From: Hongli Lai <hongli@...99.net>
Date: 2009-12-05T10:21:51+09:00
Subject: [ruby-core:27051] Re: Ruby causes nearly as much cpu wakeups as firefox

Christoph Kappel wrote:
> Thanks for the reply, is there a proper reason for this polling thread? Actually I don't like the idea of a thread
> that wastes resources just to check that nothing is to do and an additional delay of thread context switches
> and signal processing.

That thread is responsible for timesliced scheduling of Ruby threads. However in
single-threaded Ruby apps, this doesn't happen, and when Ruby is doing nothing it
really is doing nothing.

Not sure about 1.9.