From owner-freebsd-questions Thu Apr 4 22:20:58 2002 Delivered-To: freebsd-questions@freebsd.org Received: from smtp.tninet.se (sheridan.tninet.se [195.100.94.102]) by hub.freebsd.org (Postfix) with ESMTP id 816CB37B417 for ; Thu, 4 Apr 2002 22:20:52 -0800 (PST) Received: from pcmarpxy.tninet.se (bb-62-5-36-29.bb.tninet.se [62.5.36.29]) by sheridan.tninet.se (BMR ErlangTM/OTP 3.0) with ESMTP id 968545.987648.1017.0s18348258sheridan ; Fri, 05 Apr 2002 08:20:48 +0200 Content-Type: text/plain; charset="iso-8859-1" From: Mark Rowlands To: "Mario Doria D" , Subject: Re: NFS over TCP is working very slowly, how can I speed it up? Date: Fri, 5 Apr 2002 00:10:11 +0200 X-Mailer: KMail [version 1.4] References: <002501c1dc14$4b91d670$0a00a8c0@Deathstar> In-Reply-To: <002501c1dc14$4b91d670$0a00a8c0@Deathstar> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Message-Id: <200204050010.11821.mark.rowlands@minmail.net> Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Thursday 04 April 2002 10:06 pm, Mario Doria D wrote: > Hello, > > > On two machines doing nightly dumps over NFS, performance is very slow = when > using TCP mounts. Dump went from 3600KB/s (average) to 516KB/s (average= ) > when changing from UDP to TCP mounts. What can I do to speed this up? > > > Both machines are running 4.5-STABLE, cvsuped a week ago. Both are on t= he > same subnet, connected via a 100Mbit hub. > > Thanks, > > > Mario Doria I run back ups over a similar setup and get acceptable performance with the following mount options pcmarbsd:/web1 /mnt2 nfs -3,-T,rw,-w=3D32768,-x=3D3,-r=3D32768 0 0 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message