Excellent!!  Thanks!

On Mon, Mar 4, 2024 at 12:53 PM Radoslaw Skorupka <
00000471ebeac275-dmarc-requ...@listserv.ua.edu> wrote:

> General remarks:
> There are three flavours of "partitioned data set":
> - PDS
> - PDSE (now described as v1)
> - PDSE v2
>
> PDS/PDSE can hold data members or program members.
> For programs, the difference between PDS and PDSE is significant.
> However for brevity let's stop talking about programs.
>
> Now about data members like TCPPARMS, CLIST, REXX, etc.
> Very few programs/applications distinguish difference between PDS and
> PDSE. That means you can replace PDS with PDSE almost everywhere. With
> the exception for IPLPARM, PARMLIB and PROCLIB I would not even check. :-)
>
> Now PDSE v1 vs PDSE v2 - I don't know *any* scenario when the difference
> is important for the application.
>
>
> BTW: when you install z/OS you can change PDS to PDSE. For hundreds of
> libraries only few (3? 5?) cannot be changed. However people tend to be
> reluctant and most of "PDS by default, but it could be PDSE" libraries
> are still created as PDS.
>
> Sometimes it is justified by cross-sysplex sharing, but IMHO it is just
> a pretext.
>
>
> --
> Radoslaw Skorupka
> Lodz, Poland
>
>
>
> W dniu 04.03.2024 o 14:29, roscoe5 pisze:
> > I could not find definitive doc saying a PDS/E was/wasn’t allowed, but I
> am convinced it is. Thanks.
> >
> > Over the weekend I created a PDS/E and copied the members, made my
> update, and I’m awaiting Change approval to do any Obey from the new
> Library to pick it up, temporarily. Then the plan is to change the TELNET
> proc to point to the new Library. Over the next several weeks I expect IPLs
> will pick up the Library. Until then we will be slightly on uneven ground.
> >
> > I read about two different types of PDSs, type-1 and type-2. In a z/OS
> 2.4 shop, do we need to specify or is type-2 created by default?
> >
> > Thanks again!
> > R
> >
> > Sent from [Proton Mail](https://proton.me/mail/home) for iOS
> >
> > On Mon, Mar 4, 2024 at 8:14 AM, Allan Staller <[allan.stal...@hcl.com
> ](mailto:On  Mon, Mar 4, 2024 at 8:14 AM, Allan Staller <<a href=)> wrote:
> >
> >> Classification: Confidential
> >>
> >> 1) Re-allocate as PDS/E. This will require a PDS/E
> >> 2) Compress in batch w/IEBCOPY and make you changes. No restart
> required.
> >>
> >> -----Original Message-----
> >> From: IBM Mainframe Discussion List<IBM-MAIN@LISTSERV.UA.EDU>  On
> Behalf Of roscoe5
> >> Sent: Friday, March 1, 2024 2:47 PM
> >> To:IBM-MAIN@LISTSERV.UA.EDU
> >> Subject: TELNET PROFILE, strictly PDS?
> >>
> >> [CAUTION: This Email is from outside the Organization. Unless you trust
> the sender, Don't click links or open attachments as it may be a Phishing
> email, which can steal your Information and compromise your Computer.]
> >>
> >> I'll freely admit I am rusty in this area, but I hope this is an easy
> question. I know a shop where the TELNET PROFILE dataset is a PDS. We found
> this today making a minor update and a space abend. All 16 extents full.
> Compressing while is use being one problem, I'd like to reallocate a new
> PDS/E or Library or PO-E, whatever the proper term.
> >>
> >> But my question is ... is there any restriction against using this file
> type?
> >> Must it be an old-fashioned PDS?
> >>
> >> I know there were some limitations, years ago, but I thought we were
> beyond most of those. But I have not kept up for years.
> >>
> >> Thanks much everyone.
> >> R
> >>
>
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