From owner-freebsd-stable Tue Jul 4 13: 7:28 2000 Delivered-To: freebsd-stable@freebsd.org Received: from point.osg.gov.bc.ca (point.osg.gov.bc.ca [142.32.102.44]) by hub.freebsd.org (Postfix) with ESMTP id 24D8B37B9EF for ; Tue, 4 Jul 2000 13:07:19 -0700 (PDT) (envelope-from Cy.Schubert@uumail.gov.bc.ca) Received: (from daemon@localhost) by point.osg.gov.bc.ca (8.8.7/8.8.8) id NAA22400; Tue, 4 Jul 2000 13:06:34 -0700 Received: from passer.osg.gov.bc.ca(142.32.110.29) via SMTP by point.osg.gov.bc.ca, id smtpda22398; Tue Jul 4 13:06:24 2000 Received: (from uucp@localhost) by passer.osg.gov.bc.ca (8.9.3/8.9.1) id NAA17620; Tue, 4 Jul 2000 13:06:23 -0700 (PDT) Received: from cwsys9.cwsent.com(10.2.2.1), claiming to be "cwsys.cwsent.com" via SMTP by passer9.cwsent.com, id smtpdQ17618; Tue Jul 4 13:06:19 2000 Received: (from uucp@localhost) by cwsys.cwsent.com (8.10.2/8.9.1) id e64K6JI08875; Tue, 4 Jul 2000 13:06:19 -0700 (PDT) Message-Id: <200007042006.e64K6JI08875@cwsys.cwsent.com> Received: from localhost.cwsent.com(127.0.0.1), claiming to be "cwsys" via SMTP by localhost.cwsent.com, id smtpdmx8869; Tue Jul 4 13:05:40 2000 X-Mailer: exmh version 2.1.1 10/15/1999 Reply-To: Cy Schubert - ITSD Open Systems Group From: Cy Schubert - ITSD Open Systems Group X-OS: FreeBSD 4.0-STABLE X-Sender: cy To: dg@root.com Cc: Simon Heath , freebsd-stable@FreeBSD.ORG Subject: Re: Poor NFS performance with 4.0-stable In-reply-to: Your message of "Mon, 03 Jul 2000 15:20:13 PDT." <200007032220.PAA11735@implode.root.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Tue, 04 Jul 2000 13:05:40 -0700 Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In message <200007032220.PAA11735@implode.root.com>, David Greenman writes: > >On moving from 4.0-release to 4.0-stable I'm getting a big slow down in file > >transfers over NFS. Previously it was taking about 8s to transfer a 64Mb > >file (100baseTX), so about 8Mb/sec. Now it's closer to 20k/sec... This is > >when accessing both NFS servers running FreeBSD 4.0-release and Solaris 8. > >Access speeds when the 4.0-stable machine is running as a server are also > >very slow. Access speeds between the other machines is at the 8Mb/sec > >level. Any suggestions as to what I should be looking at? The nic card is > >an Intel EtherExpress Pro, and there do not appear to be any relevant error > >messages in /var/log/messages or dmesg. Any suggestions gratefully > >received! > > Are any of the machines connected to a switch? Is the duplex detected > correctly on all of the ports involved? Just had this happen to me two weekends ago. The switch "suddenly" didn't configure duplex or speed properly after a seemingly (at the time) unrelated network problem and my Legato backups went from 6 MB/s to 112 KB/s. I agree, check the switch first. Regards, Phone: (250)387-8437 Cy Schubert Fax: (250)387-5766 Team Leader, Sun/DEC Team Internet: Cy.Schubert@osg.gov.bc.ca Open Systems Group, ITSD, ISTA Province of BC To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message