"5 minutes" is a new one on me. 2 secs, 10 secs are common WLM intervals. 
15 mins is common for RMF but I *have* seen 5 mins for RMF where the 
installation sets it that way.

Cheers, Martin

Martin Packer,
zChampion, Principal Systems Investigator,
Worldwide Banking Center of Excellence, IBM

+44-7802-245-584

email: martin_pac...@uk.ibm.com

Twitter / Facebook IDs: MartinPacker
Blog: 
https://www.ibm.com/developerworks/mydeveloperworks/blogs/MartinPacker



From:   Phil Smith <p...@voltage.com>
To:     IBM-MAIN@listserv.ua.edu, 
Date:   08/01/2013 03:05 AM
Subject:        Dumb WLM question
Sent by:        IBM Mainframe Discussion List <IBM-MAIN@listserv.ua.edu>



There are about a thousand questions here that we should have answers to 
but don't, so please bear with me here.

We have a customer with a CICS transaction hang problem that happens 
intermittently at high load times. We've been able to verify that it's 
making it out of CICS, doing a PC off to our server. Things clear up 
eventually; we have various diagnostics in our server that look like 
things are ok, but we're seeing it after the fact, which of course doesn't 
prove much.

One possibility is that WLM is throttling our server. The hangs *seem* to 
happen at five-minute intervals. Doing some Googling suggests that WLM 
does *something* on 5-minute boundaries. Does this suggest anything to 
anyone? Like, does WLM throttling occur on  those 5-minute boundaries?

Yes, I'm Easter Egging. Will hopefully be able to get some real 
information tomorrow when the problem is occurring, but in the meantime, 
some pointers would be useful.

And also yes, I'm trying to grok some WLM books! Having an eye infection 
that's forcing me to read with one eye isn't helping...

Thanks in advance,
--
...phsiii

Phil Smith III


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