From owner-freebsd-net@FreeBSD.ORG Sat Mar 22 23:25:55 2008 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 4F112106566B for ; Sat, 22 Mar 2008 23:25:55 +0000 (UTC) (envelope-from artemb@gmail.com) Received: from py-out-1112.google.com (py-out-1112.google.com [64.233.166.182]) by mx1.freebsd.org (Postfix) with ESMTP id 11E758FC13 for ; Sat, 22 Mar 2008 23:25:54 +0000 (UTC) (envelope-from artemb@gmail.com) Received: by py-out-1112.google.com with SMTP id u52so3044005pyb.10 for ; Sat, 22 Mar 2008 16:25:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:sender:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references:x-google-sender-auth; bh=95uLDqww0gvZ3hXBd4SfjIrIXveJHA69C07ak3nv404=; b=qcTWzzi7eFLoAYwSJLfmGriq6hM1nvRCSTY547v6EnBVLfGI3K6dZ52tm49SE4nxe1hh6fKzEVPvOYJ9Fw2pbbQZkFG5Xe2K48vs7PmPyxabkM9FTz8lM23qpoYvyMtt1C531wJMOa+kU0I0ndG4628UYv3ld3Qv6q+EK4kjRPs= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=message-id:date:from:sender:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references:x-google-sender-auth; b=Mu0Rs7QtIaqWUZq9PGN4fIo23i3tZD9kcCd8reWv1XT4eG/kc0CnYLZI+cWyQ9a7VZu/qfbU1NpdkSKQw10wV8ZQLPbPmoIPqMIoVgbNXsfdDsA67QofhkDTJBhNSXkwePYf1bq5rhHy+cfQLetmiyj7hX+XdqGkuwRzOU2VvRA= Received: by 10.64.185.18 with SMTP id i18mr9841649qbf.29.1206226910962; Sat, 22 Mar 2008 16:01:50 -0700 (PDT) Received: by 10.65.224.20 with HTTP; Sat, 22 Mar 2008 16:01:50 -0700 (PDT) Message-ID: Date: Sat, 22 Mar 2008 16:01:50 -0700 From: "Artem Belevich" Sender: artemb@gmail.com To: freebsd-net@freebsd.org, "Anton Yuzhaninov" In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <47E57C8F.4090602@citrin.ru> X-Google-Sender-Auth: f80492c31b1284f2 Cc: Subject: Re: re TSO: data corruption X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 22 Mar 2008 23:25:55 -0000 TSO does seem to be broken on Realtek adapters. I ran into it on Windows, went googling and found that I'm not the only one suffering: http://blogs.zdnet.com/Ou/?p=663 http://www.mail-archive.com/netdev@vger.kernel.org/msg56764.html --Artem On 3/22/08, Kip Macy wrote: > > Known workaround: > > ifconfig re0 -tso > > > > May be TSO should be disabled by default? > > > On anything coming from Realtek? Probably. Certainly not in general. > -Kip