From: Harry <list.push@...>
Date: 2007-04-27T17:41:05+09:00
Subject: Re: 10 millisecond delay/callback

------=_Part_47565_17256846.1177663263848
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Content-Disposition: inline

On 4/27/07, Earle Clubb <eclubb@valcom.com> 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:
>
> irb(main):001:0> 0.upto(25) do
> irb(main):002:1* puts Time.now.usec/1000
> irb(main):003:1> STDOUT.flush
> irb(main):004:1> sleep 0.01
> irb(main):005:1> end
>
>
> So I'm wondering if there's a way to get a steady 10ms delay.  Another
> option would be to set up an alarm or scheduled callback or something
> every 10ms.  Is this possible.
>
>
>
I ran your code as a script and it worked fine on Windows XP.
I did not try irb.

Harry

-- 
http://www.kakueki.com/ruby/list.html
A Look into Japanese Ruby List in English

------=_Part_47565_17256846.1177663263848--