From: Phrogz <gavin@...>
Date: 2007-04-27T07:10:04+09:00
Subject: Re: 10 millisecond delay/callback

On Apr 26, 2:06 pm, khai...@enigo.com wrote:
> On Fri, 27 Apr 2007, Earle Clubb wrote:
> > I need to perform a task every 10ms.  I've been using
> > kernel.sleep(0.01), but sleep seems to be slow and erratic at sub-second
> > resolutions.  Here's a test I ran along with the results:
[snip]
> Try select()
[snip]

No such glory on Windows:

irb(main):001:0> 0.upto(25) do
irb(main):002:1* select(nil,nil,nil,0.01)
irb(main):003:1> puts Time.now.usec/1000
irb(main):004:1> end
619
634
650
650
666
681
681
697
712
712
[snip]
=> 0
irb(main):005:0>

C:\Documents and Settings\gavin.kistner>ruby -v
ruby 1.8.5 (2006-08-25) [i386-mswin32]