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LI73763: PERCENT_WRITES_ASYNC is 0 in sysibmadm.bp_write_io view

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • The PERCENT_WRITE_ASYNC value is 0 in the sysibmadm.bp_write_ip
    view even when there are non-zero value for TOTAL_ASYNC_WRITE
    and TOTAL_WRITES
    
    
    Example:
    
    select
    snapshot_timestamp,bp_name,total_writes,total_async_writes,total
    sync_writes,percent_writes_async from sysibmadm.bp_write_io
    where bp_name = 'BP_32K'
    
    SNAPSHOT_TIMESTAMP         BP_NAME TOTAL_WRITES
    TOTAL_ASYNC_WRITES TOTAL_SYNC_WRITES PERCENT_WRITES_ASYNC
    
    
    2007-11-06-22.28.47.046080 BP_32K  7542434      4362588
    3719846            0
    

Local fix

Problem summary

  • User Affected: ALL
    PROBLEM SUMMARY:
    USERS AFFECTED:
    DB2 V8
    
    PROBLEM DESCRIPTION:
    The PERCENT_WRITE_ASYNC value is 0 in the sysibmadm.bp_write_ip
    view even when there are non-zero value for TOTAL_ASYNC_WRITE
    and TOTAL_WRITES
    
    Example:
    
    select
    snapshot_timestamp,bp_name,total_writes,total_async_writes,total
    sync_writes,percent_writes_async from sysibmadm.bp_write_io
    where bp_name = 'BP_32K'
    
    SNAPSHOT_TIMESTAMP         BP_NAME TOTAL_WRITES
    TOTAL_ASYNC_WRITES TOTAL_SYNC_WRITES PERCENT_WRITES_ASYNC
    
    
    2007-11-06-22.28.47.046080 BP_32K  7542434      4362588
    3719846            0
    

Problem conclusion

  • Problem was first fixed in Version 9.5 Fix Pack 3
    

Temporary fix

Comments

APAR Information

  • APAR number

    LI73763

  • Reported component name

    DB2 UDE ESE LIN

  • Reported component ID

    5765F4104

  • Reported release

    950

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2008-09-11

  • Closed date

    2009-03-07

  • Last modified date

    2009-03-07

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

    LI72799

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

Fix information

  • Fixed component name

    DB2 UDE ESE LIN

  • Fixed component ID

    5765F4104

Applicable component levels

  • R950 PSY

       UP

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Document Information

Modified date:
07 March 2009