From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?Alexander_M=FCller?= Date: Tue, 03 Jan 2012 20:01:29 +0100 Subject: [ath9k-devel] ath9k ar9285, wlan speed <2 Mbyte/s, how to speedup? Message-ID: <4F035089.3000706@arcor.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: ath9k-devel@lists.ath9k.org Hi, I have an Atheros AR9285 in my Samsung Notebook and run Kubuntu 11.10 and Win7 on it. While using Win7 i get speeds of about 8 Mbyte/s When using Kubuntu I get only speeds below 2 Mbyte/s I tried the daily driver of 2 january 2012, but nothing changed. via wired I get about 8 Mbyte/s, just to show that its not on the server side. Is it possibly to get higher speeds? it's just kinda sad to get speeds from 5 years ago with new Hardware. thanks Here some data: *iw list:* Wiphy phy0 Band 1: Capabilities: 0x11ce HT20/HT40 SM Power Save disabled RX HT40 SGI TX STBC RX STBC 1-stream Max AMSDU length: 7935 bytes DSSS/CCK HT40 Maximum RX AMPDU length 65535 bytes (exponent: 0x003) Minimum RX AMPDU time spacing: 8 usec (0x06) HT TX/RX MCS rate indexes supported: 0-7 Frequencies: * 2412 MHz [1] (14.0 dBm) * 2417 MHz [2] (15.0 dBm) * 2422 MHz [3] (15.0 dBm) * 2427 MHz [4] (15.0 dBm) * 2432 MHz [5] (15.0 dBm) * 2437 MHz [6] (15.0 dBm) * 2442 MHz [7] (15.0 dBm) * 2447 MHz [8] (15.0 dBm) * 2452 MHz [9] (15.0 dBm) * 2457 MHz [10] (15.0 dBm) * 2462 MHz [11] (15.0 dBm) * 2467 MHz [12] (15.0 dBm) (passive scanning) * 2472 MHz [13] (14.0 dBm) (passive scanning) * 2484 MHz [14] (disabled) Bitrates (non-HT): * 1.0 Mbps * 2.0 Mbps (short preamble supported) * 5.5 Mbps (short preamble supported) * 11.0 Mbps (short preamble supported) * 6.0 Mbps * 9.0 Mbps * 12.0 Mbps * 18.0 Mbps * 24.0 Mbps * 36.0 Mbps * 48.0 Mbps * 54.0 Mbps max # scan SSIDs: 4 Supported interface modes: * IBSS * managed * AP * AP/VLAN * WDS * monitor * mesh point * Unknown mode (8) * Unknown mode (9) Supported commands: * new_interface * set_interface * new_key * new_beacon * new_station * new_mpath * set_mesh_params * set_bss * authenticate * associate * deauthenticate * disassociate * join_ibss * Unknown command (68) * Unknown command (55) * Unknown command (57) * Unknown command (59) * Unknown command (67) * set_wiphy_netns * Unknown command (65) * Unknown command (66) * Unknown command (82) * Unknown command (81) * Unknown command (84) * Unknown command (87) * Unknown command (85) * testmode * connect * disconnect *iwlist wlan0 scan:* wlan0 Scan completed : Cell 01 - Address: 00:1C:4A:4G:DH:I9 Channel:5 Frequency:2.432 GHz (Channel 5) Quality=70/70 Signal level=-33 dBm Encryption key:on ESSID:"mySSID" Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s 9 Mb/s; 12 Mb/s; 18 Mb/s Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s Mode:Master Extra:tsf=000000024f19e180 Extra: Last beacon: 15856ms ago IE: Unknown: 00066165786C616E IE: Unknown: 010882848B968C129824 IE: Unknown: 030105 IE: IEEE 802.11i/WPA2 Version 1 Group Cipher : TKIP Pairwise Ciphers (1) : CCMP Authentication Suites (1) : PSK IE: WPA Version 1 Group Cipher : TKIP Pairwise Ciphers (1) : TKIP Authentication Suites (1) : PSK IE: Unknown: 2A0100 IE: Unknown: 3204B048606C IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00 IE: Unknown: 2D1A4E101BFFFF000000000000000000000000000000000000000000 IE: Unknown: 3D16050F0800000000000000000000000000000000000000 IE: Unknown: DD0900037F01010000FF7F IE: Unknown: DD0A00037F04010001000000 *iw dev wlan0 link:* Connected to 00:1c:4a:G5:Hd:I9 (on wlan0) SSID: mySSID freq: 2432 RX: 148276513 bytes (133973 packets) TX: 7880580 bytes (68321 packets) signal: -34 dBm tx bitrate: 121.5 MBit/s MCS 6 40Mhz -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.ath9k.org/pipermail/ath9k-devel/attachments/20120103/f03eddfa/attachment.htm