On Tue, Mar 29, 2011 at 9:36 AM, Felix Fietkau <n...@openwrt.org> wrote: > > In order to debug this properly, please send a dump of the rate control > stats of both sides: > cat /sys/kernel/debug/ieee80211/phy0/netdev:wlan0/stations/*/rc_stats > > And also a dump of the channel busy time: > iw wlan0 survey dump > > This might help narrow down the cause of this issue. > > - Felix
Felix, this is from the AP. Similar information from the CPE will require a short trip since the connection is not good enough to support ssh. Information from the CPE will follow shortly. This information is before your recommended changes. root@OpenWrt:~# cat /etc/config/wireless config wifi-device radio0 option type mac80211 option channel 5 option macaddr 00:15:6d:4e:f1:46 option hwmode 11ng option htmode HT5 list ht_capab SHORT-GI-40 list ht_capab TX-STBC list ht_capab RX-STBC1 list ht_capab DSSS_CCK-40 # REMOVE THIS LINE TO ENABLE WIFI: option disabled 0 option uapsd 0 config wifi-iface option device radio0 option network lan option mode ap option ssid OpenWrt option encryption none root@OpenWrt:~# cat /sys/kernel/debug/ieee80211/phy0/netdev:wlan0/stations/*/rc_stats type rate throughput ewma prob this prob this succ/attempt success attempts HT20/LGI t MCS0 6.1 98.5 100.0 0( 0) 148 199 HT20/LGI PMCS1 7.1 60.4 12.5 0( 0) 413 533 HT20/LGI MCS2 5.8 35.2 0.0 0( 0) 2183 2898 HT20/LGI MCS3 4.8 23.1 0.0 0( 0) 2743 4346 HT20/LGI MCS4 4.4 15.6 0.0 0( 0) 6744 12776 HT20/LGI MCS5 0.0 5.9 0.0 0( 0) 8 123 HT20/LGI MCS6 0.0 0.0 0.0 0( 0) 0 106 HT20/LGI MCS7 0.0 0.0 0.0 0( 0) 0 106 HT20/LGI T MCS8 9.6 82.2 100.0 1( 1) 267 392 HT20/LGI MCS9 7.4 35.7 25.0 0( 0) 4434 6183 HT20/LGI MCS10 0.0 0.0 0.0 0( 0) 110 398 HT20/LGI MCS11 0.0 0.0 0.0 0( 0) 2 106 HT20/LGI MCS12 0.0 0.0 0.0 0( 0) 0 104 HT20/LGI MCS13 0.0 0.0 0.0 0( 0) 0 106 HT20/LGI MCS14 0.0 0.0 0.0 0( 0) 0 106 HT20/LGI MCS15 0.0 0.0 0.0 0( 0) 0 106 Total packet count:: ideal 15455 lookaround 1661 Average A-MPDU length: 1.0 type rate throughput ewma prob this prob this succ/attempt success attempts HT20/LGI TtPMCS0 1.9 30.5 25.0 1( 4) 240 1331 HT20/LGI MCS1 0.0 0.0 0.0 0( 0) 0 2 HT20/LGI MCS2 0.0 0.0 0.0 0( 0) 0 2 HT20/LGI MCS3 0.0 0.0 0.0 0( 0) 0 2 HT20/LGI MCS4 0.0 0.0 0.0 0( 0) 0 2 HT20/LGI MCS5 0.0 5.9 0.0 0( 0) 1 46 HT20/LGI MCS6 0.0 0.0 0.0 0( 0) 0 2 HT20/LGI MCS7 0.0 0.0 0.0 0( 0) 0 3 HT20/LGI MCS8 0.0 6.9 0.0 0( 0) 35 174 HT20/LGI MCS9 0.0 9.2 0.0 0( 0) 27 108 HT20/LGI MCS10 0.0 6.9 0.0 0( 0) 14 115 HT20/LGI MCS11 0.0 0.0 0.0 0( 0) 0 2 HT20/LGI MCS12 0.0 0.0 0.0 0( 0) 0 1 HT20/LGI MCS13 0.0 0.0 0.0 0( 0) 0 3 HT20/LGI MCS14 0.0 0.0 0.0 0( 0) 0 3 HT20/LGI MCS15 0.0 0.0 0.0 0( 0) 0 3 Total packet count:: ideal 331 lookaround 36 Average A-MPDU length: 1.0 root@OpenWrt:~# iw wlan0 survey dump Survey data from wlan0 frequency: 2412 MHz noise: -97 dBm channel active time: 37 ms channel busy time: 12 ms channel receive time: 0 ms channel transmit time: 0 ms Survey data from wlan0 frequency: 2417 MHz Survey data from wlan0 frequency: 2422 MHz Survey data from wlan0 frequency: 2427 MHz Survey data from wlan0 frequency: 2432 MHz [in use] noise: -107 dBm channel active time: 108058390 ms channel busy time: 21908872 ms channel receive time: 3395958 ms channel transmit time: 2010797 ms Survey data from wlan0 frequency: 2437 MHz Survey data from wlan0 frequency: 2442 MHz Survey data from wlan0 frequency: 2447 MHz Survey data from wlan0 frequency: 2452 MHz Survey data from wlan0 frequency: 2457 MHz Survey data from wlan0 frequency: 2462 MHz Survey data from wlan0 frequency: 2467 MHz Survey data from wlan0 frequency: 2472 MHz Survey data from wlan0 frequency: 2484 MHz root@OpenWrt:~# _______________________________________________ ath9k-devel mailing list ath9k-devel@lists.ath9k.org https://lists.ath9k.org/mailman/listinfo/ath9k-devel