From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexey.Brodkin@synopsys.com (Alexey Brodkin) Date: Thu, 14 Dec 2017 18:56:24 +0000 Subject: rsi_91x: Low bandwidth: sends ~100 Kbits/sec, receives ~1.5 Mbits/sec In-Reply-To: References: <1512490314.4977.143.camel@synopsys.com> List-ID: Message-ID: <1513277783.8750.27.camel@synopsys.com> To: linux-snps-arc@lists.infradead.org Hi Amitkumar, Yet another observation with RS-9113 module. I managed to setup an access point on my board with RS-9113 connected either via SDIO (this one is soldered on my board) or via USB (this is your RS9113 Evaluation Board Rev 4.0). But regardless the module I use I still see the same bandwidth figures. RS-9113 sends data at ~100 Kbits and receives at ~1.5-2 Mbits. See below results of iperf3 runs (from development host side). The board with RS-9113 acts as a server: ------------------------------------>8----------------------------------- # iperf3 -c 192.168.111.1 Connecting to host 192.168.111.1, port 5201 [ 4] local 192.168.111.64 port 43430 connected to 192.168.111.1 port 5201 [ ID] Interval Transfer Bandwidth Retr Cwnd [ 4] 0.00-1.00 sec 328 KBytes 2.68 Mbits/sec 0 31.1 KBytes [ 4] 1.00-2.00 sec 63.6 KBytes 521 Kbits/sec 1 31.1 KBytes [ 4] 2.00-3.00 sec 191 KBytes 1.57 Mbits/sec 0 31.1 KBytes [ 4] 3.00-4.00 sec 191 KBytes 1.56 Mbits/sec 0 32.5 KBytes [ 4] 4.00-5.00 sec 191 KBytes 1.56 Mbits/sec 0 36.8 KBytes [ 4] 5.00-6.00 sec 63.6 KBytes 521 Kbits/sec 0 38.2 KBytes [ 4] 6.00-7.00 sec 63.6 KBytes 521 Kbits/sec 0 38.2 KBytes [ 4] 7.00-8.00 sec 191 KBytes 1.56 Mbits/sec 0 48.1 KBytes [ 4] 8.00-9.00 sec 255 KBytes 2.09 Mbits/sec 0 48.1 KBytes [ 4] 9.00-10.00 sec 191 KBytes 1.56 Mbits/sec 0 48.1 KBytes - - - - - - - - - - - - - - - - - - - - - - - - - [ ID] Interval Transfer Bandwidth Retr [ 4] 0.00-10.00 sec 1.69 MBytes 1.42 Mbits/sec 1 sender [ 4] 0.00-10.00 sec 1.39 MBytes 1.16 Mbits/sec receiver ------------------------------------>8----------------------------------- The board with RS-9113 acts as a server (but with "-R" it sends us data now): ------------------------------------>8----------------------------------- # iperf3 -c 192.168.111.1 -R Connecting to host 192.168.111.1, port 5201 Reverse mode, remote host 192.168.111.1 is sending [ 4] local 192.168.111.64 port 45230 connected to 192.168.111.1 port 5201 [ ID] Interval Transfer Bandwidth [ 4] 0.00-1.14 sec 15.6 KBytes 112 Kbits/sec [ 4] 1.14-2.00 sec 2.83 KBytes 27.0 Kbits/sec [ 4] 2.00-3.00 sec 12.7 KBytes 104 Kbits/sec [ 4] 3.00-4.00 sec 14.1 KBytes 116 Kbits/sec [ 4] 4.00-5.00 sec 12.7 KBytes 104 Kbits/sec [ 4] 5.00-6.00 sec 14.1 KBytes 116 Kbits/sec [ 4] 6.00-7.00 sec 14.1 KBytes 116 Kbits/sec [ 4] 7.00-8.00 sec 12.7 KBytes 104 Kbits/sec [ 4] 8.00-9.00 sec 14.1 KBytes 116 Kbits/sec [ 4] 9.00-10.00 sec 12.7 KBytes 104 Kbits/sec - - - - - - - - - - - - - - - - - - - - - - - - - [ ID] Interval Transfer Bandwidth Retr [ 4] 0.00-10.00 sec 296 KBytes 242 Kbits/sec 2 sender [ 4] 0.00-10.00 sec 254 KBytes 208 Kbits/sec receiver ------------------------------------>8----------------------------------- My configurations are as below. hostapd.conf: ------------------------------------>8----------------------------------- interface=wlan0 ctrl_interface=/var/run/hostapd ctrl_interface_group=0 ssid=AP_NAME hw_mode=g channel=1 ------------------------------------>8----------------------------------- wpa_supplicant.conf ------------------------------------>8----------------------------------- ctrl_interface=/var/run/wpa_supplicant ap_scan=1 network={ ssid="AP_NAME" psk="password" } ------------------------------------>8----------------------------------- Note I use vanilla Linux v4.14.4. I'm wondering if you may see different results in your setup and if so could you please suggest something for me to try. Thanks in advance, Alexey P.S. I do remember about my previous email but so far I was not able to get with the board to the place with "problematic" Wi-FI AP, once I get there I'll grab longs for you. From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from smtprelay.synopsys.com ([198.182.47.9]:43089 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753703AbdLNS42 (ORCPT ); Thu, 14 Dec 2017 13:56:28 -0500 From: Alexey Brodkin To: "amitkarwar@gmail.com" CC: "linux-wireless@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "amit.karwar@redpinesignals.com" , "linux-snps-arc@lists.infradead.org" Subject: rsi_91x: Low bandwidth: sends ~100 Kbits/sec, receives ~1.5 Mbits/sec Date: Thu, 14 Dec 2017 18:56:24 +0000 Message-ID: <1513277783.8750.27.camel@synopsys.com> (sfid-20171214_195655_704950_F59AEBFC) References: <1512490314.4977.143.camel@synopsys.com> In-Reply-To: Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: SGkgQW1pdGt1bWFyLA0KDQpZZXQgYW5vdGhlciBvYnNlcnZhdGlvbiB3aXRoIFJTLTkxMTMgbW9k dWxlLg0KSSBtYW5hZ2VkIHRvIHNldHVwIGFuIGFjY2VzcyBwb2ludCBvbiBteSBib2FyZCB3aXRo 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rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753703AbdLNS42 (ORCPT ); Thu, 14 Dec 2017 13:56:28 -0500 From: Alexey Brodkin To: "amitkarwar@gmail.com" CC: "linux-wireless@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "amit.karwar@redpinesignals.com" , "linux-snps-arc@lists.infradead.org" Subject: rsi_91x: Low bandwidth: sends ~100 Kbits/sec, receives ~1.5 Mbits/sec Thread-Topic: rsi_91x: Low bandwidth: sends ~100 Kbits/sec, receives ~1.5 Mbits/sec Thread-Index: AQHTdQ09tj3vFqEndUaOMAD8nxarzg== Date: Thu, 14 Dec 2017 18:56:24 +0000 Message-ID: <1513277783.8750.27.camel@synopsys.com> References: <1512490314.4977.143.camel@synopsys.com> In-Reply-To: Accept-Language: en-US, ru-RU Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.121.8.86] Content-Type: text/plain; charset="utf-8" Content-ID: <609099E774F9E44D8A0D535F2C341986@internal.synopsys.com> MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by nfs id vBEIucEk011199 Hi Amitkumar, Yet another observation with RS-9113 module. I managed to setup an access point on my board with RS-9113 connected either via SDIO (this one is soldered on my board) or via USB (this is your RS9113 Evaluation Board Rev 4.0). But regardless the module I use I still see the same bandwidth figures. RS-9113 sends data at ~100 Kbits and receives at ~1.5-2 Mbits. See below results of iperf3 runs (from development host side). The board