From owner-freebsd-current@FreeBSD.ORG  Fri Feb 17 18:34:32 2006
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
X-Original-To: freebsd-current@freebsd.org
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 465C916A422
	for <freebsd-current@freebsd.org>; Fri, 17 Feb 2006 18:34:32 +0000 (GMT)
	(envelope-from mikej@rogers.com)
Received: from smtp101.rog.mail.re2.yahoo.com (smtp101.rog.mail.re2.yahoo.com
	[206.190.36.79]) by mx1.FreeBSD.org (Postfix) with SMTP id 4950643D45
	for <freebsd-current@freebsd.org>; Fri, 17 Feb 2006 18:34:31 +0000 (GMT)
	(envelope-from mikej@rogers.com)
Received: (qmail 19284 invoked from network); 17 Feb 2006 18:34:29 -0000
DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=rogers.com;
	h=Received:Message-ID:Date:From:User-Agent:MIME-Version:To:CC:Subject:References:In-Reply-To:Content-Type:Content-Transfer-Encoding;
	b=LgSJ1ajEjvG4CkW9K67UbSPWPOzVyW7WRWV5ShvQsqb7wAUsZAOMbwJ7KMDy3Dpy0Fv+Lg1kG45EW+Tuw7LT14orW24jcZRCbeM0fGJ1OM7m3TgXNe2za0uFq+bNh2f6jk/JSexgYahHUiK5ceGRQYTmvJl9CP9Z5xqaQBmJjts=
	; 
Received: from unknown (HELO ?70.30.133.184?) (mikej@rogers.com@70.30.133.184
	with plain)
	by smtp101.rog.mail.re2.yahoo.com with SMTP; 17 Feb 2006 18:34:29 -0000
Message-ID: <43F6174A.7060801@rogers.com>
Date: Fri, 17 Feb 2006 13:34:50 -0500
From: Mike Jakubik <mikej@rogers.com>
User-Agent: Thunderbird 1.5 (Windows/20051201)
MIME-Version: 1.0
To: Kris Kennaway <kris@obsecurity.org>
References: <20060215024339.N22450@atlantis.atlantis.dp.ua>
	<43F29BF5.4060300@freebsd.org>
	<20060216123548.GA35910@uk.tiscali.com>
	<20060216135138.GA16669@flame.pc> <43F525A6.3080701@rogers.com>
	<20060217013039.GA31540@xor.obsecurity.org>
In-Reply-To: <20060217013039.GA31540@xor.obsecurity.org>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Cc: Giorgos Keramidas <keramida@ceid.upatras.gr>,
	Dmitry Pryanishnikov <dmitry@atlantis.dp.ua>,
	freebsd-current@freebsd.org, David Xu <davidxu@freebsd.org>,
	Brian Candler <B.Candler@pobox.com>
Subject: Re: Virtual memory consumption (both user and kernel) in
	modern	CURRENT
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 17 Feb 2006 18:34:32 -0000

Kris Kennaway wrote:
> On Thu, Feb 16, 2006 at 08:23:50PM -0500, Mike Jakubik wrote:
>   
>> And what am i trading off here? I have "/etc/malloc.conf@ -> ajz" and my
>> memory usage has gone up the roof. My system used to be swap free, and 
>> now its swapping over 40 MB. Can someone explain to me why this new 
>> malloc is better? I don't see any speed improvements.
>>     
>
> It's a couple of orders of magnitude faster for threaded binaries.
> See earlier posts by the author for extensive discussion.
>   

Great, too bad only 2% of my applications are threaded. I just don't see 
this change very positively, using 40MB of swap, where before was none 
does not seem to me like a speed improvement. I'm all for better 
performance of threaded apps, but the trade off seems too high.