On 27 May 2009 07:32:20 -0700, in bit.listserv.ibm-main you wrote: >>As for sorting dropped cards: in the mid-80s, I worked at UofWaterloo. >>We had one full professor who refused to get off of cards. > >I think I know who that was. > >On a related note, at one Insurance Company I worked at, we had one of the >most prestigious pension plans in North America. >It was maintained by a file clerk, who would type updates on a keypunch, and >submit that and the master file as two card decks. >Every week, she (and it was a she in 1981) would bring these two decks to the >5th floor computer room where operations would set up a copy job to dump the >two files to disk, and then run the Production update stream. >The last job would punch out the new master file, we'd feed it through the >interpreter, and, on Monday, she'd show up, get the new cards and trundle back >up to her office. > >We kept a reader/punch, a back up, a card interpreter, and 2 KP-29's around >for just this one file. > >Finally, when the maintenance (and the reliability) got too hard to manage, we >convinced the pension department to work with disk files. >- >Too busy driving to stop for gas! > The site I was at kept our 2540 until at least the mid 1980's (at least we got rid of the 2501). I remember one Sunday somehow frying the JES3 initialization member and having to key punch an initialization deck to IPL so that I could recover it. I also remember being able to work with level 2 to find a bug in card reader I-O counts (redefined field that was clobbered by a PTF fixing something else).
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