https://www-01.ibm.com/servers/resourcelink/svc00100.nsf/pages/zOSV2R4ga320904/$file/ieav200_v2r4.pdf
https://www-01.ibm.com/servers/resourcelink/svc00100.nsf/pages/zOSV2R4sa231378/$file/ieah600_v2r4.pdf -- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 ________________________________________ From: IBM Mainframe Assembler List [[email protected]] on behalf of Tony Thigpen [[email protected]] Sent: Friday, October 30, 2020 9:39 AM To: [email protected] Subject: Re: SDUMPs I was able to disable DAE using: SET DAE=01 (the ADYSET01 member was set up to do it) I think I need to better understand the relationships between all the different debugging datasets, such as SYSMDUMP and SYSABEND. Can you point me to the correct manual or PPT? Tony Thigpen [email protected] wrote on 10/30/20 9:23 AM: > Tony > If you effectively own the box, disable DAE. This can be done with an MVS > command (which I can't remember). > Second -- SYSMDUMP should be written to a dataset, not SYSOUT=*. > I normally use SYSABEND SYSOUT=*, or I set a SLIP trap to generate an SDUMP > for my S0c1. > Alternatively, if you don't have access to the HLASM Toolkit's debugger, I > can supply my instruction trace code. Contact me offline at [email protected] > if you are interested. > > Pieter Wiid > > ----- Original Message ----- > From: "Tony Thigpen" <[email protected]> > To: "IBM Mainframe Assembler List" <[email protected]> > Sent: Friday, October 30, 2020 3:02:21 PM > Subject: Re: SDUMPs > > Seymour, others, > > Formatted or unformatted dumps does not matter to me. I actually prefer > an unformatted dump as that is what I read all the time on z/VSe. > > But, as I move deeper into z/OS, I do want to learn to use some of it's > tools, such as IPCS. > > Let's back up a second and let me ask what may be a basic question to > z/OS gurus. > > Right now, if I put the ABEND macro into the source, it creates a new > dump in IPCS. But, if I create a SOC1 (using DC X'0000' in the code), it > does not put a new dump into IPCS. > > 1) Should it have put a new dump in IPCS? > 2) If so, is there some 'option' in the system that may be blocking the > creation of the SOC1 dump? > > 3) Is there a simple way to force the SOC1 dump to go to SYSOUT as an > unformatted dump? > > FYI, I am on a test z/OS system that I can IPL or change, as needed > without messing anyone up. > > Tony Thigpen > > Seymour J Metz wrote on 10/30/20 5:07 AM: >> Well, I started with formatted (there were no unformatted dumps and no IPCS) >> dumps, and they are a royal pain. Except for the most trivial cases, it's a >> lot more convenient with IPCS. >> >> >> >> -- >> Shmuel (Seymour J.) Metz >> http://mason.gmu.edu/~smetz3 >> >> ________________________________________ >> From: IBM Mainframe Assembler List [[email protected]] on >> behalf of Mike Hochee [[email protected]] >> Sent: Thursday, October 29, 2020 11:39 PM >> To: [email protected] >> Subject: Re: SDUMPs >> >> Hi Tony, >> I frequently use the procedure Gary mentioned which results in a formatted >> dump. I suspect IPCS might be overkill, but I don't know your situation. I'm >> sure folks exist who cut the teeth on MVS dump reading by starting out with >> unformatted dumps and IPCS, but I don't know of any. The formatted SYSUDUMP >> is pretty straightforward. >> >> If you have any questions, there is a section in the chapter on ABEND dumps >> in this manual... >> https://www-01.ibm.com/servers/resourcelink/svc00100.nsf/pages/zOSV2R3ga320905/$file/ieav100_v2r3.pdf >> The zap utility mentioned is also in there if you need it, and called >> SPZAP. >> >> HTH, >> Mike >>
