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Date: Sat, 15 Sep 2007 23:59:20 +0200
From: Kris Kennaway <kris@FreeBSD.org>
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Cc: Maxim Khitrov <mkhitrov@gmail.com>,
	Aryeh Friedman <aryeh.friedman@gmail.com>, freebsd-questions@freebsd.org
Subject: Re: Building a new workstation - dual or quad-core CPU for FreeBSD
 7?
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Josh Carroll wrote:
>> That's good to know.  You should be using libthr for threaded
>> performance though :)  That benchmark is probably almost all userland
>> though, so performance may not suffer much from libpthread.
> 
> Oh I wasn't sure if libthr was the preferred thread library for 6.2
> also (I'd heard that was the case for -CURRENT).
> 
> I should look into whether ffmpeg can be built with libthr instead and
> compare performance. Somewhat off topic, so I'll leave it at that, but
> thanks again for the great info. I'm really looking forward to
> 7.0-RELEASE, obviously :)

Yeah, it is preferred on 6.x too (libkse has truly atrocious 
performance).  It's trivial to change it over, just add an entry to 
/etc/libmap.conf:

libpthread.so.2 libthr.so.2

Kris