[TUHS] dmr streams & networking [was: Re: If not Linux, then what?]

[Rob Pike]

Reiser added paging and it was working well by early 1981.

-rob


On Thu, Aug 29, 2019 at 4:41 AM Doug McIlroy <doug at cs.dartmouth.edu> wrote:

> > Doug McIlroy <doug at cs.dartmouth.edu> wrote:
> >
> >>
> >>> How long was research running on a PDP-11 and when did they move to a
> VAX?
> >>
> >> London and Reiser had ported Unix to the VAX, replete with virtual
> memory, in 1978. By the time v7 was released (1979), Vaxen had become the
> workhorse machines in Research.
> >>
> >> Doug
> >
> > So, what's the story on why the London/Reiser port didn't get adapted
> > back by Research, and they ended up starting from 4.1 BSD?
> >
> > Thanks,
> >
> > Arnold
>
>
> Sorry, what I said about London/Reiser is true, but not the whole story.
> L/R didn't have demand paging; BSD did.
>
> Doug
>
>
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