On Tue, 3 Sep 2013 17:04:10 -0500, Ed Gould wrote: >Back 40 years ago we sorted the name & address file everyweek and >IIRC that was 40M records. Yes we used tape sort. It ran standalone >(except for the onlines) they finally broke it down to several sorts >and a merge as we didn't have tape/disk drives (can't remember the >number off the top of my head but I think 50 drives) it ran all day >Sunday and night. > I should think that type of update should avail much performance because the prior week's master file is already sorted.
On Tue, 3 Sep 2013 22:21:12 +0000, Campbell Jay wrote: > >Step 1 of 26 jobs that run weekly here... all virtual 3490. > If an application benefits by using virtual tape over (relatively) real DASD for workfiles, it needs redesign. On Tue, 3 Sep 2013 18:53:35 -0500, Joel C. Ewing wrote: > >Well, "real" SysProgs still think of it as SyncSort. "MFX"!!! I >remember being totally turned off by the name change. Makes me think >of a cross between MX missiles and Special Effects, not sorting. No >doubt the stupidity of some marketing neophyte who thought it would be >"cute" to have a product name that didn't tell what the product did or >what platform it was designed for! > The marketing neophyte failed to consider that some customers would be tempted to play on YA pair of initials in that abbreviation. (Makes me think of the old all-purpose card handling equipment.) -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
