From: Brian Candler <B.Candler@...>
Date: 2007-08-23T23:34:09+09:00
Subject: Re: Fibers in Ruby 1.9?

On Thu, Aug 23, 2007 at 02:21:51PM +0900, Sam Roberts wrote:
> Quoting mental@rydia.net, on Thu, Aug 23, 2007 at 03:45:02AM +0900:
> > Anyway, fibers can be a useful thing to have as a foundation for
> > lightweight concurrency, even in the presence of native threads (e.g. you
> > can have a worker thread per CPU, each one executing fiber-based tasks
> > from a work pool), although there are portability trade-offs with respect
> > to environments like the JVM.
> 
> How are fibers different from ruby 1.8 "threads", which were user-space
> implemented.

Fibers never preempt?