From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mout.gmx.net ([212.227.17.21]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Zru3z-0004ZM-2J for ath10k@lists.infradead.org; Thu, 29 Oct 2015 20:44:49 +0000 Message-ID: <56328521.7030308@gmx.net> Date: Thu, 29 Oct 2015 21:44:17 +0100 From: Michael Krupp MIME-Version: 1.0 Subject: Re: Support for QCA6174 [168c:003e] References: <562C5328.4060002@gmx.net> <562E98AC.9010208@gmx.net> <562F5E5D.5090205@gmx.net> <562F6790.8070601@gmx.net> In-Reply-To: <562F6790.8070601@gmx.net> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============2770955616730572428==" Sender: "ath10k" Errors-To: ath10k-bounces+kvalo=adurom.com@lists.infradead.org To: michal.kazior@tieto.com Cc: ath10k@lists.infradead.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --===============2770955616730572428== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="JES7MlGl8hU0PFbg4pNoshX8mt0ub4Jxi" This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --JES7MlGl8hU0PFbg4pNoshX8mt0ub4Jxi Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Hello Micha=C5=82, I did some more testing with iperf, two different APs: * TP-Link TL-WR941ND * Speedport W 723V B I'm using my old notebook WiFi (AR9285, ath9k) as reference here. All of = the results below are reliably repeatable, with minimal deviation. Kernel ver= sions do not seem to have any meaningful impact, neither does setting the TCP/C= C algorithm. The following tests were run on 4.2 using "reno". The numbers I get look very strange to me. I tried playing around with bu= ffer sizes, but with no effect (http://lists.infradead.org/pipermail/ath10k/20= 15-October/006160.html) I also noted, that the QCA6174 does not seem to like close proximity to t= he AP. When I get any closer than about 3m to the AP, connection drops to less t= han 1Mbit/s average. Same result with both APs vs the QCA6174 (TCP): [ ID] Interval Transfer Bandwidth [ 3] 0.0- 1.0 sec 128 KBytes 1.05 Mbits/sec [ 3] 1.0- 2.0 sec 128 KBytes 1.05 Mbits/sec [ 3] 2.0- 3.0 sec 0.00 Bytes 0.00 bits/sec [ 3] 3.0- 4.0 sec 0.00 Bytes 0.00 bits/sec [ 3] 4.0- 5.0 sec 128 KBytes 1.05 Mbits/sec [ 3] 5.0- 6.0 sec 0.00 Bytes 0.00 bits/sec [ 3] 6.0- 7.0 sec 384 KBytes 3.15 Mbits/sec [ 3] 7.0- 8.0 sec 128 KBytes 1.05 Mbits/sec [ 3] 8.0- 9.0 sec 256 KBytes 2.10 Mbits/sec [ 3] 9.0-10.0 sec 0.00 Bytes 0.00 bits/sec [ 3] 10.0-11.0 sec 0.00 Bytes 0.00 bits/sec [ 3] 11.0-12.0 sec 0.00 Bytes 0.00 bits/sec [ 3] 12.0-13.0 sec 0.00 Bytes 0.00 bits/sec [ 3] 13.0-14.0 sec 128 KBytes 1.05 Mbits/sec [ 3] 14.0-15.0 sec 256 KBytes 2.10 Mbits/sec UDP traffic at first is more or less stable around 40Mbit/s, but also ran= domly drops down to zero, quickly ramps up to 100M, drops again and finally stabilizes at around 100M again (log cropped): [ ID] Interval Transfer Bandwidth [ 3] 0.0- 1.0 sec 5.16 MBytes 43.3 Mbits/sec [ 3] 1.0- 2.0 sec 4.74 MBytes 39.8 Mbits/sec [ 3] 2.0- 3.0 sec 5.70 MBytes 47.8 Mbits/sec [ 3] 3.0- 4.0 sec 4.59 MBytes 38.5 Mbits/sec [ 3] 4.0- 5.0 sec 4.63 MBytes 38.8 Mbits/sec =2E.. // seems stable at first, then drops and quickly ramps up [ 3] 53.0-54.0 sec 4.48 MBytes 37.6 Mbits/sec [ 3] 54.0-55.0 sec 2.67 MBytes 22.4 Mbits/sec [ 3] 55.0-56.0 sec 294 KBytes 2.41 Mbits/sec [ 3] 56.0-57.0 sec 2.13 MBytes 17.9 Mbits/sec [ 3] 57.0-58.0 sec 8.09 MBytes 67.9 Mbits/sec [ 3] 58.0-59.0 sec 12.2 MBytes 102 Mbits/sec [ 3] 59.0-60.0 sec 13.2 MBytes 110 Mbits/sec =2E.. // stable for a couple of seconds, then drops again [ 3] 65.0-66.0 sec 13.2 MBytes 111 Mbits/sec [ 3] 66.0-67.0 sec 7.11 MBytes 59.7 Mbits/sec [ 3] 67.0-68.0 sec 4.24 MBytes 35.6 Mbits/sec [ 3] 68.0-69.0 sec 2.30 MBytes 19.3 Mbits/sec [ 3] 69.0-70.0 sec 3.20 MBytes 26.8 Mbits/sec [ 3] 70.0-71.0 sec 1.93 MBytes 16.2 Mbits/sec [ 3] 71.0-72.0 sec 1.92 MBytes 16.1 Mbits/sec [ 3] 72.0-73.0 sec 2.80 MBytes 23.5 Mbits/sec [ 3] 73.0-74.0 sec 4.11 MBytes 34.5 Mbits/sec [ 3] 74.0-75.0 sec 3.11 MBytes 26.1 Mbits/sec [ 3] 75.0-76.0 sec 2.47 MBytes 20.7 Mbits/sec [ 3] 76.0-77.0 sec 678 KBytes 5.55 Mbits/sec [ 3] 77.0-78.0 sec 589 KBytes 4.82 Mbits/sec [ 3] 78.0-79.0 sec 68.9 KBytes 564 Kbits/sec [ 3] 79.0-80.0 sec 0.00 Bytes 0.00 bits/sec [ 3] 80.0-81.0 sec 68.9 KBytes 564 Kbits/sec =2E.. // peaks and drops between 0 and around 580k [ 3] 107.0-108.0 sec 138 KBytes 1.13 Mbits/sec [ 3] 108.0-109.0 sec 586 KBytes 4.80 Mbits/sec [ 3] 109.0-110.0 sec 597 KBytes 4.89 Mbits/sec [ 3] 110.0-111.0 sec 350 KBytes 2.87 Mbits/sec [ 3] 111.0-112.0 sec 212 KBytes 1.74 Mbits/sec [ 3] 112.0-113.0 sec 741 KBytes 6.07 Mbits/sec [ 3] 113.0-114.0 sec 1.48 MBytes 12.4 Mbits/sec [ 3] 114.0-115.0 sec 2.19 MBytes 18.4 Mbits/sec =2E.. // now slowly ramps up again [ 3] 131.0-132.0 sec 5.06 MBytes 42.4 Mbits/sec [ 3] 132.0-133.0 sec 9.00 MBytes 75.5 Mbits/sec [ 3] 133.0-134.0 sec 10.8 MBytes 90.7 Mbits/sec [ 3] 134.0-135.0 sec 12.8 MBytes 108 Mbits/sec =2E.. // and stabilizes [ 3] 169.0-170.0 sec 11.1 MBytes 93.2 Mbits/sec [ 3] 170.0-171.0 sec 11.6 MBytes 97.3 Mbits/sec [ 3] 171.0-172.0 sec 10.4 MBytes 87.6 Mbits/sec [ 3] 172.0-173.0 sec 11.7 MBytes 97.9 Mbits/sec This behavior is reproducible with both APs. Only difference is that the W 723V B only reaches about 45Mbit/s. My old AR9285 remains stable between 40 and 50Mbit/s, with both APs. I'm really reaching a point here, where I do not know enough about WiFi t= o debug this any further... Would more test data (maybe nstat, tcpdump, etc...) b= e of any use for you or someone else to help fix this problem? Greetings, Michael --- Some more TCP-tests with iperf. Parallelization (ipef -P X) does not seem= to have any effect on total average throughput. I cropped the logs for bette= r clarity, when there were no significant changes anymore. 