Re: Checkpoint/restart in COBOL applications?

2023-06-21 Thread Steve Thompson
Tom, This reminds me of the VSAM-XA almost disaster of the early to mid 1990s. Let me make this short and sweet. IBM called a meeting of developers in San Jose. DFP said what they were wanting to do with VSAM-XA. I brought to the manager's attention (I think it was Yates) that the expansion

Auto: Re: Checkpoint/restart in COBOL applications?

2023-06-21 Thread Frederic Mancini
Je suis absent le 22 juin 2023. -- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN

Re: Checkpoint/restart in COBOL applications?

2023-06-21 Thread Tom Ross
Thank you all for your input! The reason for the question is that IBM is consdering removing the CHKPT macro and is wondering if it is used much. The COBOL runtime uses CHKPT for our checkpoint/restart functionality, I think DFSORT does as well, and also Broadcom's Smart/RESTART facility. There

Re: Checkpoint/restart in COBOL applications?

2023-06-21 Thread Paul Schuster
There are a lot of documented restrictions with CHECKPOINT and NAME/TOKEN services. -- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN

Re: Checkpoint/restart in COBOL applications?

2023-06-21 Thread Edward Gould
> On Jun 18, 2023, at 10:31 AM, Steve Thompson wrote: > > In years gone by, I had checkpoint/restart in COBOL programs using Tape, so > that they could pick back up from the last checkpoint. Obviously a long > running program since it was processing multiple tapes (reel to reel stuff). > > In

Re: Checkpoint/restart in COBOL applications?

2023-06-20 Thread Adam Johanson
Tbh, I never even knew that z/OS itself had the facility, until its demise was announced. More commonly used seemed to be the GSAM checkpoint/restart capability in IMS. === Adam Johanson Broadcom Mainframe Software Division ---

Re: Checkpoint/restart in COBOL applications?

2023-06-19 Thread Allan Staller
Classification: Confidential At leas one of my clients are using this. -Original Message- From: IBM Mainframe Discussion List On Behalf Of Tom Ross Sent: Saturday, June 17, 2023 9:50 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Checkpoint/restart in COBOL applications? [CAUTION: This

Re: Checkpoint/restart in COBOL applications?

2023-06-18 Thread Mike Shaw
dy (not retired yet) who ever used > it? :-) > > Yes, you can safely remove it from COBOL. > > -- > Radoslaw Skorupka > Lodz, Poland > > > > > > > W dniu 18.06.2023 o 04:50, Tom Ross pisze: > > Greetings! > > > >Does anyone kn

Re: Checkpoint/restart in COBOL applications?

2023-06-18 Thread Radoslaw Skorupka
anyone know if there are people/applications using checkpoint/restart in COBOL applications? The doc only shows it is usable in programs that use SORT, I have not heard of customers doing this in years, but someone in IBMMAIN would know better than me! The reason for the question is that IBM is

Re: Checkpoint/restart in COBOL applications?

2023-06-18 Thread Farley, Peter
ards). I won't miss it's removal from COBOL at all. Peter -Original Message- From: IBM Mainframe Discussion List On Behalf Of Ed Jaffe Sent: Sunday, June 18, 2023 12:06 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Checkpoint/restart in COBOL applications? On 6/18/2023 8:39

Re: Checkpoint/restart in COBOL applications?

2023-06-18 Thread Mike Shaw
Sunday, June 18, 2023 7:57 AM > To: IBM-MAIN@LISTSERV.UA.EDU > Subject: Re: Checkpoint/restart in COBOL applications? > > I don't understand what's the implication of z/OS here; > we are using Smart/Restart, too, but IMO this is only application > programming, > no suppo

Re: Checkpoint/restart in COBOL applications?

2023-06-18 Thread Seymour J Metz
] Sent: Sunday, June 18, 2023 12:05 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Checkpoint/restart in COBOL applications? On 6/18/2023 8:39 AM, Seymour J Metz wrote: > Checkpoint is an old (as in OS/360 old) facility that comes with restrictions > that make it less useful than it might otherw

Re: Checkpoint/restart in COBOL applications?

2023-06-18 Thread Ed Jaffe
On 6/18/2023 8:39 AM, Seymour J Metz wrote: Checkpoint is an old (as in OS/360 old) facility that comes with restrictions that make it less useful than it might otherwise be. I'm not sure what the use case is these days. I have never seen the old checkpoint/restart facility used. -- Phoenix

Re: Checkpoint/restart in COBOL applications?

2023-06-18 Thread Seymour J Metz
: IBM Mainframe Discussion List [IBM-MAIN@LISTSERV.UA.EDU] on behalf of Bernd Oppolzer [bernd.oppol...@t-online.de] Sent: Sunday, June 18, 2023 7:57 AM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Checkpoint/restart in COBOL applications? I don't understand what's the implication of z/OS here; we

Re: Checkpoint/restart in COBOL applications?

2023-06-18 Thread Steve Thompson
issen wrote: On Sat, 17 Jun 2023 19:50:01 -0700 Tom Ross wrote: :> Does anyone know if there are people/applications using checkpoint/restart in :>COBOL applications? The doc only shows it is usable in programs that use SORT, :>I have not heard of customers doing this in years, but some

Re: Checkpoint/restart in COBOL applications?

2023-06-18 Thread Bernd Oppolzer
te: :> Does anyone know if there are people/applications using checkpoint/restart in :>COBOL applications? The doc only shows it is usable in programs that use SORT, :>I have not heard of customers doing this in years, but someone in IBMMAIN would :>know better than me! The reason

Re: Checkpoint/restart in COBOL applications?

2023-06-18 Thread Binyamin Dissen
On Sat, 17 Jun 2023 19:50:01 -0700 Tom Ross wrote: :> Does anyone know if there are people/applications using checkpoint/restart in :>COBOL applications? The doc only shows it is usable in programs that use SORT, :>I have not heard of customers doing this in years, but someone i

Checkpoint/restart in COBOL applications?

2023-06-17 Thread Tom Ross
Greetings! Does anyone know if there are people/applications using checkpoint/restart in COBOL applications? The doc only shows it is usable in programs that use SORT, I have not heard of customers doing this in years, but someone in IBMMAIN would know better than me! The reason for the