From owner-freebsd-wireless@FreeBSD.ORG Mon Apr 1 22:38:22 2013 Return-Path: Delivered-To: freebsd-wireless@freebsd.org Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id D860A48C; Mon, 1 Apr 2013 22:38:22 +0000 (UTC) (envelope-from gromanov@hellok.org) Received: from na01-bl2-obe.outbound.protection.outlook.com (mail-bl2lp0205.outbound.protection.outlook.com [207.46.163.205]) by mx1.freebsd.org (Postfix) with ESMTP id 828316AE; Mon, 1 Apr 2013 22:38:21 +0000 (UTC) Received: from BN1PR05MB060.namprd05.prod.outlook.com (10.255.202.153) by BN1PR05MB057.namprd05.prod.outlook.com (10.255.202.139) with Microsoft SMTP Server (TLS) id 15.0.651.16; Mon, 1 Apr 2013 22:38:13 +0000 Received: from BN1PR05MB060.namprd05.prod.outlook.com ([169.254.12.168]) by BN1PR05MB060.namprd05.prod.outlook.com ([169.254.12.168]) with mapi id 15.00.0651.000; Mon, 1 Apr 2013 22:38:12 +0000 From: Gleb Romanov To: Adrian Chadd Subject: RE: 802.11n performance for AR9280 Thread-Topic: 802.11n performance for AR9280 Thread-Index: Ac4vJECdyYHAOVSiQXCZMBDbE5REkQAAwlCAAAAwcbA= Date: Mon, 1 Apr 2013 22:38:12 +0000 Message-ID: <58ea1b99a8c24d3bbda383ad87f05f46@BN1PR05MB060.namprd05.prod.outlook.com> References: <1ca04345430c497abdd21b72680e4e0b@BN1PR05MB060.namprd05.prod.outlook.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [128.239.153.252] x-forefront-antispam-report: SFV:SKI; SFS:; DIR:OUT; SFP:; SCL:-1; SRVR:BN1PR05MB057; H:BN1PR05MB060.namprd05.prod.outlook.com; LANG:en; Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: hellok.org Cc: "freebsd-wireless@freebsd.org" X-BeenThere: freebsd-wireless@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Discussions of 802.11 stack, tools device driver development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 01 Apr 2013 22:38:22 -0000 Thanks! Do you recommend to update everything or only ATH module will be enough? IE get all the sources and follow https://www.freebsd.org/doc/en_US.ISO8859= -1/books/handbook/makeworld.html Or Download the ATH sources and "make all install" ? Gleb > -----Original Message----- > From: adrian.chadd@gmail.com [mailto:adrian.chadd@gmail.com] On > Behalf Of Adrian Chadd > Sent: Monday, April 01, 2013 6:22 PM > To: Gleb Romanov > Cc: freebsd-wireless@freebsd.org > Subject: Re: 802.11n performance for AR9280 >=20 > Hi, >=20 > 9.x doesn't implement 11n aggregation transmission. It only supports 11n > MCS rate transmission (with no aggregation) and 11n RX with MCS and > aggregation. >=20 > If you update to -HEAD you should see the performance increase. >=20 >=20 >=20 > Adrian >=20 > On 1 April 2013 15:10, Gleb Romanov wrote: > > Hello, > > > > I have a question about 802.11n performance for AR9280 ( my card is > Ubiquiti SR71E ) in hostap mode. To measure performance, I'm looking at > the download speeds from my file server (Samba) through a FreeBSD AP to a > laptop with Centrino 6300 (agn 3x3:3). > > I see 3-4 MBytes/s on the 2.4 GHz band (using ht/20 or ht/40 - doesn't > matter) and around 5-6 MB/s on the 5 GHz band (ht/40). > > The laptop is running Win 7 and can do 8-9 MB/s with a commercial AP > > (2.4 GHz ht/20 2x2:2) > > > > I run 9.1-RELEASE GENERIC and the question is this is the expected > performance (from 9.1 RELEASE ) or I'm just doing something wrong? May be > bad antennas or wires? > > If it is expected and I need to switch to HEAD to do better, can I only > update the "ATH_module_releated_stuff" and leave the rest of the base > untouched? > > Any comments would be helpful! > > > > Gleb > > > > > > ------- > > Here is some info about the system: > > Right now it is configured for 2.4 GHz simply because of the range. Wit= h 5 > GHz I need to in the same room with the AP to get the speeds I mentioned. > > > > uname -a > > FreeBSD fwall 9.1-RELEASE FreeBSD 9.1-RELEASE #0 r243825: Tue Dec 4 > 09:23:10 UTC 2012 > root@farrell.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC amd64 > > > > pciconf -lv > > ath0@pci0:3:0:0: class=3D0x028000 card=3D0x4e050777 chip=3D0x002= a168c > rev=3D0x01 hdr=3D0x00 > > vendor =3D 'Atheros Communications Inc.' > > device =3D 'AR928X Wireless Network Adapter (PCI-Express)' > > class =3D network > > > > /etc/rc.conf > > wlans_ath0=3D"wlan0" > > create_args_wlan0=3D"wlanmode hostap" > > ifconfig_wlan0=3D"apbridge mode 11ng ht channel 3:ht/40" > > hostapd_enable=3D"YES" #for wlan0 > > hostapd_program=3D"/usr/local/sbin/hostapd" #run from port instead of > base > > > > ifconfig > > wlan0: > flags=3D8943 metric > 0 mtu 1500 > > ether 00:15:6d:85:25:13 > > nd6 options=3D29 > > media: IEEE 802.11 Wireless Ethernet autoselect mode 11ng > > status: running > > ssid badaboom-n channel 3 (2422 MHz 11g ht/40+) bssid > 00:15:6d:85:25:13 > > country US ecm authmode WPA2/802.11i privacy MIXED deftxkey 2 > > AES-CCM 2:128-bit AES-CCM 3:128-bit txpower 27 scanvalid 60 > > protmode CTS -htcompat -ampdu ampdulimit 64k ampdudensity 8 - > amsdu > > smps wme burst dtimperiod 1 -dfs > > > > /etc/hostapd.conf: > > ht_capab=3D[HT40+][SHORT-GI-20][SHORT-GI-40][TX-STBC][RX- > STBC12][DELAYED > > -BA][MAX-AMSDU-7935][DSSS_CCK-40][LDPC][GF][SMPS- > DYNAMIC][PSMP][LSIG-T > > XOP-PROT] (Here I used all available options. I don't see any > > difference between using the line and commenting it out. Huh?) > > _______________________________________________ > > freebsd-wireless@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-wireless > > To unsubscribe, send any mail to "freebsd-wireless- > unsubscribe@freebsd.org"