Ric, Ted got it right. It changed while we were still on SLEDs.
Ron > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:IBM-MAIN@bama.ua.edu] On Behalf Of > Rick Fochtman > Sent: Wednesday, February 02, 2011 9:44 AM > To: IBM-MAIN@bama.ua.edu > Subject: Re: [IBM-MAIN] Does ROUND dataset allocation mean cylinder boundary? > > You're quite, Ron. It dates back to the days of SLEDs. > > Rick > ------------------------------------------------------------------- > Ron Hawkins wrote: > > >While it may be in the manual, I don't think this statement has been true > >for several decades. > > > > > > > >>"Cylinder allocation (and therefore ROUND used with average block or > >> > >> > >average > > > > > >>record) allows faster input/output of sequential data sets than does track > >>allocation." > >> > >> > >> > > > >---------------------------------------------------------------------- > >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 ---------------------------------------------------------------------- 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