1) TL-WR941ND <-> AR9285 (TCP): It slowly ramps up and stabilizes around 45Mbit/s: [ ID] Interval Transfer Bandwidth [ 3] 0.0- 1.0 sec 2.50 MBytes 21.0 Mbits/sec [ 3] 1.0- 2.0 sec 2.38 MBytes 19.9 Mbits/sec [ 3] 2.0- 3.0 sec 2.38 MBytes 19.9 Mbits/sec [ 3] 3.0- 4.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 4.0- 5.0 sec 2.00 MBytes 16.8 Mbits/sec [ 3] 5.0- 6.0 sec 1.88 MBytes 15.7 Mbits/sec [ 3] 6.0- 7.0 sec 1.25 MBytes 10.5 Mbits/sec [ 3] 7.0- 8.0 sec 2.75 MBytes 23.1 Mbits/sec [ 3] 8.0- 9.0 sec 2.38 MBytes 19.9 Mbits/sec [ 3] 9.0-10.0 sec 2.25 MBytes 18.9 Mbits/sec [ 3] 10.0-11.0 sec 2.00 MBytes 16.8 Mbits/sec [ 3] 11.0-12.0 sec 2.62 MBytes 22.0 Mbits/sec [ 3] 12.0-13.0 sec 2.50 MBytes 21.0 Mbits/sec [ 3] 13.0-14.0 sec 2.88 MBytes 24.1 Mbits/sec [ 3] 14.0-15.0 sec 2.62 MBytes 22.0 Mbits/sec [ 3] 15.0-16.0 sec 2.62 MBytes 22.0 Mbits/sec [ 3] 16.0-17.0 sec 2.62 MBytes 22.0 Mbits/sec [ 3] 17.0-18.0 sec 2.62 MBytes 22.0 Mbits/sec [ 3] 18.0-19.0 sec 2.88 MBytes 24.1 Mbits/sec [ 3] 19.0-20.0 sec 2.75 MBytes 23.1 Mbits/sec [ 3] 20.0-21.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 21.0-22.0 sec 5.25 MBytes 44.0 Mbits/sec [ 3] 22.0-23.0 sec 5.25 MBytes 44.0 Mbits/sec [ 3] 23.0-24.0 sec 5.12 MBytes 43.0 Mbits/sec [ 3] 24.0-25.0 sec 5.38 MBytes 45.1 Mbits/sec [ 3] 25.0-26.0 sec 5.25 MBytes 44.0 Mbits/sec [ 3] 26.0-27.0 sec 5.12 MBytes 43.0 Mbits/sec [ 3] 27.0-28.0 sec 5.25 MBytes 44.0 Mbits/sec [ 3] 28.0-29.0 sec 5.12 MBytes 43.0 Mbits/sec [ 3] 29.0-30.0 sec 5.25 MBytes 44.0 Mbits/sec [ 3] 30.0-31.0 sec 5.38 MBytes 45.1 Mbits/sec =2E.. 2) TL-WR941ND <-> QCA6174 (TCP): Connection is mostly stable around 5.2Mbit/s, but seems to randomy drop t= o 1.05Mbit/s. [ ID] Interval Transfer Bandwidth [ 3] 0.0- 1.0 sec 1.00 MBytes 8.39 Mbits/sec [ 3] 1.0- 2.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 2.0- 3.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 3.0- 4.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 4.0- 5.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 5.0- 6.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 6.0- 7.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 7.0- 8.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 8.0- 9.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 9.0-10.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 10.0-11.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 11.0-12.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 12.0-13.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 13.0-14.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 14.0-15.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 15.0-16.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 16.0-17.0 sec 384 KBytes 3.15 Mbits/sec [ 3] 17.0-18.0 sec 384 KBytes 3.15 Mbits/sec [ 3] 18.0-19.0 sec 128 KBytes 1.05 Mbits/sec [ 3] 19.0-20.0 sec 128 KBytes 1.05 Mbits/sec [ 3] 20.0-21.0 sec 128 KBytes 1.05 Mbits/sec [ 3] 21.0-22.0 sec 256 KBytes 2.10 Mbits/sec [ 3] 22.0-23.0 sec 256 KBytes 2.10 Mbits/sec [ 3] 23.0-24.