From owner-freebsd-current@FreeBSD.ORG Sun Sep 17 11:48:37 2006 Return-Path: X-Original-To: current@freebsd.org Delivered-To: freebsd-current@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id DA08116A416; Sun, 17 Sep 2006 11:48:36 +0000 (UTC) (envelope-from chris@hitnet.RWTH-Aachen.DE) Received: from ms-dienst.rz.rwth-aachen.de (ms-1.rz.RWTH-Aachen.DE [134.130.3.130]) by mx1.FreeBSD.org (Postfix) with ESMTP id 517C543D92; Sun, 17 Sep 2006 11:48:35 +0000 (GMT) (envelope-from chris@hitnet.RWTH-Aachen.DE) Received: from circe (circe.rz.RWTH-Aachen.DE [134.130.3.36]) by ms-dienst.rz.rwth-aachen.de (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004)) with ESMTP id <0J5Q00CANJGXQ3@ms-dienst.rz.rwth-aachen.de>; Sun, 17 Sep 2006 13:48:34 +0200 (MEST) Received: from talos.rz.RWTH-Aachen.DE ([134.130.3.22]) by circe (MailMonitor for SMTP v1.2.2 ) ; Sun, 17 Sep 2006 13:48:32 +0200 (MEST) Received: from bigboss.hitnet.rwth-aachen.de (bigspace.hitnet.RWTH-Aachen.DE [137.226.181.2]) by smarthost.rwth-aachen.de (8.13.7/8.13.1/1) with ESMTP id k8HBmWZN006087; Sun, 17 Sep 2006 13:48:32 +0200 Received: from haakonia.hitnet.rwth-aachen.de ([137.226.181.92]) by bigboss.hitnet.rwth-aachen.de with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA:32) (Exim 4.50) id 1GOv8S-0001lo-LA; Sun, 17 Sep 2006 13:48:32 +0200 Received: by haakonia.hitnet.rwth-aachen.de (Postfix, from userid 1001) id 4D2C63F40B; Sun, 17 Sep 2006 13:48:32 +0200 (CEST) Date: Sun, 17 Sep 2006 13:48:32 +0200 From: Christian Brueffer In-reply-to: <450C3487.6050104@FreeBSD.org> To: "Christian S.J. Peron" Message-id: <20060917114831.GC1918@haakonia.hitnet.RWTH-Aachen.DE> MIME-version: 1.0 Content-type: multipart/signed; boundary=R+My9LyyhiUvIEro; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-disposition: inline User-Agent: Mutt/1.5.11 X-Operating-System: FreeBSD 6.1-STABLE X-PGP-Key: http://people.FreeBSD.org/~brueffer/brueffer.key.asc X-PGP-Fingerprint: A5C8 2099 19FF AACA F41B B29B 6C76 178C A0ED 982D References: <20060915165351.GC2020@haakonia.hitnet.RWTH-Aachen.DE> <450ADE55.7090509@samsco.org> <450AEC50.2060404@freebsd.org> <20060915191008.GE2020@haakonia.hitnet.RWTH-Aachen.DE> <450C3487.6050104@FreeBSD.org> Cc: Andre Oppermann , current@freebsd.org Subject: Re: em(4) interface wedges X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 17 Sep 2006 11:48:37 -0000 --R+My9LyyhiUvIEro Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Sep 16, 2006 at 12:29:43PM -0500, Christian S.J. Peron wrote: > Christian Brueffer wrote: > >On Fri, Sep 15, 2006 at 08:09:20PM +0200, Andre Oppermann wrote: > > =20 > >>Scott Long wrote: > >> =20 > >>>Christian Brueffer wrote: > >>> > >>> =20 > >>>>Hi, > >>>> > >>>>with the latest em(4) code in current (sans the printf/device_printf > >>>>change), my interface wedges every few hours. It can be resurrected > >>>>by bringing it down and up again. > >>>> > >>>>The device in question is a E1000_DEV_ID_82540EP_LP built into my > >>>>Thinkpad. > >>>> > >>>>Anyone else seeing this? > >>>> > >>>>- Christian > >>>> > >>>> =20 > >>>Yes. It's also almost guaranteed to wedge the first time I do a remote > >>>CVS operation after boot. > >>> =20 > >>When the interface wedges does it show the OACTIVE flag in ifconfig=20 > >>output? > >>This is an important hint. > >> > >> =20 > > > >Yeah, OACTIVE is set. > > > > =20 > >>If you are running at 100Mbit there seems to be bug in the em(4) harware > >>with TSO. Try disabling TSO on it with 'ifconfig em0 -tso'. > >> > >> =20 > > > >Correct, I'm using it at 100Mbit and disabling TSO works around the > >issue. > > Are you using dhclient (or do you have any other BPF peers attached to=20 > the network interface?) >=20 No dhclient and no other BPF peers that I'm aware of. - Christian --=20 Christian Brueffer chris@unixpages.org brueffer@FreeBSD.org GPG Key: http://people.freebsd.org/~brueffer/brueffer.key.asc GPG Fingerprint: A5C8 2099 19FF AACA F41B B29B 6C76 178C A0ED 982D --R+My9LyyhiUvIEro Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (FreeBSD) iD8DBQFFDTYPbHYXjKDtmC0RApHIAKClXIRmT1T2BomcMOTPFVIwjKCmbACglmqK JdHhDAgiF6BxBRRjuy4RVc8= =w/lH -----END PGP SIGNATURE----- --R+My9LyyhiUvIEro--