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=-0.8 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 4BAB3C43381 for ; Sun, 17 Feb 2019 19:13:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1685F2186A for ; Sun, 17 Feb 2019 19:13:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726235AbfBQTNt (ORCPT ); Sun, 17 Feb 2019 14:13:49 -0500 Received: from mout.gmx.net ([212.227.15.19]:44333 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725798AbfBQTNt (ORCPT ); Sun, 17 Feb 2019 14:13:49 -0500 Received: from [10.10.11.100] ([95.88.178.171]) by mail.gmx.com (mrgmx002 [212.227.17.190]) with ESMTPSA (Nemesis) id 0M5Lmp-1hGY3p0dTz-00zYc1; Sun, 17 Feb 2019 20:13:30 +0100 Subject: Re: stmmac / meson8b-dwmac To: Martin Blumenstingl , Jose Abreu 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: Date: Sun, 17 Feb 2019 20:13:23 +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: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K1:fib3W/Cj8xyIKKZV3BaOgFxjXlhGQpmA10WynQqwr3q1BxFDKAn Y0hMbA0mIchdONQo/AI3ywyR28JCjnF95Tk5mRvLwdbBVJwXTefZDmAWTAa/8APb0Zr2/qj 4NdoFVD5rObrvE7aTVvSxetU9SUcFPbW2ZY+y10VG+yFSJ1cP3u1ti4EqkCmCE2WOf5FJX7 4M44moodGWmAkkOsWyUEQ== X-UI-Out-Filterresults: notjunk:1;V03:K0:S/8iOqAYZxU=:3eeFBp8jeGKkRYr1loc/CT VCdO/iL/I6OQvpbU+yud2YH+1AEZLwbvme6fhS7VKgWZSCfABzVq5vs+uWyGYyPLBhOeI6fhK ac6m2OWlsPMIhPIZMfErT2A4aMS+ppYPGTTzQ2dOG9NRZuSgWv8dVyrf97e7XbPNL/v2JMGP8 ntyiQl8OYeVtiBFyks5p/+riUu4bKjPlgcnxZ/VSvNqsriawUeq+R6DWOtSRBbW/3zFZ7DkM7 301SDAzIbMLpmnXWVSw2fqblqexb0D0T3KI38xqMsKi8lrZ9IvlK8gLBipKXDeQwXyzHhMPsc F7zUce4Grp79eksRap4IgjrHbLgANyPqdB/9Od1CqFxECK9BPm3sblMID8ry22LpfQ6cXE8DI 0miRj8pvJT2yckF9SZg+9ljrRtgmEJUE8LAcCJlo4d3tcueBGD7Mjn1gjQkuCKca3na9ThytJ 043+09S4/tnO6OZR4OiomH9Kj9nV0Gs/6GiMOb7LrJp5mNdCf7Afps5ECdqZO3PnhyTyu2epm ER3Zy8SZjBC165e8BQejrNHejG71Q9neXdJ3HKmZU490A7lsC5YuDdnOSKtWfcS4u2GrAjCwI WMivPTsl9knEH+A5F33m1JpdUKtHOZ8KIabfsKDnyaig5wr0xfEd711HC9d3s5SV6777iy0YP aybX1NnxKcZYFNF0aa4Z2+IT6kgRMFI1S9KzBfwuo4RFIE3E8X6+8OVA2r+kn7jmhcRiRJfRB Q8qZbU4rEAO0/Vk9FsuLrgTHCT85oEoOBtQ+0bmZRKfBkLbyTL5bjt7UwUiLFTo1HpV7+h6QQ AshwTG1aNYhwCOmYPfhOZKIb6nmP0z7QWtNEg6s0Cul5mMMiamIgigogUv6K5OdYwBeJSUmWI pXUrlpkIvoCJEPXUlOAsImDXr+m3RJFg0fH61MT2163To2c3xNeHSuiG1SXCUD6cWld05zy/r oVgqO8Ey+yQ== Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hi Martin, i repeated your commands , nothing changed the problematic result .... regards, Simon Am 17.02.2019 um 15:48 schrieb Martin Blumenstingl: > Hello Jose, > > On Mon, Feb 11, 2019 at 2:45 PM Jose Abreu wrote: >> 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? > OK, details are: > > (before doing anything) > # ethtool -k eth0 > Features for eth0: > rx-checksumming: on > tx-checksumming: on > tx-checksum-ipv4: on > tx-checksum-ip-generic: off [fixed] > tx-checksum-ipv6: on > tx-checksum-fcoe-crc: off [fixed] > tx-checksum-sctp: off [fixed] > scatter-gather: on > tx-scatter-gather: on > tx-scatter-gather-fraglist: off [fixed] > tcp-segmentation-offload: off > tx-tcp-segmentation: off [fixed] > tx-tcp-ecn-segmentation: off [fixed] > tx-tcp-mangleid-segmentation: off [fixed] > tx-tcp6-segmentation: off [fixed] > udp-fragmentation-offload: off > generic-segmentation-offload: on > generic-receive-offload: on > large-receive-offload: off [fixed] > rx-vlan-offload: off [fixed] > tx-vlan-offload: off [fixed] > ntuple-filters: off [fixed] > receive-hashing: off [fixed] > highdma: on [fixed] > rx-vlan-filter: off [fixed] > vlan-challenged: off [fixed] > tx-lockless: off [fixed] > netns-local: off [fixed] > tx-gso-robust: off [fixed] > tx-fcoe-segmentation: off [fixed] > tx-gre-segmentation: off [fixed] > tx-gre-csum-segmentation: off [fixed] > tx-ipxip4-segmentation: off [fixed] > tx-ipxip6-segmentation: off [fixed] > tx-udp_tnl-segmentation: off [fixed] > tx-udp_tnl-csum-segmentation: off [fixed] > tx-gso-partial: off [fixed] > tx-sctp-segmentation: off [fixed] > tx-esp-segmentation: off [fixed] > tx-udp-segmentation: off [fixed] > fcoe-mtu: off [fixed] > tx-nocache-copy: off > loopback: off [fixed] > rx-fcs: off [fixed] > rx-all: off [fixed] > tx-vlan-stag-hw-insert: off [fixed] > rx-vlan-stag-hw-parse: off [fixed] > rx-vlan-stag-filter: off [fixed] > l2-fwd-offload: off [fixed] > hw-tc-offload: off [fixed] > esp-hw-offload: off [fixed] > esp-tx-csum-hw-offload: off [fixed] > rx-udp_tunnel-port-offload: off [fixed] > tls-hw-tx-offload: off [fixed] > tls-hw-rx-offload: off [fixed] > rx-gro-hw: off [fixed] > tls-hw-record: off [fixed] > > this causes retries when running iperf3 in transmit mode. > > with offloading disabled: > > # ethtool -K eth0 rx off tx off > # ethtool -k eth0 > Features for eth0: > rx-checksumming: off > tx-checksumming: off > tx-checksum-ipv4: off > tx-checksum-ip-generic: off [fixed] > tx-checksum-ipv6: off > tx-checksum-fcoe-crc: off [fixed] > tx-checksum-sctp: off [fixed] > scatter-gather: on > tx-scatter-gather: on > tx-scatter-gather-fraglist: off [fixed] > tcp-segmentation-offload: off > tx-tcp-segmentation: off [fixed] > tx-tcp-ecn-segmentation: off [fixed] > tx-tcp-mangleid-segmentation: off [fixed] > tx-tcp6-segmentation: off [fixed] > udp-fragmentation-offload: off > generic-segmentation-offload: on > generic-receive-offload: on > large-receive-offload: off [fixed] > rx-vlan-offload: off [fixed] > tx-vlan-offload: off [fixed] > ntuple-filters: off [fixed] > receive-hashing: off [fixed] > highdma: on [fixed] > rx-vlan-filter: off [fixed] > vlan-challenged: off [fixed] > tx-lockless: off [fixed] > netns-local: off [fixed] > tx-gso-robust: off [fixed] > tx-fcoe-segmentation: off [fixed] > tx-gre-segmentation: off [fixed] > tx-gre-csum-segmentation: off [fixed] > tx-ipxip4-segmentation: off [fixed] > tx-ipxip6-segmentation: off [fixed] > tx-udp_tnl-segmentation: off [fixed] > tx-udp_tnl-csum-segmentation: off [fixed] > tx-gso-partial: off [fixed] > tx-sctp-segmentation: off [fixed] > tx-esp-segmentation: off [fixed] > tx-udp-segmentation: off [fixed] > fcoe-mtu: off [fixed] > tx-nocache-copy: off > loopback: off [fixed] > rx-fcs: off [fixed] > rx-all: off [fixed] > tx-vlan-stag-hw-insert: off [fixed] > rx-vlan-stag-hw-parse: off [fixed] > rx-vlan-stag-filter: off [fixed] > l2-fwd-offload: off [fixed] > hw-tc-offload: off [fixed] > esp-hw-offload: off [fixed] > esp-tx-csum-hw-offload: off [fixed] > rx-udp_tunnel-port-offload: off [fixed] > tls-hw-tx-offload: off [fixed] > tls-hw-rx-offload: off [fixed] > rx-gro-hw: off [fixed] > tls-hw-record: off [fixed] > # iperf3 -c 192.168.1.100 > Connecting to host 192.168.1.100, port 5201 > [ 5] local 192.168.1.131 port 58412 connected to 192.168.1.100 port 5201 > [ ID] Interval Transfer Bitrate Retr Cwnd > [ 5] 0.00-1.00 sec 112 MBytes 937 Mbits/sec 32 59.4 KBytes > [ 5] 1.00-2.00 sec 112 MBytes 937 Mbits/sec 25 290 KBytes > [ 5] 2.00-3.00 sec 109 MBytes 915 Mbits/sec 150 279 KBytes > [ 5] 3.00-4.00 sec 112 MBytes 941 Mbits/sec 0 334 KBytes > [ 5] 4.00-5.00 sec 112 MBytes 941 Mbits/sec 0 342 KBytes > [ 5] 5.00-6.00 sec 111 MBytes 934 Mbits/sec 98 320 KBytes > [ 5] 6.00-7.00 sec 111 MBytes 929 Mbits/sec 123 76.4 KBytes > [ 5] 7.00-8.00 sec 109 MBytes 917 Mbits/sec 119 277 KBytes > [ 5] 8.00-9.00 sec 112 MBytes 941 Mbits/sec 0 314 KBytes > [ 5] 9.00-10.00 sec 112 MBytes 940 Mbits/sec 0 318 KBytes > - - - - - - - - - - - - - - - - - - - - - - - - - > [ ID] Interval Transfer Bitrate Retr > [ 5] 0.00-10.00 sec 1.09 GBytes 933 Mbits/sec 547 sender > [ 5] 0.00-10.04 sec 1.09 GBytes 929 Mbits/sec receiver > > iperf Done. > > so for me disabling offloading didn't change anything. > > Jose, is my command for disabling offloading correct? > Simon, does disabling offloading improve anything in your iperf2 or > real-world scenario on a kernel where you previously had performance > issues? > > > Regards > Martin