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 24.0-25.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 25.0-26.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 26.0-27.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 27.0-28.0 sec 512 KBytes 4.19 Mbits/sec [ 3] 28.0-29.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 29.0-30.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 30.0-31.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 31.0-32.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 32.0-33.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 33.0-34.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 34.0-35.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 35.0-36.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 36.0-37.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 37.0-38.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 38.0-39.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 39.0-40.0 sec 640 KBytes 5.24 Mbits/sec [ 3] 40.0-41.0 sec 640 KBytes 5.24 Mbits/sec =2E.. 3) W 723V B <-> AR9285 (TCP): Almost immediately reaches max throughput of around 35Mbit/s, then drops repeatedly, and finally stabilizes at around 35Mbit/s: [ 3] local 192.168.1.153 port 39623 connected with 192.168.1.2 port 5001= [ ID] Interval Transfer Bandwidth [ 3] 0.0- 1.0 sec 3.50 MBytes 29.4 Mbits/sec [ 3] 1.0- 2.0 sec 3.00 MBytes 25.2 Mbits/sec [ 3] 2.0- 3.0 sec 3.12 MBytes 26.2 Mbits/sec [ 3] 3.0- 4.0 sec 1.62 MBytes 13.6 Mbits/sec [ 3] 4.0- 5.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 5.0- 6.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 6.0- 7.0 sec 4.38 MBytes 36.7 Mbits/sec [ 3] 7.0- 8.0 sec 2.38 MBytes 19.9 Mbits/sec [ 3] 8.0- 9.0 sec 4.00 MBytes 33.6 Mbits/sec [ 3] 9.0-10.0 sec 4.00 MBytes 33.6 Mbits/sec [ 3] 10.0-11.0 sec 4.38 MBytes 36.7 Mbits/sec [ 3] 11.0-12.0 sec 4.38 MBytes 36.7 Mbits/sec [ 3] 12.0-13.0 sec 4.62 MBytes 38.8 Mbits/sec [ 3] 13.0-14.0 sec 4.50 MBytes 37.7 Mbits/sec [ 3] 14.0-15.0 sec 4.50 MBytes 37.7 Mbits/sec [ 3] 15.0-16.0 sec 4.62 MBytes 38.8 Mbits/sec [ 3] 16.0-17.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 17.0-18.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 18.0-19.0 sec 4.00 MBytes 33.6 Mbits/sec [ 3] 19.0-20.0 sec 3.88 MBytes 32.5 Mbits/sec [ 3] 20.0-21.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 21.0-22.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 22.0-23.0 sec 4.38 MBytes 36.7 Mbits/sec [ 3] 23.0-24.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 24.0-25.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 25.0-26.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 26.0-27.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 27.0-28.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 28.0-29.0 sec 4.00 MBytes 33.6 Mbits/sec [ 3] 29.0-30.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 30.0-31.