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=-0.9 required=3.0 tests=FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,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 2FBBFC43381 for ; Thu, 14 Feb 2019 07:22:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EC751222A1 for ; Thu, 14 Feb 2019 07:22:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2392353AbfBNHWw (ORCPT ); Thu, 14 Feb 2019 02:22:52 -0500 Received: from mout.gmx.net ([212.227.15.19]:33559 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726444AbfBNHWw (ORCPT ); Thu, 14 Feb 2019 02:22:52 -0500 Received: from [10.10.11.100] ([95.88.178.171]) by mail.gmx.com (mrgmx002 [212.227.17.190]) with ESMTPSA (Nemesis) id 0Lw285-1h8Qx42owv-017nGm; Thu, 14 Feb 2019 08:21:31 +0100 Subject: Re: stmmac / meson8b-dwmac To: Jose Abreu , Martin Blumenstingl Cc: Emiliano Ingrassia , Gpeppe.cavallaro@st.com, alexandre.torgue@st.com, linux-amlogic@lists.infradead.org, netdev@vger.kernel.org References: <20190206103645.GA2482@ingrassia.epigenesys.com> <3001f244-8904-1e89-9595-62a65a7b32ae@gmx.de> <330a523a-c1d6-4a99-3287-459096af0330@synopsys.com> From: Simon Huelck Openpgp: preference=signencrypt Autocrypt: addr=simonmail@gmx.de; prefer-encrypt=mutual; keydata= mQGiBD/bCNARBACE3URTBXZ/AA03NwRNtz03ewQn3uhvYSTjfqgplBtb3dfC4a79BXDRIWVX xPGH9Ewios1c8gMu3/RI2l3JzXoISfw5b0L/5igyPKV+sGuUA2FD27kYtPaaF/TqEWIv+Yxp 9DCjCX5IQSYyvCfcxcyEkY8eVWxnaAlV3zKRR8wn0wCglWIOtAugBcg1YXmoLpFZE8Ca0fkD /jG+n4U9DPfCgkbgjQ/dv2W2a0ZDHccA9N8AW/FTXGyXXO0e7ql9/kORJnp7jD7/Z9HCKpeS HajgxuX9Vhfx6bH1dAMfsg88+K8pOO9oulNX1+YffQyZWOfdbmnZDUzBt9HKR9Wgh8WoIyw9 TVluclzn6hYz+z9jbqHWMOsiCu8zA/0apHbW8vaIDT4+nNUxNdqU1TKa9kW47vNjwYYL0jZW TXNjDIRpqJVSugYVc/U847GoVoxyvtzre4TAbBV8h0BAOeMdxI5En67RGWzeNaMDJV1bwapj qdfj3e/X8rnGIfwz47rwztLNKoAIUlKrATwroiI7UNT+84G7H5qalu+Eu7QqU2ltb24gSHVl bGNrIDxzaW1vbi5odWVsY2tAZ29vZ2xlbWFpbC5jb20+iGIEExECACIFAlH7wL4CGyMGCwkI BwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJEJNSVvfBt05KlBQAn1JDO7e4H3N0WFJkZnxvObhk 2kiAAJwPdDd6T1TuGo4iDIENRhAX4AH2KrkBDQQ/2wjSEAQAj6JnDDQzIIYzPGsrHRvaq8vw n8VrZCbPRvkngGvtQIss5pH/MLeu9jLepDGO9WHByFSg4QJh8cINYwTLtX8Bu0naA6ZI46hn GyfxdRlxSU9dRqHpU3G0tymL1w3AER6aVSfdXQTmFgf61anKunbIIptkqzZurkjnxkwCE/RM RscABA0D/jhglpj8siSIAxs8XLVfKJrjzbYM9/wS0NfdSXBeQJiYtKrY0WMNsqjY50wDnLMg anORN/odT6mCwKI6xChzxEv/ta4+teZl92aitziSuqmtl+jm23DpOcUC7UBz2W1+TvnrhPR+ MKu8pPKAgsE8AI5uwCcNJx7V3bczYkIGaXybiEYEGBECAAYFAj/bCNIACgkQk1JW98G3Tko6 3wCfZBpZAUhUz/Rcp2rfg/YSKl4YLlEAoJN7e322OvHc2GQ9n1+tKLi6Og4c Message-ID: <9c5a09cf-faff-adb8-9be8-cf5c35d3fbeb@gmx.de> Date: Thu, 14 Feb 2019 08:21:26 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.5.0 MIME-Version: 1.0 In-Reply-To: <330a523a-c1d6-4a99-3287-459096af0330@synopsys.