From owner-freebsd-current@FreeBSD.ORG  Fri Aug 26 07:43:31 2005
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 DB85316A41F
	for <freebsd-current@freebsd.org>; Fri, 26 Aug 2005 07:43:31 +0000 (GMT)
	(envelope-from MH@kernel32.de)
Received: from crivens.unixoid.de (crivens.unixoid.de [81.169.171.191])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 6BC4243D48
	for <freebsd-current@freebsd.org>; Fri, 26 Aug 2005 07:43:31 +0000 (GMT)
	(envelope-from MH@kernel32.de)
Received: from localhost (localhost [127.0.0.1])
	by crivens.unixoid.de (Postfix) with ESMTP id AAF024196;
	Fri, 26 Aug 2005 09:43:29 +0200 (CEST)
Received: from crivens.unixoid.de ([127.0.0.1])
	by localhost (crivens.unixoid.de [127.0.0.1]) (amavisd-new, port 10024)
	with ESMTP id 78990-07; Fri, 26 Aug 2005 09:43:26 +0200 (CEST)
Received: from [10.38.0.10] (unknown [212.12.51.89])
	by crivens.unixoid.de (Postfix) with ESMTP id 23B413F0C;
	Fri, 26 Aug 2005 09:43:26 +0200 (CEST)
Message-ID: <430EC81E.7010804@kernel32.de>
Date: Fri, 26 Aug 2005 09:43:26 +0200
From: Marian Hettwer <MH@kernel32.de>
User-Agent: Mozilla Thunderbird 1.0.2 (Macintosh/20050317)
X-Accept-Language: en-us, en
MIME-Version: 1.0
To: Claus Guttesen <kometen@gmail.com>
References: <430E06AA.2000907@kernel32.de>	<6.2.3.4.0.20050825135916.07a19ac8@64.7.153.2>	<430E3743.3030108@kernel32.de>
	<b41c755205082515397ded2304@mail.gmail.com>
In-Reply-To: <b41c755205082515397ded2304@mail.gmail.com>
Content-Type: text/plain; charset=ISO-8859-15; format=flowed
Content-Transfer-Encoding: 7bit
X-Virus-Scanned: amavisd-new at unixoid.de
Cc: freebsd-current@freebsd.org, Mike Tancsa <mike@sentex.net>
Subject: Re: filesystem performance with lots of small files
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, 26 Aug 2005 07:43:32 -0000

Hej there,

Claus Guttesen wrote:
>>I didn't changed anything from the defaults... it looks like that:
>>mhettwer@submaster-test$ sysctl vfs.ufs.dirhash_maxmem
>>vfs.ufs.dirhash_maxmem: 2097152
>>mhettwer@submaster-test$ sysctl vfs.ufs.dirhash_mem
>>vfs.ufs.dirhash_mem: 368622
> 
> 
> You could try the following change:
> 
> sysctl vfs.ufs.dirhash_maxmem=8388608
> 
> Did you use the GENERIC-kernel? If so, remember that witness,
> invariants etc. are a part of the RELENG_6-branch. You should disable
> these settings with a custom-build kernel. You may also want to read
> /usr/src/UPDATING.
> 
As I wrote in my first mail, it's basicly a GENERIC Kernel, but without 
debugging options. I read UPDATING :)
afaik, I removed all debugging features from the GENERIC Kernel ...

regards,
Marian