with RS-9113 acts as a server: ------------------------------------>8----------------------------------- # iperf3 -c 192.168.111.1 Connecting to host 192.168.111.1, port 5201 [ 4] local 192.168.111.64 port 43430 connected to 192.168.111.1 port 5201 [ ID] Interval Transfer Bandwidth Retr Cwnd [ 4] 0.00-1.00 sec 328 KBytes 2.68 Mbits/sec 0 31.1 KBytes [ 4] 1.00-2.00 sec 63.6 KBytes 521 Kbits/sec 1 31.1 KBytes [ 4] 2.00-3.00 sec 191 KBytes 1.57 Mbits/sec 0 31.1 KBytes [ 4] 3.00-4.00 sec 191 KBytes 1.56 Mbits/sec 0 32.5 KBytes [ 4] 4.00-5.00 sec 191 KBytes 1.56 Mbits/sec 0 36.8 KBytes [ 4] 5.00-6.00 sec 63.6 KBytes 521 Kbits/sec 0 38.2 KBytes [ 4] 6.00-7.00 sec 63.6 KBytes 521 Kbits/sec 0 38.2 KBytes [ 4] 7.00-8.00 sec 191 KBytes 1.56 Mbits/sec 0 48.1 KBytes [ 4] 8.00-9.00 sec 255 KBytes 2.09 Mbits/sec 0 48.1 KBytes [ 4] 9.00-10.00 sec 191 KBytes 1.56 Mbits/sec 0 48.1 KBytes - - - - - - - - - - - - - - - - - - - - - - - - - [ ID] Interval Transfer Bandwidth Retr [ 4] 0.00-10.00 sec 1.69 MBytes 1.42 Mbits/sec 1 sender [ 4] 0.00-10.00 sec 1.39 MBytes 1.16 Mbits/sec receiver ------------------------------------>8----------------------------------- The board with RS-9113 acts as a server (but with "-R" it sends us data now): ------------------------------------>8----------------------------------- # iperf3 -c 192.168.111.1 -R Connecting to host 192.168.111.1, port 5201 Reverse mode, remote host 192.168.111.1 is sending [ 4] local 192.168.111.64 port 45230 connected to 192.168.111.1 port 5201 [ ID] Interval Transfer Bandwidth [ 4] 0.00-1.14 sec 15.6 KBytes 112 Kbits/sec [ 4] 1.14-2.00 sec 2.83 KBytes 27.0 Kbits/sec [ 4] 2.00-3.00 sec 12.7 KBytes 104 Kbits/sec [ 4] 3.00-4.00 sec 14.1 KBytes 116 Kbits/sec [ 4] 4.00-5.00 sec 12.7 KBytes 104 Kbits/sec [ 4] 5.00-6.00 sec 14.1 KBytes 116 Kbits/sec [ 4] 6.00-7.00 sec 14.1 KBytes 116 Kbits/sec [ 4] 7.00-8.00 sec 12.7 KBytes 104 Kbits/sec [ 4] 8.00-9.00 sec 14.1 KBytes 116 Kbits/sec [ 4] 9.00-10.00 sec 12.7 KBytes 104 Kbits/sec - - - - - - - - - - - - - - - - - - - - - - - - - [ ID] Interval Transfer Bandwidth Retr [ 4] 0.00-10.00 sec 296 KBytes 242 Kbits/sec 2 sender [ 4] 0.00-10.00 sec 254 KBytes 208 Kbits/sec receiver ------------------------------------>8----------------------------------- My configurations are as below. hostapd.conf: ------------------------------------>8----------------------------------- interface=wlan0 ctrl_interface=/var/run/hostapd ctrl_interface_group=0 ssid=AP_NAME hw_mode=g channel=1 ------------------------------------>8----------------------------------- wpa_supplicant.conf ------------------------------------>8----------------------------------- ctrl_interface=/var/run/wpa_supplicant ap_scan=1 network={ ssid="AP_NAME" psk="password" } ------------------------------------>8----------------------------------- Note I use vanilla Linux v4.14.4. I'm wondering if you may see different results in your setup and if so could you please suggest something for me to try. Thanks in advance, Alexey P.S. I do remember about my previous email but so far I was not able to get with the board to the place with "problematic" Wi-FI AP, once I get there I'll grab longs for you.