From owner-freebsd-questions@FreeBSD.ORG Sat Jan 31 07:02:25 2004 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 1428A16A4CE for ; Sat, 31 Jan 2004 07:02:25 -0800 (PST) Received: from nef.ens.fr (nef.ens.fr [129.199.96.32]) by mx1.FreeBSD.org (Postfix) with ESMTP id 4552D43D53 for ; Sat, 31 Jan 2004 07:02:23 -0800 (PST) (envelope-from Jacques.Beigbeder@ens.fr) Received: from trefle.ens.fr (trefle.ens.fr [129.199.96.17]) i0VF2LaW068088 for ; Sat, 31 Jan 2004 16:02:21 +0100 (CET) Received: from (beig@localhost) by trefle.ens.fr (8.12.3/jb-1.1) X-Authentication-Warning: trefle.ens.fr: beig set sender to Jacques.Beigbeder@ens.fr using -f Date: Sat, 31 Jan 2004 16:02:21 +0100 From: Jacques Beigbeder To: freebsd-questions@freebsd.org Message-ID: <20040131150221.GA24039@trefle.ens.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit User-Agent: Mutt/1.5.5.1i Subject: NFS performances on 5.1 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 31 Jan 2004 15:02:25 -0000 On a same Ethernet 100 LAN, I have several Unix and an NFS Solaris fileserver. On these Unix, I tried: time dd=/fileserver/aFile of=/fileserver/otherFile bs=32768 On each try, I use new files, to avoid the impact of file caching. I measured the time spent and the number of Ethernet packets (with snoop). I found: NFS client time # pkts =============== ======= ====== Solaris 3.11s 2296 Linux Redhat9 2.42s 1929 FreeBSD 5.1 19.72s 14887