From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D06EFC282C8 for ; Mon, 28 Jan 2019 11:14:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9C7DC214DA for ; Mon, 28 Jan 2019 11:14:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=ceiley-net.20150623.gappssmtp.com header.i=@ceiley-net.20150623.gappssmtp.com header.b="JC3sw6UZ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726744AbfA1LOC (ORCPT ); Mon, 28 Jan 2019 06:14:02 -0500 Received: from mail-ed1-f42.google.com ([209.85.208.42]:36516 "EHLO mail-ed1-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726415AbfA1LOB (ORCPT ); Mon, 28 Jan 2019 06:14:01 -0500 Received: by mail-ed1-f42.google.com with SMTP id f23so12668912edb.3 for ; Mon, 28 Jan 2019 03:14:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ceiley-net.20150623.gappssmtp.com; s=20150623; h=mime-version:from:date:message-id:subject:to:cc; bh=+KZeNvb6nhV6TEXwdYTwmMiBLe+JdVT9mPc2orP5L+I=; b=JC3sw6UZMnYYg6piFqF0sW5r0yIR4x00HEa6gQ6LWrZA/FBPCpBFYfRA4qUy88MPra 1y3/YtAXONPen0veVQLSXU9OTsk4sCBIlKULMsJLfhd/ylb+0pI7PhLjG6ad4zFD6Uv7 CcfC+Ph+592YN3BdD5m2v3q2lliaPyxR6R++f8iWWOm3P3n0IWxgH/5EmR/aR/wYemkW bIqCJks4NEAXbQKmnDBUDjilTRAWv6NQY0DmT8m95vOWptH6QvItSWZA4KIX8v+H/6MD LCkC1qrf8UtfxNycWi6SDzz8Ce6MjhYUZslgJVNSFu1ZKs6AratF4PltrbCqiTRrXBFR jnGw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to:cc; bh=+KZeNvb6nhV6TEXwdYTwmMiBLe+JdVT9mPc2orP5L+I=; b=DRyLs7n0MVolYbnLeO3Fo3hbBGzoUtN3agYCiFV6kzrxnIkA5J7/923MOPwCzzLhCQ W1PVVERQ9Mh/dwEKOZ1RF0Og10mtZEx7WkLHXvW4jk2yTWROJeEqHJeNhsUOSeU4BnSS 8gx7566gtdAy3xf0cYqPzghXxOhRckqS6xO6I035sV6Zq4iRAFg58QhqoNglaTlK4np0 KleKWN3ndSN6Tq2I2B1ac76/FgYuw4zQ7eiWIYA8qAI1q3upwGugyXOuUofOAlkT9HsJ K1TKHHkVF/5ceyYbqyDLb1pfKb/PqRselVQdBpmvsx1bjeA2Fguvu70UROuW8uV8OTmE 1wZw== X-Gm-Message-State: AJcUukd64q92E0kdNsYMUZEIGcJ7uHc+0FRLmvFCLQQ/gsWXNlsK+h55 +AByo49GDvt+psRn8IevsRThKadRvjwIM3ErX5plfw== X-Google-Smtp-Source: ALg8bN7nYflSXMdlytRzEyc5UbQhIt+fKR9PT6L33srNQyp12s7iUDoBeghoKKSOZmq5BXkDIe1i0XKb2J8Jl5gKxp8= X-Received: by 2002:a50:d6c5:: with SMTP id l5mr21312067edj.145.1548674040093; Mon, 28 Jan 2019 03:14:00 -0800 (PST) MIME-Version: 1.0 From: Peter Ceiley Date: Mon, 28 Jan 2019 22:13:48 +1100 Message-ID: Subject: r8169 Driver - Poor Network Performance Since Kernel 4.19 To: Realtek linux nic maintainers , Heiner Kallweit Cc: netdev@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hi, I have been experiencing very poor network performance since Kernel 4.19 and I'm confident it's related to the r8169 driver. I have no issue with kernel versions 4.18 and prior. I am experiencing this issue in kernels 4.19 and 4.20 (currently running/testing with 4.20.4 & 4.19.18). If someone could guide me in the right direction, I'm happy to help troubleshoot this issue. Note that I have been keeping an eye on one issue related to loading of the PHY driver, however, my symptoms differ in that I still have a network connection. I have attempted to reload the driver on a running system, but this does not improve the situation. Using the proprietary r8168 driver returns my device to proper working order. lshw shows: description: Ethernet interface product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller vendor: Realtek Semiconductor Co., Ltd. physical id: 0 bus info: pci@0000:03:00.0 logical name: enp3s0 version: 0c serial: size: 1Gbit/s capacity: 1Gbit/s width: 64 bits clock: 33MHz capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp aui bnc mii fibre 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation configuration: autonegotiation=on broadcast=yes driver=r8169 duplex=full firmware=rtl8168g-2_0.0.1 02/06/13 ip=192.168.1.25 latency=0 link=yes multicast=yes port=MII speed=1Gbit/s resources: irq:19 ioport:d000(size=256) memory:f7b00000-f7b00fff memory:f2100000-f2103fff Kind Regards, Peter.