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Status Not under consideration
Categories Runtime
Created by Guest
Created on May 31, 2022

Allow Custom Interval Start Time for Interval Reports

I run a CICS PA SUMMARY report, with INTERVAL(00:15:00) to get 15 minute intervals. The defaults seem to be on 00:00:00, 00:15:00, 00:30:00 and 00:45:00. But I need to force the intervals to match the SMF 30 recording intervals that a customer has sent me data for. So I want my intervals to be 00.10.49, 00.25.49, 00.40.49 and 00.55.49. I'd like for CICS PA to allow me to specify the exact time that my interval begins when creating interval reports. Letting CICS PA reports match existing MVS SMF reporting intervals allows us much greater flexibility, and makes matching output from different tools much easier.
Idea priority High
  • Guest
    Reply
    |
    Sep 20, 2022

    Thank you for raising this Idea.

    Based on the previous comment, and our conclusion that it is not likely that this enhancement could be implemented in the next 12 months due to other priorities, this requirement is not under consideration at this point. It will be kept in our system, however, and might be reassessed in the future. You also have an opportunity to resubmit in twelve months' time if you wish it to be reconsidered then.

  • Guest
    Reply
    |
    Aug 17, 2022

    There are 2 options for the SMF recording interval:

    Nonsynchronized interval accounting

    When interval accounting is not synchronized, SMF generates type 30 interval records for a work unit at the end of a recording interval based on the start time of the work unit.

    Synchronized interval accounting

    When interval accounting is synchronized, SMF generates interval records for a work unit based on the end of the SMF global recording interval, rather than the start time of the job.

    CICS interval alignment can be achieved as follows:

    Nonsynchronized interval account cannot be synchronized with CICS PA summary interval as each job start is not on the same interval boundary. For example, job A starts at 00:10:49, while job be starts at 00:15:23. Which interval start would be applied in CICS PA? If the idea is to only report CMF data in the CICS PA summary report for job A, then this can be achieved by applying START field time selection criteria specifying the specific task start time, in this case 00:10:49. Although the CICS PA report will round the START time to the 15 minute interval, you will know that the reported interval contains only the desired records and the statistics accurately reflect the tasks performance.

    Synchronized interval account is based on the specified SMF global recording interval, which can easily be aligned in CICS PA. Again, START field time selection can be used to ensure accurate alignment of the first record reported.

    Based on the above, if no additional use case is provided, this Idea will be rejected.