From owner-freebsd-stable@FreeBSD.ORG Thu Apr 8 18:36:07 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A3552106566B for ; Thu, 8 Apr 2010 18:36:07 +0000 (UTC) (envelope-from jfvogel@gmail.com) Received: from mail-ww0-f54.google.com (mail-ww0-f54.google.com [74.125.82.54]) by mx1.freebsd.org (Postfix) with ESMTP id 351ED8FC0C for ; Thu, 8 Apr 2010 18:36:06 +0000 (UTC) Received: by wwb24 with SMTP id 24so464728wwb.13 for ; Thu, 08 Apr 2010 11:36:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:received:message-id:subject:from:to:cc:content-type; bh=lX0HDOYaSSG+gYTiYIiu2titUjvZU3SJTTmQhiAViKk=; b=mvR7ZWW5v/BVA/slsA69Hl9bM2mZGgjCX29di4bgBpmQY84GZlVWlq4oJeNvihGhGG 8tCQbP7yEDTV0Q4p2LZJNG7sFWud8BHQ6/+bdebaYk2Q50rnHDpUCZrCWRJ9SI5m4Ub+ OEoxOTEUST9C1ArcI3TyXDZHB6ROgR1JJwyGg= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=gvD5p+1p2+rDlMPgQYr6miHdcvrEJ+hZwxw3BlbR2TfMQX540UGPVOisDpxYdvnfUG GEjpz7mzRRK3/PYUEzJ4v7d9qGi10ZS62G1Nk3QR8vV4mwMFYDq7HlG5P9IL09nKtT0N b1LxoTukvEZ/059S1tYt3YwS8RN97G5eQShoQ= MIME-Version: 1.0 Received: by 10.216.11.8 with HTTP; Thu, 8 Apr 2010 11:36:05 -0700 (PDT) In-Reply-To: <201004081831.o38IVR3s043434@lava.sentex.ca> References: <201004081313.o38DD4JM041821@lava.sentex.ca> <7.1.0.9.0.20100408091756.10652be0@sentex.net> <201004081446.o38EkU7h042296@lava.sentex.ca> <20100408181741.GI5734@michelle.cdnetworks.com> <201004081831.o38IVR3s043434@lava.sentex.ca> Date: Thu, 8 Apr 2010 11:36:05 -0700 Received: by 10.216.158.3 with SMTP id p3mr260205wek.9.1270751766060; Thu, 08 Apr 2010 11:36:06 -0700 (PDT) Message-ID: From: Jack Vogel To: Mike Tancsa Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: pyunyh@gmail.com, freebsd-stable@freebsd.org Subject: Re: em driver regression X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 08 Apr 2010 18:36:07 -0000 Bigger question is will it fix Brandon's VirtualBox issue?? Jack On Thu, Apr 8, 2010 at 11:31 AM, Mike Tancsa wrote: > At 02:17 PM 4/8/2010, Pyun YongHyeon wrote: > > Try this patch. It should fix the issue. It seems Jack forgot to >> strip CRC bytes as old em(4) didn't strip it, probably to >> workaround silicon bug of old em(4) controllers. >> > > Thanks! The attached patch does indeed fix the dhclient issue. > > > > It seems there are also TX issues here. The system load is too high >> and sometimes system is not responsive while TX is in progress. >> Because I initiated TCP bulk transfers, TSO should reduce CPU load >> a lot but it didn't so I guess it could also be related watchdog >> timeouts you've seen. I'll see what can be done. >> > > Thanks for looking into that as well!! > > > ---Mike > > > > > -------------------------------------------------------------------- > Mike Tancsa, tel +1 519 651 3400 > Sentex Communications, mike@sentex.net > Providing Internet since 1994 www.sentex.net > Cambridge, Ontario Canada www.sentex.net/mike > >