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 31.0-32.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 32.0-33.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 33.0-34.0 sec 4.38 MBytes 36.7 Mbits/sec [ 3] 34.0-35.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 35.0-36.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 36.0-37.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 37.0-38.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 38.0-39.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 39.0-40.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 40.0-41.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 41.0-42.0 sec 4.62 MBytes 38.8 Mbits/sec [ 3] 42.0-43.0 sec 4.38 MBytes 36.7 Mbits/sec [ 3] 43.0-44.0 sec 3.88 MBytes 32.5 Mbits/sec [ 3] 44.0-45.0 sec 3.12 MBytes 26.2 Mbits/sec [ 3] 45.0-46.0 sec 3.12 MBytes 26.2 Mbits/sec [ 3] 46.0-47.0 sec 2.75 MBytes 23.1 Mbits/sec [ 3] 47.0-48.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 48.0-49.0 sec 3.75 MBytes 31.5 Mbits/sec [ 3] 49.0-50.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 50.0-51.0 sec 4.38 MBytes 36.7 Mbits/sec [ 3] 51.0-52.0 sec 4.38 MBytes 36.7 Mbits/sec [ 3] 52.0-53.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 53.0-54.0 sec 4.00 MBytes 33.6 Mbits/sec [ 3] 54.0-55.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 55.0-56.0 sec 4.12 MBytes 34.6 Mbits/sec [ 3] 56.0-57.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 57.0-58.0 sec 4.38 MBytes 36.7 Mbits/sec [ 3] 58.0-59.0 sec 4.25 MBytes 35.7 Mbits/sec [ 3] 59.0-60.0 sec 4.25 MBytes 35.7 Mbits/sec =2E.. 4) W 723V B <-> QCA6174 (TCP): Connection seems stable at around 14Mbit/s at first, then starts jumping = between 7 and 14 Mbit/s: [ ID] Interval Transfer Bandwidth [ 3] 0.0- 1.0 sec 1.62 MBytes 13.6 Mbits/sec [ 3] 1.0- 2.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 2.0- 3.0 sec 1.62 MBytes 13.6 Mbits/sec [ 3] 3.0- 4.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 4.0- 5.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 5.0- 6.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 6.0- 7.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 7.0- 8.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 8.0- 9.0 sec 1.88 MBytes 15.7 Mbits/sec [ 3] 9.0-10.0 sec 1.62 MBytes 13.6 Mbits/sec [ 3] 10.0-11.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 11.0-12.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 12.0-13.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 13.0-14.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 14.0-15.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 15.0-16.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 16.0-17.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 17.0-18.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 18.0-19.0 sec 1.62 MBytes 13.6 Mbits/sec [ 3] 19.0-20.0 sec 1.88 MBytes 15.7 Mbits/sec [ 3] 20.0-21.