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Date:      Fri, 28 Oct 2005 11:56:10 +0200
From:      "Poul-Henning Kamp" <phk@phk.freebsd.dk>
To:        Pertti Kosunen <pertti.kosunen@pp.nic.fi>
Cc:        current@freebsd.org, "Yuriy N. Shkandybin" <jura@networks.ru>
Subject:   Re: Timers and timing, was: MySQL Performance 6.0rc1 
Message-ID:  <30622.1130493370@critter.freebsd.dk>
In-Reply-To: Your message of "Fri, 28 Oct 2005 12:33:11 %2B0300." <4361F057.4030904@pp.nic.fi> 

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In message <4361F057.4030904@pp.nic.fi>, Pertti Kosunen writes:

>Does polling affect to this test?

Not apart from the CPU overhead.

	sysctl kern.timecounter.hardware

is much more important.

and all the reports here which fail to include it are mostly
useless.


-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.



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