From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jose Abreu Subject: Re: [net-next, v2, 1/2] net: stmmac: Rework coalesce timer and fix multi-queue races Date: Wed, 12 Sep 2018 15:25:52 +0100 Message-ID: References: <2f7c89f1-3416-2327-8158-67c318c62214@baylibre.com> <9283e03e-5167-0d04-5ad9-59593a46fa8a@synopsys.com> <5d7c2397-8ca9-1f9c-c394-f73a12456384@synopsys.com> <49853fcd-dac6-147b-736e-1cd2bd5924e5@synopsys.com> <949c5c50-eb73-c02f-14a7-c3956d4847f2@baylibre.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: Jerome Brunet , Martin Blumenstingl , "David S. Miller" , Joao Pinto , "Giuseppe Cavallaro" , Alexandre Torgue To: Neil Armstrong , Jose Abreu , Return-path: Received: from us01smtprelay-2.synopsys.com ([198.182.60.111]:43764 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726792AbeILTan (ORCPT ); Wed, 12 Sep 2018 15:30:43 -0400 In-Reply-To: <949c5c50-eb73-c02f-14a7-c3956d4847f2@baylibre.com> Sender: netdev-owner@vger.kernel.org List-ID: Hi Neil, On 12-09-2018 14:50, Neil Armstrong wrote: > Hi Jose, > > On 11/09/2018 10:17, Jose Abreu wrote: >> On 10-09-2018 19:15, Neil Armstrong wrote: >>> RX is still ok but now TX fails almost immediately... >>> >>> With 100ms report : >>> >>> $ iperf3 -c 192.168.1.47 -t 0 -p 5202 -R -i 0.1 >>> Connecting to host 192.168.1.47, port 5202 >>> Reverse mode, remote host 192.168.1.47 is sending >>> [ 4] local 192.168.1.45 port 45900 connected to 192.168.1.47 port 5202 >>> [ ID] Interval Transfer Bandwidth >>> [ 4] 0.00-0.10 sec 10.9 MBytes 913 Mbits/sec >>> [ 4] 0.10-0.20 sec 11.0 MBytes 923 Mbits/sec >>> [ 4] 0.20-0.30 sec 6.34 MBytes 532 Mbits/sec >>> [ 4] 0.30-0.40 sec 0.00 Bytes 0.00 bits/sec >>> [ 4] 0.40-0.50 sec 0.00 Bytes 0.00 bits/sec >>> [ 4] 0.50-0.60 sec 0.00 Bytes 0.00 bits/sec >>> [ 4] 0.60-0.70 sec 0.00 Bytes 0.00 bits/sec >>> [ 4] 0.70-0.80 sec 0.00 Bytes 0.00 bits/sec >>> [ 4] 0.80-0.90 sec 0.00 Bytes 0.00 bits/sec >>> [ 4] 0.90-1.00 sec 0.00 Bytes 0.00 bits/sec >>> [ 4] 1.00-1.10 sec 0.00 Bytes 0.00 bits/sec >>> ^C[ 4] 1.10-1.10 sec 0.00 Bytes 0.00 bits/sec >>> - - - - - - - - - - - - - - - - - - - - - - - - - >>> [ ID] Interval Transfer Bandwidth >>> [ 4] 0.00-1.10 sec 0.00 Bytes 0.00 bits/sec sender >>> [ 4] 0.00-1.10 sec 28.2 MBytes 214 Mbits/sec receiver >>> iperf3: interrupt - the client has terminated >>> >>> Neil >> Ok, here goes another incremental patch. If this doesn't work can >> you please send me a link to the spec of the board you are using ? > Sorry for the delay... > > Not better, sorry. > > $ iperf3 -c 10.1.3.201 -p 5202 -R -t 0 > Connecting to host 10.1.3.201, port 5202 > Reverse mode, remote host 10.1.3.201 is sending > [ 4] local 10.1.2.12 port 60612 connected to 10.1.3.201 port 5202 > [ ID] Interval Transfer Bandwidth > [ 4] 0.00-1.00 sec 110 MBytes 920 Mbits/sec > [ 4] 1.00-2.00 sec 110 MBytes 926 Mbits/sec > [ 4] 2.00-3.00 sec 1.94 MBytes 16.3 Mbits/sec > [ 4] 3.00-4.00 sec 0.00 Bytes 0.00 bits/sec > ^C[ 4] 4.00-4.76 sec 0.00 Bytes 0.00 bits/sec > - - - - - - - - - - - - - - - - - - - - - - - - - > [ ID] Interval Transfer Bandwidth > [ 4] 0.00-4.76 sec 0.00 Bytes 0.00 bits/sec sender > [ 4] 0.00-4.76 sec 222 MBytes 391 Mbits/sec receiver > iperf3: interrupt - the client has terminated > > The board is the Amlogic S400 with the A113D SoC, sorry there is no public spec for this board and for this SoC. Thanks for testing. I will send a new version with major differences, if you could validate it it would be great. Thanks and Best Regards, Jose Miguel Abreu > > Neil > >> Thanks and Best Regards, >> Jose Miguel Abreu >>