Send the full joblog/sysout from the sort to dfs...@us.ibm.com and we can take a look to see if there are any ways to tune the large sort for you.
Have a nice day, Dave Betten DFSORT Development, Performance Lead IBM Corporation email: bet...@us.ibm.com DFSORT/MVSontheweb at http://www.ibm.com/storage/dfsort/ IBM Mainframe Discussion List <IBM-MAIN@bama.ua.edu> wrote on 10/13/2011 05:54:04 AM: > [image removed] > > z/OS Tag Sort > > John Blythe Reid > > to: > > IBM-MAIN > > 10/13/2011 05:54 AM > > Sent by: > > IBM Mainframe Discussion List <IBM-MAIN@bama.ua.edu> > > Please respond to IBM Mainframe Discussion List > > We are sorting a very large file and it's taking about fourteen hours. I > remember that there used to be a technique whereby the sort wrote out a list > of record addresses and an application program could read the list to access > the records in the desired sequence. > > Does anyone know if there is still a way of doing this ? > > Thanks. > > Regards, > John. > > > -- > John Blythe Reid, > Técnico de Sistemas de z/OS y de Sistemas Transaccionales, > Barcelona, > España. > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO > Search the archives at http://bama.ua.edu/archives/ibm-main.html > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
