On Wed, 8 May 2024, at 13:17, Jason Cai wrote:
> Dear all
>
> I am reaching out to discuss a specific operation we are considering
> for our z/OS DCOLLECT reports. Currently, we are planning to delete all
> the datasets where LASTREF=NONE and DSORG=PS.
Multiple people have mentioned JCL but
? [WAS: Consultation
on the Potential Risks of Deleting Specific Datasets]
I remember some releases ago of z/OS that the system will
effectively do an OPEN if a DSN is created using IEFBR14. But now
I can't seem to find where that is documented. So far I can't
find it in the z/OS 2.2 or 3.1 JCL User's guide.
I
? [WAS: Consultation on the Potential Risks of
Deleting Specific Datasets]
I remember some releases ago of z/OS that the system will
effectively do an OPEN if a DSN is created using IEFBR14. But now
I can't seem to find where that is documented. So far I can't
find it in the z/OS 2.2 or 3.1 JCL User's guide.
I
PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: IEFBR14 -- DSCB set? [WAS: Consultation on the Potential Risks of
Deleting Specific Datasets]
BR14 is 2 instructions
LA 15,0
BR14
Sent from my iPhone
No one said I could type with one thumb
On May 8, 2024, at 12:00, Seymour J Metz wrote:
Could
PM
> To: IBM-MAIN@LISTSERV.UA.EDU
> Subject: Re: IEFBR14 -- DSCB set? [WAS: Consultation on the Potential Risks
> of Deleting Specific Datasets]
>
> BR14 is 2 instructions
>
>
> LA 15,0
> BR14
>
>
> Sent from my iPhone
>
> No one said I could ty
equ...@listserv.ua.edu>
Sent: Wednesday, May 8, 2024 1:14 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: IEFBR14 -- DSCB set? [WAS: Consultation on the Potential Risks of
Deleting Specific Datasets]
Actually IEFBR14 is
SR 15,15
BR 14
Lionel B. Dyck <><
Github: https://github.com/
<050e0c375a14-dmarc-requ...@listserv.ua.edu>
Sent: Wednesday, May 8, 2024 1:06 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: IEFBR14 -- DSCB set? [WAS: Consultation on the Potential Risks of
Deleting Specific Datasets]
BR14 is 2 instructions
LA 15,0
BR14
Sent from my iPhone
No one said I
hn Wooden
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of
Steve Beaver
Sent: Wednesday, May 8, 2024 12:06 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: IEFBR14 -- DSCB set? [WAS: Consultation on the Potential Risks of
Deleting Specific Datasets]
BR14 is 2 instructions
From: IBM Mainframe Discussion List on behalf of Steve
Thompson
Sent: Wednesday, May 8, 2024 12:54 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: IEFBR14 -- DSCB set? [WAS: Consultation on the Potential Risks of
Deleting Specific Datasets]
I remember some releases ago of z
ISTSERV.UA.EDU
> Subject: IEFBR14 -- DSCB set? [WAS: Consultation on the Potential Risks of
> Deleting Specific Datasets]
>
> I remember some releases ago of z/OS that the system will
> effectively do an OPEN if a DSN is created using IEFBR14. But now
> I can't seem to find where that is
Sent: Wednesday, May 8, 2024 12:54 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: IEFBR14 -- DSCB set? [WAS: Consultation on the Potential Risks of
Deleting Specific Datasets]
I remember some releases ago of z/OS that the system will
effectively do an OPEN if a DSN is created using IEFBR14. But now
I
BR14 is just a carrier and does nothing
Sent from my iPhone
No one said I could type with one thumb
> On May 8, 2024, at 11:53, Steve Thompson wrote:
>
> I remember some releases ago of z/OS that the system will effectively do an
> OPEN if a DSN is created using IEFBR14. But now I can't
I remember some releases ago of z/OS that the system will
effectively do an OPEN if a DSN is created using IEFBR14. But now
I can't seem to find where that is documented. So far I can't
find it in the z/OS 2.2 or 3.1 JCL User's guide.
I think that if the allocation specified the DCB info
We fell over once because we had JCL with REF=data.set.name, and/or DCB=
data.set.name
This dataset was deleted as part of a cleanup and our JCL failed. I dont
know how this appears in DCOLLECT
Colin
On Wed, 8 May 2024 at 13:17, Jason Cai wrote:
> Dear all
>
> I am reaching out to discuss a
A safer approach would be to alter the mgmt. class to (e.g. delete after 1 year
of non use).
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send email to lists...@listserv.ua.edu with the message: INFO
Dear
clarification regarding the deletion or HSM migration of datasets with the
attribute ‘lastref=none’. It is my understanding that one must first execute a
REXX routine capable of reading the list to open/close the datasets before one
can proceed with the deletion or migration of these
Dear
It is a good idea to use HSM.
Our system currently has a number of datasets marked with ‘lastref=none’ and a
list of datasets slated for deletion. As I am not familiar with HSM, I would
appreciate your assistance in understanding how to instruct HSM to migrate the
aforementioned
of
Jason Cai
Date: Wednesday, May 8, 2024 at 8:17 AM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Consultation on the Potential Risks of Deleting Specific Datasets Dear
all I am reaching out to discuss a specific operation we are considering for
our z/OS DCOLLECT reports. Currently, we are planning
DU
Subject: [EXTERNAL] Re: Consultation on the Potential Risks of Deleting
Specific Datasets
Dear
The phrase ‘Delete the dataset, however, and you will end up with a JCL error’
is not entirely clear to me. Could you please provide an explanation? If I
attempt to delete a dataset with the attribut
-MAIN@LISTSERV.UA.EDU
Subject: Re: Consultation on the Potential Risks of Deleting Specific Datasets
Do you have DFHSM or some other management tool? Just migrate them all with
an expiration date. Those that get recalled are still referenced somewhere.
Dave Jousma
Vice President | Director
--Original Message-
From: IBM Mainframe Discussion List On Behalf Of
Jason Cai
Sent: Wednesday, May 8, 2024 7:17 AM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Consultation on the Potential Risks of Deleting Specific Datasets
[CAUTION: This Email is from outside the Organization. Unless you trust the
sen
Dear
The phrase ‘Delete the dataset, however, and you will end up with a JCL error’
is not entirely clear to me. Could you please provide an explanation? If I
attempt to delete a dataset with the attribute ‘lastref=none’ using JCL, will
it result in an error?
Thanks a lot!
Jason Cai
: Wednesday, May 8, 2024 at 8:17 AM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Consultation on the Potential Risks of Deleting Specific Datasets
Dear all I am reaching out to discuss a specific operation we are considering
for our z/OS DCOLLECT reports. Currently, we are planning to delete all the
datasets
Of
Jason Cai
Sent: Wednesday, May 8, 2024 1:17 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Consultation on the Potential Risks of Deleting Specific Datasets
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Dear all
I am reaching
You will need to consider datasets coded in JCL that are not opened. Unless a
dataset is opened, the last reference date will not be set.
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On Wednesday, May 8th, 2024 at 8:17 AM, Jason Cai wrote:
> Dear all
>
> I am reaching out to discuss a specific
Dear all
I am reaching out to discuss a specific operation we are considering for our
z/OS DCOLLECT reports. Currently, we are planning to delete all the datasets
where LASTREF=NONE and DSORG=PS. This operation seems crucial for system
maintenance and optimization, yet I wanted to clarify any
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