[CentOS] Re: Where is cached memory going?

[ABBAS KHAN]

LOL ! I got that fellows :D

But, I guess, computer geeks don't usually have girl friends and the same I
do!!
Unfortunately :(

LOL




On Wed, Aug 20, 2008 at 1:37 AM, David Dyer-Bennet <dd-b at dd-b.net> wrote:

>
> On Tue, August 19, 2008 12:06, William L. Maltby wrote:
> >
> > On Tue, 2008-08-19 at 11:50 -0500, David Dyer-Bennet wrote:
>
> >> I don't recall that anybody referred to "DASD" connected to our IBM
> >> 1401;
> >> it was just "disk".  Were we just a weird corner (I wouldn't swear they
> >> didn't use some weird term like DASD in the manuals, just that none of
> >> the
> >> people I worked with used it)?  Or was that a later term, say from the
> >> 360
> >> generation?
> >>
> >> (When I worked on the 1401, we were in fact well into the 360 generation
> >> chronologically, just not at the place I was working; that was in 1969,
> >> and we moved from the 1401 to a DEC PDP-11/20 just a couple of years
> >> after
> >> that.)
> >
> > Ditto here. But our 1401 stuff was being emulated on S360/30. During
> > that time, DASD became the lazy acronym used extensively to cover any of
> > the then-extant direct-access devices (drums, cylinders, "disks" -
> > euphemistically mounted in "pizza ovens (2314/19 IIRC).
>
> We emulated the 1401 on the DEC 11/20 for a while, first with a standalone
> emulator, later with a run-time system that integrated into RSTS and let
> us run the 1401 applications under time-sharing.
>
> I think of drums as being generally *before* then, and what are cylinders
> that differs from drums?  But it *does* actually make sense to have a
> generic term for that class of storage; we just didn't have enough
> examples to need it, and "DASD" sounds stupid :-), and as an IBM mainframe
> term wasn't something we wanted to emulate.
>
> I suppose we're getting a bit far off-topic, but thanks for the stroll
> down memory lane!
> --
> David Dyer-Bennet, dd-b at dd-b.net; http://dd-b.net/
> Snapshots: http://dd-b.net/dd-b/SnapshotAlbum/data/
> Photos: http://dd-b.net/photography/gallery/
> Dragaera: http://dragaera.info
>
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