From owner-freebsd-performance@FreeBSD.ORG  Wed Mar 12 10:20:02 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 0ADB2106566B
	for <freebsd-performance@freebsd.org>;
	Wed, 12 Mar 2008 10:20:02 +0000 (UTC)
	(envelope-from ivoras@gmail.com)
Received: from wf-out-1314.google.com (wf-out-1314.google.com [209.85.200.170])
	by mx1.freebsd.org (Postfix) with ESMTP id CCA2D8FC21
	for <freebsd-performance@freebsd.org>;
	Wed, 12 Mar 2008 10:20:01 +0000 (UTC)
	(envelope-from ivoras@gmail.com)
Received: by wf-out-1314.google.com with SMTP id 25so2821510wfa.7
	for <freebsd-performance@freebsd.org>;
	Wed, 12 Mar 2008 03:20:01 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma;
	h=domainkey-signature:received:received:message-id:date:from:sender:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references:x-google-sender-auth;
	bh=IaoYYjex8ygXSGu1iyagjjeP0mA7gQfo68D6bMNAKeE=;
	b=O9kmiZ9pJx28XKBRU3rEKhwtm8S6tH2dW8uUr4mFaPqPiM/Mt8v5u4gaDj8JW+8cpqkiLztKptMfKyvBS6ij7gJqZN4f64b1X+Hq6ZwKImcWdIcrJivmTLSOre1W5vcOdomzVDP4QsdXxt3Xax99LiORHGU88kMSPn36l/1tlyU=
DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma;
	h=message-id:date:from:sender:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references:x-google-sender-auth;
	b=RlsPBsGPGKJIuSE8/lIfhHaezpNDWupHZPVsYUZj0fchYDmVNarOMIcduF6HBSP4dGj7KUwJAWSUDvz88hO/kfyOVWyh3GToUKYBIoWjzAS0wTjWiB9ehGHMHBcuaqM/dQ1a+SS7/wd++Jmvebj9colmmy08q6M1t+hdTS/dph8=
Received: by 10.140.142.6 with SMTP id p6mr4951417rvd.224.1205315742317;
	Wed, 12 Mar 2008 02:55:42 -0700 (PDT)
Received: by 10.141.212.1 with HTTP; Wed, 12 Mar 2008 02:55:42 -0700 (PDT)
Message-ID: <9bbcef730803120255w531636d5h642e407aa1881b6a@mail.gmail.com>
Date: Wed, 12 Mar 2008 10:55:42 +0100
From: "Ivan Voras" <ivoras@freebsd.org>
Sender: ivoras@gmail.com
To: "Mark Kirkwood" <markir@paradise.net.nz>
In-Reply-To: <47D7512F.5020006@paradise.net.nz>
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
References: <fr33lg$tdu$1@ger.gmane.org>
	<571396.91912.qm@web50512.mail.re2.yahoo.com>
	<fr6at8$tpm$1@ger.gmane.org> <47D71F6F.2090600@paradise.net.nz>
	<47D7512F.5020006@paradise.net.nz>
X-Google-Sender-Auth: 0b246e4b4937d648
Cc: freebsd-performance@freebsd.org
Subject: Re: pgbench results
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: Wed, 12 Mar 2008 10:20:02 -0000

On 12/03/2008, Mark Kirkwood <markir@paradise.net.nz> wrote:

> Hmm - somehow read right past the bit where you say you have a 512MB
>  cache - sorry! However, worth checking it is set to write-back rather
>  than write-through.

As far as I can see it is set to write-through (though the HP's array
configuration utility isn't explicit about it, everything
performance-wise than can be turned on is turned on, including write
cache).