3%]
     CPU:                           0%
     CPU load:                      1.49, 1.25, 0.90
     Internal disk:                 1769664MB allocated, 5959.7GB
    total [29%]
     System volume:                 6543MB used, 29.4GB allocated
    [22%]
     MQ errors file system:         183MB used, 6 FDCs, 15.8GB
    allocated [1%]
     MQ trace file system:          1242MB used, 31.5GB allocated
      [4%]
    

Local fix

Problem summary

  • ****************************************************************
    USERS AFFECTED:
    Users running status command to check the internal disk usage in
    MQ appliance
    
    
    Platforms affected:
    MultiPlatform
    
    ****************************************************************
    PROBLEM DESCRIPTION:
    A defect in handling error from internal command used to query
    the disk usage caused the status command to display incorrect
    disk usage data.
    

Problem conclusion

  • MQ appliance status command has been modified to correct the
    incorrect internal disk usage reporting. If there is any error
    in querying the internal disk usage MQ will report all values to
    0 as shown below.
    
    Internal disk:                           0.0GB total, 0MB used
    [0%]
    
    ---------------------------------------------------------------
    The fix is targeted for delivery in the following PTFs:
    
    Version    Maintenance Level
    v9.2 LTS   9.2.0.15
    v9.3 LTS   9.3.0.10
    v9.x CD    9.3.4
    
    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

    IT41430

  • Reported component name

    MQ APPL M2002 V

  • Reported component ID

    5737H4701

  • Reported release

    925

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2022-07-06

  • Closed date

    2023-05-19

  • Last modified date

    2023-05-19

  • 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

    MQ APPL M2002 V

  • Fixed component ID

    5737H4701

Applicable component levels

[{"Business Unit":{"code":"BU053","label":"Cloud \u0026 Data Platform"},"Product":{"code":"SS5K6E","label":"IBM MQ Appliance"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"925","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]

Document Information

Modified date:
20 May 2023