Re: How is SRBPTCB instantiated?

2008-04-29 Thread Shane
O.K. guys, we don't need a pissing contest. The audience (me included) are more than willing to hear from anyone and everyone with relevant experience. I (at least) don't need to witness a fight as to who has the bigger balls. Shane ...

Re: How is SRBPTCB instantiated?

2008-04-28 Thread Binyamin Dissen
On Mon, 28 Apr 2008 20:08:56 -0700 Peter <[EMAIL PROTECTED]> wrote: :>On Apr 28, 2008, at 6:55 PM, Edward Jaffe wrote: :>> Binyamin's question is a good one. But, your answer/commentary is :>> bizarre. :>Well, I guess you sure put me in my place, didn't you? I don't think anyone is trying to

Re: How is SRBPTCB instantiated?

2008-04-28 Thread Edward Jaffe
Binyamin Dissen wrote: My issue was not how to set it, but how to detect it from the code running in SRB mode. It appears that LCCAPGTA may contain the data. I agree, this looks like a good source for the desired information. Searching IBMLink turned up a few APARs surrounding the use of t

Re: How is SRBPTCB instantiated?

2008-04-28 Thread Peter
On Apr 28, 2008, at 6:55 PM, Edward Jaffe wrote: Binyamin's question is a good one. But, your answer/commentary is bizarre. Well, I guess you sure put me in my place, didn't you? -- For IBM-MAIN subscribe / signoff / archive

Re: How is SRBPTCB instantiated?

2008-04-28 Thread Edward Jaffe
Peter wrote: On Apr 28, 2008, at 5:54 PM, Edward Jaffe wrote: You have a misunderstanding about how running units of work are represented in MVS. _Someone_ may have, but I certainly don't. I've "been there" and have "done that" for far too many decades to admit here. But, in http://bama.u

Re: How is SRBPTCB instantiated?

2008-04-28 Thread Peter
On Apr 28, 2008, at 5:54 PM, Edward Jaffe wrote: That observation applies to EVERY control block EVERYWHERE You have a misunderstanding about how running units of work are represented in MVS. _Someone_ may have, but I certainly don't. I've "been there" and have "done that" for far too ma

Re: How is SRBPTCB instantiated?

2008-04-28 Thread Edward Jaffe
Peter wrote: On Apr 28, 2008, at 3:49 PM, Edward Jaffe wrote: IHASRB is just a schedule-time parameter list -- not a control block representing a running SRB. That observation applies to EVERY control block EVERYWHERE You have a misunderstanding about how running units of work are represen

Re: How is SRBPTCB instantiated?

2008-04-28 Thread Peter
On Apr 28, 2008, at 3:49 PM, Edward Jaffe wrote: IHASRB is just a schedule-time parameter list -- not a control block representing a running SRB. That observation applies to EVERY control block EVERYWHERE. -- For IBM-MAIN su

Re: How is SRBPTCB instantiated?

2008-04-28 Thread Edward Jaffe
Peter wrote: Not sure why you are seeking a "derivative" source, when the actual source (SRBTCB) is already known. However, the dispatcher is known to play some very mean tricks, and perhaps that's what you're seeking. IHASRB is just a schedule-time parameter list -- not a control block rep

Re: How is SRBPTCB instantiated?

2008-04-28 Thread Binyamin Dissen
On Sun, 27 Apr 2008 16:13:20 -0700 Peter <[EMAIL PROTECTED]> wrote: :>On Apr 27, 2008, at 2:48 PM, Binyamin Dissen wrote: :>> :>Obviously, if an abnormal situation later occurs, the TCB pointed to :>> :>by SRBTCB would be the one to ABTERM. :>> My issue was not how to set it, but how to detect i

Re: How is SRBPTCB instantiated?

2008-04-27 Thread Peter
On Apr 27, 2008, at 5:10 PM, Craddock, Chris wrote: As an OBTW, I really don't like this particular behavior. It was a cheesy way to indicate to the scheduler that the SRB had gone belly up. It is a royal pain in the butt dealing with asynchronous abends arising from this particular piece of

Re: How is SRBPTCB instantiated?

2008-04-27 Thread Craddock, Chris
> How is SRB to TCB percolation instantiated? RTM1 looks for and dispatches any FRRs that are active. When all of those have percolated, it locates the designated "victim" TCB (hidden under a rock at SCHEDULE time) and schedules an ABTERM to that task. That victim task's current recovery routine

Re: How is SRBPTCB instantiated?

2008-04-27 Thread Peter
On Apr 27, 2008, at 2:48 PM, Binyamin Dissen wrote: :>Obviously, if an abnormal situation later occurs, the TCB pointed to :>by SRBTCB would be the one to ABTERM. My issue was not how to set it, but how to detect it from the code running in SRB mode. It appears that LCCAPGTA may contain the

Re: How is SRBPTCB instantiated?

2008-04-27 Thread Binyamin Dissen
On Sun, 27 Apr 2008 13:33:57 -0700 Peter <[EMAIL PROTECTED]> wrote: :>On Apr 27, 2008, at 12:20 PM, Binyamin Dissen wrote: :>> My query was more as to how something getting control in the :>> context of SRB :>> mode can determine if there is an associated TCB. :>SRBTCB is the associated TCB; t

Re: How is SRBPTCB instantiated?

2008-04-27 Thread Peter
On Apr 27, 2008, at 12:20 PM, Binyamin Dissen wrote: My query was more as to how something getting control in the context of SRB mode can determine if there is an associated TCB. SRBTCB is the associated TCB; the issuer of SCHEDULE must initialize it. The SRB may elect to establish an FRR,

Re: How is SRBPTCB instantiated?

2008-04-27 Thread Binyamin Dissen
On Sun, 27 Apr 2008 12:05:46 -0700 Peter <[EMAIL PROTECTED]> wrote: :>On Apr 27, 2008, at 11:26 AM, Binyamin Dissen wrote: :>> How is SRB to TCB percolation instantiated? :>> Is an automatic FRR added which does the percolation if nothing :>> recovers? :>> Stored somewhere in memory? :>Its y

Re: How is SRBPTCB instantiated?

2008-04-27 Thread Peter
On Apr 27, 2008, at 11:26 AM, Binyamin Dissen wrote: How is SRB to TCB percolation instantiated? Is an automatic FRR added which does the percolation if nothing recovers? Stored somewhere in memory? Its your obligation to initialize it. In the case of STARTIO, you do it this way: STARTI

How is SRBPTCB instantiated?

2008-04-27 Thread Binyamin Dissen
How is SRB to TCB percolation instantiated? Is an automatic FRR added which does the percolation if nothing recovers? Stored somewhere in memory? -- Binyamin Dissen <[EMAIL PROTECTED]> http://www.dissensoftware.com Director, Dissen Software, Bar & Grill - Israel Should you use the mailblocks