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K1:tnM8O20RdlFtXiPgKX2sCkWqqXJUgs/wQ9x5SWPCrovHz2Ahb1N yJ5pe8tB2glcuEbI1uY+RQcrA1Qfme9FzDB1Gj7yb7dXdzi5uvZFgUbDk1O9PNzvxzI/b1j 5+at/0y+o0ezw3XAePuzr3TSmZSpQs+IMvx9GORVc543bXH8ENI8eQHKeEPaZn0vvt4UQwF 2SBFDRPUI1KCZebAe0IpQ== X-UI-Out-Filterresults: notjunk:1;V03:K0:UZOs8fZH5f4=:7CxHdNGoNtuV0F7rUz7iBz 6qICFZBrsfRkqDH2CL8TS6hGK4CQ28A6BADSoSa8GAgQXUc3CB+NwjyAESPng9nzaz7w16SBq JotaOSGfYZ9T8sT+UtPgl1GImbrUg/KSjCXE/OpnL9fW44sTJgrnm6qzzAfOT5G/kYkbtwtfb jgofubrtrhAzwdnDSrAtTB86YvWH05FT91EOw7svI4GYFR4ZB2qYlh6SF6PMSX9bKCcrZ0m6j Y+i3z/wLKkVpLyZsa9YBbykm1kLcP04avE/g5V0SuKflJyy8P4Tgl2qEzhnqTzpLPtwQpzIhH kabT2rDivNabby4mzGoOO2VN9h/ZEB13s7Nkr03wwTxo9HVytXSf+wXhBIgPp6sTv7a/0qe5s IuShxPpOEGKKRkUr4+yEYO+cD2iCffWQfbxqmza9d7M6SqfpSyscoig/KHIZfxNP5nsZ500CN 6Byxx2NxaIt2hvLbZhfIvVFkgouk1Yo6KPG6VyaLC7U9ZP2k3R7r1USjhDHDu3M7GNXiBQJiF 7tNXmlAHyZOeyoROrcphHASCLJeoo8/ZR0hp3wE2j2X8Y0C7jQVPLarZHQByiOuCAwlwlkQ3o eLf8EWQIaGNvrK+TMqftwHPuaxEp1PT5gsGpzOPKW30wKRrbcU4GDQYb2QOyOoJiBReypKAHp 5ZjU91WNI/+szWhW3SMXakuW4s5Y/fBKRkiRVngGl5Xe/aTZTwtspJPbRx9SxtglKJ3xWHdD0 NUbfWJSsiyIsH6yeTjIZbPVJMul9LbsNtdxSpdfFlsa2DOjq6PYVcYdFZjiesRxK+Lr3Nb1l1 JjISrsxEJVM9w+k5lU2b7he4LwA3zVRcsCuH/Zi1vl53yamBt2HgLGmaWuNDpRV5ZFYgxbsKK JP0/psT+lY0nvZ2OWK2BGyGV1zmaqs2fYOH+Bey5JzE/WD6w9hVYS9TRMOJ6A+u0ORBbL5mAr mmmGiejOXgA== Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hi, i used iperf2 on my odroid c2 , since this can do duplex tests ! iperf2 -c 10.10.11.1 -i1 -d Do you really need the exact numbers ? NON-duplex: 4.14.29 reached 930 MBits without the -d ( duplex option ), 5.0rc5 only reaches 600MBits there DUPLEX: With the -d option things get worse on 4.14.29 , 600MBits in both directions. on 5.0rc5 this is the 500 to 600 in one direction, the other only 150MBits. iperf3 is not duplex capable, i didnt test the reverse option, but duplex tests show that one direction drops in performance when the other is busy. Do you really need the exact output ? I need to reflash my box then ..... if needed i would do so. regards, Simon Am 11.02.2019 um 14:44 schrieb Jose Abreu: > Hello, > > On 2/9/2019 1:09 AM, Martin Blumenstingl wrote: >> (it's interesting that the sending direction has 445 retries) > I saw this before and I think it was related with COE. Can you > please disable all offloading and try again? > > Anyway, maybe Simon should bissect ? I think since 4.14 there are > not that many commits in stmmac / meson8b-dwmac that can cause > this behavior. > > Thanks, > Jose Miguel Abreu