[Default] On 2 Aug 2018 08:43:32 -0700, in bit.listserv.ibm-main
[email protected] (Tony Thigpen) wrote:

>To answer some of the questions:
>
>1) There is no monitor.
>2) WLM only has two profiles, DAY and NIGHT. These jobs all run during 
>the NIGHT settings.
>3) Turf war prevents me from actually calling ADABAS support. Only the 
>DBA is allowed that option. And, if the issues are resolved with ADABAS 
>tuning, then he will look really bad as he has placed all the blame on 
>'Systems'. So, he will not call them for us.

I would compare all of the job statistics that you have access to
including CPU time and i-os to see what differs between normal and
spike nights.  Also check what is running concurrently with the spike
night jobs.  It may be a scheduling conflict.  Also if Adabas is
cutting any SMF records that could be helpful get those and ask for
access to the tool(s) to interpret them.

Clark Morris
>
>I need to get enough ammo to dump it back on the DBA.
>
>Tony Thigpen
>
>Tony Thigpen wrote on 08/02/2018 11:13 AM:
>> Is there anyone that would be willing to give me some guidance to solve 
>> some ADABAS issues. Something is causing a performance problem and 
>> nobody seems to even know where to start looking.
>> 
>> We have several Natural programs that run in minutes one night, then 
>> take an hour on other nights. We also have some RPG programs (using the 
>> VSAM bridge) that have similar problems.
>> 
>> The programmers don't think it has to do with daily work-load changes. 
>> They want to point the finger at Systems. We (systems) are not making 
>> changes.
>> 
>> The 'DBA' belongs to the programmer group, and to be honest, I don't 
>> think he has a clue concerning performance, just how to define the 
>> databases.
>> 
>> At this point, I just need a better idea of where the problem really is 
>> so I can attempt to throw it back to the DBA.
>> 
>
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