From: KOSAKI Motohiro <kosaki.motohiro@...>
Date: 2010-07-20T00:19:46+09:00
Subject: [ruby-core:31355] Re: [Bug #3587] windows: unable to sleep < 0.015s

Hi

2010/7/19 Roger Pack <redmine@ruby-lang.org>:
> Bug #3587: windows: unable to sleep < 0.015s
> http://redmine.ruby-lang.org/issues/show/3587
>
> Author: Roger Pack
> Status: Open, Priority: Normal
> ruby -v: ruby 1.9.3dev (2010-07-19 trunk 28684) [i386-mingw32]
>
>>> sleep 0.0001; Hitimes::Interval.measure { 2.times { sleep 0.000001}}
> => 0.03124279761813303
>
> (it's always 0.03s)
> This surprised me a bit, since it differed from Linux behavior.
> Thanks!

Typically, windows has 1/64sec (15.625ms) tick resolution. but linux has
1/1000sec tick resolution. So, I don't surprised this so much.

Do you have any improvement idea?