Re: Certain WTOs are slow to externalize

2006-04-14 Thread john gilmore
Robert Rosenberg writes Isn't a WTL just a WTO ROUTECDE=11 under the covers? If so, why would it function differently (unless the original WTO was not being explicitly being routed to 11?). a comment that is gratuitous in the light of my original language, I have found that using WTLs ins

Re: Certain WTOs are slow to externalize

2006-04-14 Thread Robert A. Rosenberg
At 14:19 + on 04/14/2006, john gilmore wrote about Re: Certain WTOs are slow to externalize: I have found that using WTLs instead of WTOs in these circumstances helps much more than there would seem to be any reason to believe that it should. Isn't a WTL just a WTO ROUTECDE=11 unde

Re: Certain WTOs are slow to externalize

2006-04-14 Thread Todd Burch
Jim, that pretty much hits the nail on the head. Thanks for the explanation. Me thinks I have some WTO SYNCH=YES code to remove... Insofar as the non SYNCH=YES situation, I'm satisfied attributing that behavior to the explanation from Sam, in that JES has not externalized the WTO as fast as I wo

Re: Certain WTOs are slow to externalize

2006-04-14 Thread Jim Mulder
IBM Mainframe Discussion List wrote on 04/14/2006 08:51:30 AM: > Here's an interesting phenomenon that perhaps some of you have observed, or > maybe not. I've observed it when running in SRB mode and specifying > LINKAGE=BRANCH when using WTOs for messaging. Perhaps someone can explain > wha

Re: Certain WTOs are slow to externalize

2006-04-14 Thread (IBM Mainframe Discussion List)
In a message dated 4/14/2006 1:32:21 P.M. Central Daylight Time, [EMAIL PROTECTED] writes: >If your z/OS system is running under a Hypervisor (LPAR >or VM) using shared CPs, then there may also be logical >processor dispatching effects (and these could be in >the multi-millisecond range i

Re: Certain WTOs are slow to externalize

2006-04-14 Thread Jim Mulder
> SRBs are interesting creatures. I had one recently that would takeanywhere > from 50 microseconds to 50 MILLISECONDS to be SCHEDULEd inside disabled > code. I have a hard time understanding why it takes so long to put > an SRB on a > queue. SCHEDULE and IEAMSCHD generally do not put t

Re: Certain WTOs are slow to externalize

2006-04-14 Thread Paul Gilmartin
In a recent note, john gilmore said: > Date: Fri, 14 Apr 2006 14:19:23 + > > When I do I also use a pair of CONTROL statements. the first to increase the > number of log buffers (I double them) and the second to restore the status > quo ante. > If two such processes could execute co

Re: Certain WTOs are slow to externalize

2006-04-14 Thread john gilmore
I have found that using WTLs instead of WTOs in these circumstances helps much more than there would seem to be any reason to believe that it should. When I do I also use a pair of CONTROL statements. the first to increase the number of log buffers (I double them) and the second to restore the

Re: Certain WTOs are slow to externalize

2006-04-14 Thread (IBM Mainframe Discussion List)
In a message dated 4/14/2006 7:56:44 A.M. Central Daylight Time, [EMAIL PROTECTED] writes: >So my question is, why does it take so long for the WTO to externalize? The only reason I can think of why a WTO would not show up somewhere almost instantly is if there is an extreme WTO buffer sh

Re: Certain WTOs are slow to externalize

2006-04-14 Thread Knutson, Sam
On Behalf Of Todd Burch Sent: Friday, April 14, 2006 8:52 AM To: IBM-MAIN@BAMA.UA.EDU Subject: Certain WTOs are slow to externalize Here's an interesting phenomenon that perhaps some of you have observed, or maybe not. I've observed it when running in SRB mode and specifying LINKAGE=BR

Certain WTOs are slow to externalize

2006-04-14 Thread Todd Burch
Here's an interesting phenomenon that perhaps some of you have observed, or maybe not. I've observed it when running in SRB mode and specifying LINKAGE=BRANCH when using WTOs for messaging. Perhaps someone can explain what is going on here. For situtation #1, my app is running in SRB mode, it ph