From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from nm.newmedia-net.de ([217.113.179.122] helo=webmail.newmedia-net.de) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1cRbcZ-0007wt-G3 for ath10k@lists.infradead.org; Thu, 12 Jan 2017 09:24:42 +0000 References: <20170110061217.096FD148A08@compex.com.sg> <63DDC83FD9364560ACBA60D17C3F5AD8@PhyuThe> <5874F1BC.80505@candelatech.com> <10981E9AB9EA46A1897BE3E5CF661C0F@PhyuThe> From: Sebastian Gottschall Message-ID: <65c12489-6886-22c2-894b-cf0eab2bd51a@dd-wrt.com> Date: Thu, 12 Jan 2017 10:24:00 +0100 MIME-Version: 1.0 In-Reply-To: Subject: Re: QCA9880 3x3 80Mhz low performance List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="windows-1252"; Format="flowed" Sender: "ath10k" Errors-To: ath10k-bounces+kvalo=adurom.com@lists.infradead.org To: Phyu The , ath10k@lists.infradead.org, Ben Greear @ben greear. it cannot be cpu related. the ipq8064 has 1.2 ghz and is a = very fast arm core. the platform handles 9984 with much higher speed. i got notice of the same issue reported by people on various cpu platforms. Am 12.01.2017 um 09:15 schrieb Phyu The: > Dear Ben, > > Thanks for your reply and suggestion. > > I have tried as your suggestion to test IPQ8064+QCA9880 with Ath10k CT = > firmware/driver to run throughput UDP/TCP. Unfortunately, I could not = > be able to see throughput improvement. Could you please suggest what = > may cause low throughput? > > thanks, > Phyuthe > > -----Original Message----- From: Ben Greear > Sent: Thursday, January 12, 2017 12:59 AM > To: Phyu The ; ath10k@lists.infradead.org > Subject: Re: QCA9880 3x3 80Mhz low performance > > We have not done a lot of testing in AP mode, but when using 9880 3x3 = > compex NICs > in our 2U rackmounts (high end Intel E5 processors), and with CT = > firmware/drivers, > we see near 950Mbps UDP download in station mode. I think we were a = > bit slower in > AP mode, but not that much. > > Are you testing TCP or UDP traffic? > > http://www.candelatech.com/images/data-comp-07-20-2016-1147-with-labels.p= ng = > > > Have you tried normal STA/AP mode instead of WDS? > > Maybe you are CPU bound on your platform? > > Thanks, > Ben > > On 01/10/2017 05:09 PM, Phyu The wrote: >> Dear Ben, >> >> I configured AP_WDS and Sta_WDS mode, channel 149, 11ac, 3x3, 80MHz = >> and without encryption. I used 2 RF boxes with 3 adjustable = >> attenuators running throughput >> by Ixchairot to get best performance. However, throughput seems = >> limited to 640Mbps. Kindly see attached for your reference for more = >> details. >> >> thanks, >> Phyuthe >> >> -----Original Message----- From: Ben Greear >> Sent: Tuesday, January 10, 2017 10:37 PM >> To: Phyu The ; ath10k@lists.infradead.org >> Subject: Re: QCA9880 3x3 80Mhz low performance >> >> You should provide a lot more information about how you configured = >> and tested the system, >> including traffic generator and RF environment, etc. >> >> Thanks, >> Ben >> >> On 01/09/2017 10:19 PM, Phyu The wrote: >>> Dear Sir, >>> >>> I tested performance throughput test used WPQ864 + QCA9880 11ac = >>> 80MHz is 640Mbps that is very low since theoretical data rate is = >>> 1300Mbps. It should be at >>> least 866Mbps. Could you please suggest me how to get better = >>> performance? >>> >>> thanks, >>> Phyuthe >>> >>> _______________________________________________ >>> ath10k mailing list >>> ath10k@lists.infradead.org >>> http://lists.infradead.org/mailman/listinfo/ath10k >>> >> > > -- = Mit freundlichen Gr=FCssen / Regards Sebastian Gottschall / CTO NewMedia-NET GmbH - DD-WRT Firmensitz: Berliner Ring 101, 64625 Bensheim Registergericht: Amtsgericht Darmstadt, HRB 25473 Gesch=E4ftsf=FChrer: Peter Steinh=E4user, Christian Scheele http://www.dd-wrt.com email: s.gottschall@dd-wrt.com Tel.: +496251-582650 / Fax: +496251-5826565 _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k