From owner-freebsd-hackers@FreeBSD.ORG  Thu Oct  9 07:11:11 2014
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To: freebsd-hackers@freebsd.org
From: Kevin Bowling <kevin.bowling@kev009.com>
Subject: Re: freebsd 10 kqueue timer regression
Date: Thu, 09 Oct 2014 00:10:46 -0700
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On 10/2/2014 8:07 AM, Paul Albrecht wrote:
>
> Hi,
>
> What’s up with freebsd 10? I’m testing some code that uses the kqueue timer for timing and it doesn’t work because the precision of the timer is off.
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Saw something that might have been a symptom:
https://github.com/facebook/libphenom/issues/48

I will try with your patch to -current and see if it's any better.

Regards,
Kevin