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 21.0-22.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 22.0-23.0 sec 1.62 MBytes 13.6 Mbits/sec [ 3] 23.0-24.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 24.0-25.0 sec 1.88 MBytes 15.7 Mbits/sec [ 3] 25.0-26.0 sec 1.25 MBytes 10.5 Mbits/sec [ 3] 26.0-27.0 sec 1.38 MBytes 11.5 Mbits/sec [ 3] 27.0-28.0 sec 896 KBytes 7.34 Mbits/sec [ 3] 28.0-29.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 29.0-30.0 sec 1.12 MBytes 9.44 Mbits/sec [ 3] 30.0-31.0 sec 1.12 MBytes 9.44 Mbits/sec [ 3] 31.0-32.0 sec 1.00 MBytes 8.39 Mbits/sec [ 3] 32.0-33.0 sec 1.00 MBytes 8.39 Mbits/sec [ 3] 33.0-34.0 sec 1.12 MBytes 9.44 Mbits/sec [ 3] 34.0-35.0 sec 1.00 MBytes 8.39 Mbits/sec [ 3] 35.0-36.0 sec 1.38 MBytes 11.5 Mbits/sec [ 3] 36.0-37.0 sec 896 KBytes 7.34 Mbits/sec [ 3] 37.0-38.0 sec 1.12 MBytes 9.44 Mbits/sec [ 3] 38.0-39.0 sec 1.50 MBytes 12.6 Mbits/sec [ 3] 39.0-40.0 sec 1.50 MBytes 12.6 Mbits/sec [ 3] 40.0-41.0 sec 1.50 MBytes 12.6 Mbits/sec [ 3] 41.0-42.0 sec 1.38 MBytes 11.5 Mbits/sec [ 3] 42.0-43.0 sec 1.62 MBytes 13.6 Mbits/sec [ 3] 43.0-44.0 sec 1.38 MBytes 11.5 Mbits/sec [ 3] 44.0-45.0 sec 1.50 MBytes 12.6 Mbits/sec [ 3] 45.0-46.0 sec 1.38 MBytes 11.5 Mbits/sec [ 3] 46.0-47.0 sec 1.38 MBytes 11.5 Mbits/sec [ 3] 47.0-48.0 sec 1.38 MBytes 11.5 Mbits/sec [ 3] 48.0-49.0 sec 1.25 MBytes 10.5 Mbits/sec [ 3] 49.0-50.0 sec 1.12 MBytes 9.44 Mbits/sec [ 3] 50.0-51.0 sec 896 KBytes 7.34 Mbits/sec [ 3] 51.0-52.0 sec 1.25 MBytes 10.5 Mbits/sec [ 3] 52.0-53.0 sec 1.25 MBytes 10.5 Mbits/sec [ 3] 53.0-54.0 sec 1.12 MBytes 9.44 Mbits/sec [ 3] 54.0-55.0 sec 1.25 MBytes 10.5 Mbits/sec [ 3] 55.0-56.0 sec 1.25 MBytes 10.5 Mbits/sec [ 3] 56.0-57.0 sec 1.00 MBytes 8.39 Mbits/sec [ 3] 57.0-58.0 sec 1.00 MBytes 8.39 Mbits/sec [ 3] 58.0-59.0 sec 1.00 MBytes 8.39 Mbits/sec [ 3] 59.0-60.0 sec 896 KBytes 7.34 Mbits/sec [ 3] 60.0-61.0 sec 896 KBytes 7.34 Mbits/sec [ 3] 61.0-62.0 sec 1.12 MBytes 9.44 Mbits/sec [ 3] 62.0-63.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 63.0-64.0 sec 1.88 MBytes 15.7 Mbits/sec [ 3] 64.0-65.0 sec 1.88 MBytes 15.7 Mbits/sec [ 3] 65.0-66.0 sec 1.88 MBytes 15.7 Mbits/sec [ 3] 66.0-67.0 sec 1.88 MBytes 15.7 Mbits/sec [ 3] 67.0-68.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 68.0-69.0 sec 1.88 MBytes 15.7 Mbits/sec [ 3] 69.0-70.0 sec 1.88 MBytes 15.7 Mbits/sec [ 3] 70.0-71.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 71.0-72.0 sec 1.88 MBytes 15.7 Mbits/sec [ 3] 72.0-73.0 sec 1.88 MBytes 15.7 Mbits/sec [ 3] 73.0-74.