From owner-freebsd-performance@FreeBSD.ORG Tue Apr 20 13:23:00 2004 Return-Path: Delivered-To: freebsd-performance@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 42C7816A4CE for ; Tue, 20 Apr 2004 13:23:00 -0700 (PDT) Received: from rms04.rommon.net (rms04.rommon.net [212.54.2.140]) by mx1.FreeBSD.org (Postfix) with ESMTP id DED3543D55 for ; Tue, 20 Apr 2004 13:22:58 -0700 (PDT) (envelope-from pete@he.iki.fi) Received: from he.iki.fi (h91.vuokselantie10.fi [193.64.42.145]) by rms04.rommon.net (8.12.10/8.12.9) with ESMTP id i3KKMxmo071131; Tue, 20 Apr 2004 23:22:59 +0300 (EEST) (envelope-from pete@he.iki.fi) Message-ID: <4085869E.7090306@he.iki.fi> Date: Tue, 20 Apr 2004 23:22:54 +0300 From: Petri Helenius User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.6) Gecko/20040113 X-Accept-Language: en-us, en MIME-Version: 1.0 To: "Jim C. Nasby" References: <20040420195010.GZ87362@nasby.net> In-Reply-To: <20040420195010.GZ87362@nasby.net> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit cc: freebsd-performance@freebsd.org Subject: Re: vfs.hirunningspace on a 3ware 8506 X-BeenThere: freebsd-performance@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Performance/tuning List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 20 Apr 2004 20:23:00 -0000 Jim C. Nasby wrote: >Has anyone done any testing to see what value of vfs.hirunningspace is >optimal for a 3ware 8506-8? > > Do the 3ware controllers actually care about this value due to the onboard processing and cache? I thought all writes are satisfied immediately? Pete