From: Eric Wong <normalperson@...>
Date: 2018-05-10T20:06:32+00:00
Subject: [ruby-core:86972] Re: [Ruby trunk Feature#13618] [PATCH] auto fiber schedule for rb_wait_for_single_fd and rb_waitpid

samuel@oriontransfer.net wrote:
> > Again, Mio (Glasgow Haskell Compiler) is most similar to what
> > I'm working on, here, and that scales to some ridiculous number
> > of cores
> 
> Thanks for that I will read it.

Fwiw, I've been citing Mio since before this feature was implemented...

> I will assume you've implemented something similar, but I have
> a question, when processing events, when handling events that
> don't belong to the current thread, you put them in a queue.
> How does the other thread know to wake up?

It enqueues an interrupt for the target thread, same thing as
"normal" thread switching.  Ruby uses a 100ms timeslice with
pthreads.

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