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 74.0-75.0 sec 1.88 MBytes 15.7 Mbits/sec [ 3] 75.0-76.0 sec 1.88 MBytes 15.7 Mbits/sec [ 3] 76.0-77.0 sec 1.75 MBytes 14.7 Mbits/sec [ 3] 77.0-78.0 sec 1.12 MBytes 9.44 Mbits/sec [ 3] 78.0-79.0 sec 1.50 MBytes 12.6 Mbits/sec [ 3] 79.0-80.0 sec 1.25 MBytes 10.5 Mbits/sec [ 3] 80.0-81.0 sec 896 KBytes 7.34 Mbits/sec [ 3] 81.0-82.0 sec 896 KBytes 7.34 Mbits/sec [ 3] 82.0-83.0 sec 896 KBytes 7.34 Mbits/sec [ 3] 83.0-84.0 sec 1.00 MBytes 8.39 Mbits/sec [ 3] 84.0-85.0 sec 896 KBytes 7.34 Mbits/sec [ 3] 85.0-86.0 sec 896 KBytes 7.34 Mbits/sec [ 3] 86.0-87.0 sec 896 KBytes 7.34 Mbits/sec [ 3] 87.0-88.0 sec 1.00 MBytes 8.39 Mbits/sec [ 3] 88.0-89.0 sec 768 KBytes 6.29 Mbits/sec [ 3] 89.0-90.0 sec 896 KBytes 7.34 Mbits/sec [ 3] 90.0-91.0 sec 896 KBytes 7.34 Mbits/sec [ 3] 91.0-92.0 sec 1.12 MBytes 9.44 Mbits/sec [ 3] 92.0-93.0 sec 1.12 MBytes 9.44 Mbits/sec [ 3] 93.0-94.0 sec 1.00 MBytes 8.39 Mbits/sec [ 3] 94.0-95.0 sec 1.25 MBytes 10.5 Mbits/sec [ 3] 95.0-96.0 sec 1.12 MBytes 9.44 Mbits/sec [ 3] 96.0-97.0 sec 1.00 MBytes 8.39 Mbits/sec =2E.. On 10/27/2015 01:01 PM, Michael Krupp wrote: > Hello Micha=C5=82, >=20 > thank you for pointing me to those discussions. >=20 >=20 > I will repeat my tests using iperf to also cover UDP, and will also try= some > older kernel releases, pre-dating 3.19. Also I'll try another AP as men= tioned > earlier. >=20 >=20 > Michael >=20 > On 10/27/2015 12:27 PM, Michal Kazior wrote: >> On 27 October 2015 at 12:22, Michael Krupp wrot= e: >>> Hello Micha=C5=82 >>> >>> yes, I checked the actual performance via netcat, scp and rsync. I'll= report >>> back once I have tested against another AP. >> >> TCP performance is known to be tricky/poor in various scenarios. There= >> were some discussions in the past: >> >> - http://lists.infradead.org/pipermail/ath10k/2015-October/006160.htm= l >> - http://thread.gmane.org/gmane.linux.network/348420 >> >> >> Micha=C5=82 >> >> _______________________________________________ >> ath10k mailing list >> ath10k@lists.infradead.org >> http://lists.infradead.org/mailman/listinfo/ath10k >> >=20 >=20 >=20 > _______________________________________________ > ath10k mailing list > ath10k@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/ath10k >=20 --JES7MlGl8hU0PFbg4pNoshX8mt0ub4Jxi Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBCAAGBQJWMoUkAAoJEEI+U8JQBNx3Fk0P/3ERVYCLkAHLpJUArLKVzsI2 ScupdEnR7H2jye5kCYlphQq8mZ8rIC0G4eiugLQFnWOp0X2GpgE53ISGHHYvLRb9 zUrtPc7M5PQ4+5wTw/STE5mackNidNBT3uW8FkZiY5BvQ5x0yxCJZn1nhISHI5uf w7MhG2smpMKeXcir8AcFKA+bwJ4FVggKWYNW2UxdnnNmseJWjIUMdielqbFNJz61 bOJGe71hI76SQh4HDajtpytPwet5aYIEBcuhHNgZuEQ4f0IWCbdz+1lZ2xoGP71K D15he10CHyw/o/PXrCdmTPdLzSfovkzPmvv0LQAbYNGPQ3w2RWIs/9jgV8/P9Jg4 yNQ3qD/d9TK57j8KVa1NFa3XCkzbfEY3WJMFfVqkEPutkcbm7e0s49zNlxCLPqTR PFCnscSD7wBbltUE0jkIHfjnFJJZZXqle/eVlltOq05k7KgS2DYvDQEZ1Old4KSE SM30gGNVJlB/LVKNbmiVrKMJcxFwhh/BQ+tRkM19Ed4Gk8chS40RwK4+K/Sc1rLX 6n2TLeK1926RCz2xec356CKHfquATnsxJ464hOR+OBCIWz1LijIHVW9Ma30zoGSd MTMum4uZF3URnW7/d0tQj9ulp5WWcPSWybNxvSY78VUpy4U+m5M+sXAPgXAZlLdg kaPbzCJYKQXdqGhfM6IV =d4d9 -----END PGP SIGNATURE----- --JES7MlGl8hU0PFbg4pNoshX8mt0ub4Jxi-- --===============2770955616730572428== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k --===============2770955616730572428==--