On Wed, 1 Jul 2009 14:55:33 -0500, Richard Peurifoy
<[email protected]> wrote:

>Mark Zelden wrote:
>> On Wed, 1 Jul 2009 09:38:10 -0700, John Mattson <[email protected]>
>> wrote:
>>
>>   I am
>>> currently negociating with my operators to get them to open up ENOUGH
>>> inits because I have "loved" jobs sitting for 40 minutes waiting for inits
>>> because "unloved" jobs are sitting on them, and only 20 inits started.
>>
>>
>> WLM INITs are the way to go.
>>
>> But WLM inits aren't for all applications / needs.  Many shops (including
>> ours) have
>> a class (or a few classes) set aside for JES2 initiators for jobs that
must get
>> initiated immediately, regardless of the system utilization being at or near
>> 100%.
>> This can be anything, but often, from what I have seen over the years, it
>> is a job submitted from CICS or MQ that is part of a "transaction".
>
>You may also need to use JES inits if you need to control the
>maximum number of jobs running in some class. We have a database
>that doesn't support enclaves, so batch calls run at the same
>priority as CICS calls. We need to limit the number of batch jobs
>to keep online response time acceptable.
>
>--

You've always been able to set the max by JOBCLASS, but it used to be
MAS wide.  You've been able to do it by MAS member (a single system)
since z/OS 1.8 .  So no excuses.  :-)

Mark
--
Mark Zelden
Sr. Software and Systems Architect - z/OS Team Lead
Zurich North America / Farmers Insurance Group - ZFUS G-ITO
mailto:[email protected]
z/OS Systems Programming expert at http://expertanswercenter.techtarget.com/
Mark's MVS Utilities: http://home.flash.net/~mzelden/mvsutil.html

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