M-MAIN@LISTSERV.UA.EDU] On
> Behalf Of Reichman Joseph
> Sent: Monday, August 22, 2016 12:51 PM
> To: IBM-MAIN@LISTSERV.UA.EDU
> Subject: Re: Limit on the number of concatenated datasets
>
> We have here if anything large amounts of data. So there are a number of files
> I mus
> -Original Message-
> From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On
> Behalf Of Reichman Joseph
> Sent: Monday, August 22, 2016 12:51 PM
> To: IBM-MAIN@LISTSERV.UA.EDU
> Subject: Re: Limit on the number of concatenated datasets
>
>
M - F 7:30 am - 4:00 pm
-Original Message-
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@listserv.ua.edu] On Behalf
Of Lizette Koehler
Sent: Monday, August 22, 2016 3:29 PM
To: IBM-MAIN@listserv.ua.edu
Subject: Re: Limit on the number of concatenated datasets
Maybe it would help
y, August 22, 2016 9:51 AM
> To: IBM-MAIN@LISTSERV.UA.EDU
> Subject: Re: Limit on the number of concatenated datasets
>
> Lizette
>
> Don’t understand as the TIOT has one DDNAME unless of course I am doing the
> Allocation VIA SVC 99 dynamic allocation then I specify ddnames to b
A.EDU
Subject: Re: Limit on the number of concatenated datasets
>From the Processing a Sequential Data Set chapter of my DFSMS Using Data Sets
>manual (admittedly z/OS 1.11):
"The number of data sets that you can concatenate with sequential concatenation
is variable. It is governed by the
ncsort.com
-Original Message-
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf
Of retired mainframer
Sent: Monday, August 22, 2016 1:03 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: Limit on the number of concatenated datasets
>From the Processing a Se
o: IBM-MAIN@LISTSERV.UA.EDU
> Subject: Limit on the number of concatenated datasets
>
> Hi
>
> I looked in the JCL reference and DFSMS bookshelf and did not see a limit
on the number
> of concatenated datasets
>
>
> Would anybody know if there is one ?
---
: IBM-MAIN@listserv.ua.edu
Subject: Re: Limit on the number of concatenated datasets
So from the ALLOCxx definition in MVS Init and Tuning z/OS V2.10.
Table 1. Relationship size of TIOT and maximum number of DDs allowed
Dec Hex Size of TIOTMaximum number Maximum number of
DDs
On Mon, 22 Aug 2016 11:55:02 -0400, Charles Mills wrote:
>
>Rule: You cannot concatenate VSAM data sets."
>
>--
>http://www.ibm.com/support/knowledgecenter/SSLTBW_2.1.0/com.ibm.zos.v2r1.idad400/seqcat.htm
>
I believe this. But once I tried (Black Team mode) concatenating a VSAM
data set followed
On 8/22/2016 8:38 AM, Reichman Joseph wrote:
I looked in the JCL reference and DFSMS bookshelf and did not see a limit on
the number of concatenated datasets
The number of data sets is not the limit. Rather, the limit is imposed
by the size of the field in the DEB that records the total
guess
Lizette
> -Original Message-
> From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On
> Behalf Of Mitch Mccluhan
> Sent: Monday, August 22, 2016 8:42 AM
> To: IBM-MAIN@LISTSERV.UA.EDU
> Subject: Re: Limit on the number of concatenated datasets
>
W dniu 2016-08-22 o 17:38, Reichman Joseph pisze:
Hi
I looked in the JCL reference and DFSMS bookshelf and did not see a limit on
the number of concatenated datasets
Would anybody know if there is one ?
Joe,
Joe,
There is no single number.
for VSAM is zero - no concatenation allowed
for PS
On Mon, 22 Aug 2016 15:43:47 +, Windt, W.K.F. van der (Fred) wrote:
>
>I think there is (or was?) a limit of 255 extents that can be allocated to a
>DD name. Where a PDS(E) always counts as one extent regardless of the number
>of extents allocated for that PDS(E). Any sequential dataset count
/seqcat.htm
Charles
-Original Message-
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf
Of Mitch Mccluhan
Sent: Monday, August 22, 2016 11:42 AM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: Limit on the number of concatenated datasets
Joe,
There is one, y
I looked in the JCL reference and DFSMS bookshelf and did not see a limit on
the number of concatenated datasets
Would anybody know if there is one ?
Joe Reichman
I think there is (or was?) a limit of 255 extents that can be allocated to a DD
name. Where a PDS(E) always counts as one extent
Discussion List [mailto:IBM-MAIN@listserv.ua.edu] On Behalf
Of Mitch Mccluhan
Sent: Monday, August 22, 2016 11:42 AM
To: IBM-MAIN@listserv.ua.edu
Subject: Re: Limit on the number of concatenated datasets
Joe,
There is one, yes. I believe it is 256. Advice from everyone else?
Regards,
Mitch
Joe,
There is one, yes. I believe it is 256. Advice from everyone else?
Regards,
Mitch McCluhan
mitc...@aol.com
-Original Message-
From: Reichman Joseph
To: IBM-MAIN
Sent: Mon, Aug 22, 2016 10:38 am
Subject: Limit on the number of concatenated datasets
Hi
I looked in
Hi
I looked in the JCL reference and DFSMS bookshelf and did not see a limit on
the number of concatenated datasets
Would anybody know if there is one ?
Thanks
Joe Reichman
Joe Reichman
IT Specialist
Master Files Division
New Carrollton Federal Building, B7-182
OS:IT:AD:CP:I:IB
Flex M,T,Th
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