Re: [TUHS] STREAMS performance

[Rob Pike <robpike@gmail.com>]

Nice to see Egreg again.

-rob

On Mon, Apr 13, 2020 at 1:00 PM Anthony Martin <ality@pbrane.org> wrote:
>
> Rob Pike <robpike@gmail.com> once said:
> > It did? I think a version of streams showed up at some point, and were
> > replaced; of that you are correct. But it certainly didn't begin with
> > anything like streams. It began with a file system mux.
>
> I realize you would probably know better, but ...
>
> I didn't mean that streams was the first thing in Plan 9, just that the
> I/O system for pipes, network devices, etc. was descended from streams.
> That was the case at least as far back as 1990.
>
> Look at the early Plan 9 code for the pipe¹ and ethernet² devices, the
> code for Streams, Queues, and Blocks in port/stream.c³ and power/dat.h⁴,
> and tell me that doesn't descend from v8 streams. :)
>
> Also, thanks for Plan 9. It's lovely.
>
>   Anthony
>
> 1. https://github.com/0intro/9hist/blob/13601b6f49db83aa369e382f5242927a46d2a433/port/devpipe.c
> 2. https://github.com/0intro/9hist/blob/13601b6f49db83aa369e382f5242927a46d2a433/port/devlance.c#L256
> 3. https://github.com/0intro/9hist/blob/13601b6f49db83aa369e382f5242927a46d2a433/port/stream.c
> 4. https://github.com/0intro/9hist/blob/13601b6f49db83aa369e382f5242927a46d2a433/power/dat.h#L338