Re: async network I/O, event channels, etc

From: Nicholas Miell
Date: Tue Jul 25 2006 - 18:53:14 EST


On Tue, 2006-07-25 at 15:01 -0700, David Miller wrote:
> From: Ulrich Drepper <drepper@xxxxxxxxxx>
> Date: Tue, 25 Jul 2006 12:23:53 -0700
>
> > I was very much surprised by the reactions I got after my OLS talk.
> > Lots of people declared interest and even agreed with the approach and
> > asked me to do further ahead with all this. For those who missed it,
> > the paper and the slides are available on my home page:
> >
> > http://people.redhat.com/drepper/
> >
> > As for the next steps I see a number of possible ways. The discussions
> > can be held on the usual mailing lists (i.e., lkml and netdev) but due
> > to the raw nature of the current proposal I would imagine that would be
> > mainly perceived as noise.
>
> Since I gave a big thumbs up for Evgivny's kevent work yesterday
> on linux-kernel, you might want to start by comparing your work
> to his. Because his has the advantage that 1) we have code now
> and 2) he has written many test applications and performed many
> benchmarks against his code which has flushed out most of the
> major implementation issues.
>
> I think most of the people who have encouraged your work are unaware
> of Evgivny's kevent stuff, which is extremely unfortunate, the two
> works are more similar than they are different.
>
> I do not think discussing all of this on netdev would be perceived
> as noise. :)

While the comparing is going on, how does this compare to Solaris's
ports interface? It's documented at
http://docs.sun.com/app/docs/doc/816-5168/6mbb3hrir?a=view

Also, since we're on the subject, why a whole new interface for event
queuing instead of extending the existing io_getevents(2) and friends?

--
Nicholas Miell <nmiell@xxxxxxxxxxx>

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