I haven't been in DFSORT for a while but I'm not aware that DFSORT made any changes to read multi-volume input in parallel. What in the output makes you think it is? The only way I know to get parallelism on the input is to make the data set multi-stripe.
Have a nice day, Dave Betten z/OS Performance Specialist Cloud and Systems Performance IBM Corporation email: [email protected] IBM Mainframe Discussion List <[email protected]> wrote on 09/07/2018 02:03:05 PM: > From: Michael Babcock <[email protected]> > To: [email protected] > Date: 09/07/2018 02:04 PM > Subject: DFSORT and Large SORTIN > Sent by: IBM Mainframe Discussion List <[email protected]> > > Trying to verify if DFSORT reads a multi volume DASD dataset in parallel. > Our dataset is spread across 11 volumes and the output seems to indicate > DFSORT reads these in parallel. Is that true? If so, when did DFSORT > acquire this capability? > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
