From owner-freebsd-performance@FreeBSD.ORG  Tue Jan  1 16:52:46 2008
Return-Path: <owner-freebsd-performance@FreeBSD.ORG>
Delivered-To: freebsd-performance@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id C369916A419
	for <freebsd-performance@freebsd.org>;
	Tue,  1 Jan 2008 16:52:46 +0000 (UTC)
	(envelope-from rdivacky@vlk.vlakno.cz)
Received: from vlakno.cz (vlk.vlakno.cz [62.168.28.247])
	by mx1.freebsd.org (Postfix) with ESMTP id 79B1D13C457
	for <freebsd-performance@freebsd.org>;
	Tue,  1 Jan 2008 16:52:46 +0000 (UTC)
	(envelope-from rdivacky@vlk.vlakno.cz)
Received: from localhost (localhost [127.0.0.1])
	by vlakno.cz (Postfix) with ESMTP id 5810666B50C;
	Tue,  1 Jan 2008 17:33:36 +0100 (CET)
X-Virus-Scanned: amavisd-new at vlakno.cz
Received: from vlakno.cz ([127.0.0.1])
	by localhost (vlk.vlakno.cz [127.0.0.1]) (amavisd-new, port 10024)
	with ESMTP id ztW0hoxvs6Gv; Tue,  1 Jan 2008 17:33:26 +0100 (CET)
Received: from vlk.vlakno.cz (localhost [127.0.0.1])
	by vlakno.cz (Postfix) with ESMTP id 30B8766B4B3;
	Tue,  1 Jan 2008 17:33:26 +0100 (CET)
Received: (from rdivacky@localhost)
	by vlk.vlakno.cz (8.13.8/8.13.8/Submit) id m01GXP23098499;
	Tue, 1 Jan 2008 17:33:25 +0100 (CET) (envelope-from rdivacky)
Date: Tue, 1 Jan 2008 17:33:25 +0100
From: Roman Divacky <rdivacky@freebsd.org>
To: Vlad GALU <dudu@dudu.ro>
Message-ID: <20080101163325.GA98449@freebsd.org>
References: <47779EBC.5020900@FreeBSD.org> <20071230134354.GA63555@harmless.hu>
	<4777A65C.8020406@FreeBSD.org> <20071230141118.GA67574@harmless.hu>
	<4777AB9C.1010003@FreeBSD.org> <flb6bp$8kq$1@ger.gmane.org>
	<4779BBE8.2050608@FreeBSD.org> <20080101122249.GA81405@harmless.hu>
	<477A32EA.4070500@FreeBSD.org>
	<ad79ad6b0801010534u3336c2d5l630c1d18a8a493cd@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <ad79ad6b0801010534u3336c2d5l630c1d18a8a493cd@mail.gmail.com>
User-Agent: Mutt/1.4.2.3i
Cc: freebsd-performance@freebsd.org
Subject: Re: mysql scaling questions
X-BeenThere: freebsd-performance@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Performance/tuning <freebsd-performance.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-performance>,
	<mailto:freebsd-performance-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-performance>
List-Post: <mailto:freebsd-performance@freebsd.org>
List-Help: <mailto:freebsd-performance-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-performance>,
	<mailto:freebsd-performance-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 01 Jan 2008 16:52:46 -0000

>    BTW, now with COMPAT_43 gone out of GENERIC, is it necesary to keep
> COMPAT_43TTY, even when Linux emulation is not needed?

COMPAT_43TTY just adds a bunch of sysctls, it does not slow down anything.
COMPAT_43 did slow down things (the getpid for example) and it was removed.
I dont see any problem :)