From owner-freebsd-performance@FreeBSD.ORG Mon Jun 2 14:35:54 2003 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 57CD837B401 for ; Mon, 2 Jun 2003 14:35:54 -0700 (PDT) Received: from sabre.velocet.net (sabre.velocet.net [216.138.209.205]) by mx1.FreeBSD.org (Postfix) with ESMTP id C1AC843F3F for ; Mon, 2 Jun 2003 14:35:53 -0700 (PDT) (envelope-from dgilbert@velocet.ca) Received: from trooper.velocet.ca (trooper.velocet.net [216.138.242.2]) by sabre.velocet.net (Postfix) with ESMTP id 0CB441380DC; Mon, 2 Jun 2003 17:35:33 -0400 (EDT) Received: by trooper.velocet.ca (Postfix, from userid 66) id 782CC74CA7; Mon, 2 Jun 2003 17:35:29 -0400 (EDT) Received: by canoe.velocet.net (Postfix, from userid 101) id CF42456762E; Mon, 2 Jun 2003 17:35:26 -0400 (EDT) From: David Gilbert MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <16091.49950.769561.422125@canoe.velocet.net> Date: Mon, 2 Jun 2003 17:35:26 -0400 To: Michael Conlen In-Reply-To: <3EDBB4E9.6060004@obfuscated.net> References: <200306021623.17927.damir@voljatel.si> <16091.34947.952653.880037@canoe.velocet.net> <3EDBB4E9.6060004@obfuscated.net> X-Mailer: VM 7.14 under 21.1 (patch 14) "Cuyahoga Valley" XEmacs Lucid cc: freebsd-performance@freebsd.org cc: damir@voljatel.si Subject: Re: copy 150G over 100Mbit 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: Mon, 02 Jun 2003 21:35:54 -0000 >>>>> "Michael" == Michael Conlen writes: Michael> I don't know why it just hit me, but turn off atime updates Michael> on the filesystem your reading from. This won't likely solve Michael> the problem, but it should help reduce your per file time. The read side of the equasion is not likely to be the bottleneck. This doesn't do any harm, but I don't think it will do much good. Dave. -- ============================================================================ |David Gilbert, Velocet Communications. | Two things can only be | |Mail: dgilbert@velocet.net | equal if and only if they | |http://daveg.ca | are precisely opposite. | =========================================================GLO================