Am 09.10.2013 06:29, schrieb ASIC Felix: > I get this connection drop several times an hour, at office up to > 20x/hour, with current Ubuntu Kernel + Backports wifi even at home, > before only at the office. Wifi connection recovers eventually, but > breaks VM and often even VPN connections. 20x per hour? it mean each 3 mints. Hmm... looks like scan interval of wpa_supplicant. Is it possible to change time to live setting of access point? > Does anyone else see this? Further info needed? > > Ubuntu: 12-04 LTS > Kernel: 3.2.0-54-generic #82-Ubuntu SMP x86_64 > Backports: v3.11-rc3-1-0-g4e81a94 > make menuconfig: [ ] enable powersave by default > > [ 1955.984833] wlan0: Aggregation is on for 00:24:01:45:51:41 tid 0 > [ 1961.168180] wlan0: tx session timer expired on 00:24:01:45:51:41 tid 0 > [ 1961.168259] wlan0: Tx BA session stop requested for 00:24:01:45:51:41 tid 0 > [ 1968.356133] wlan0: Stopping Tx BA session for 00:24:01:45:51:41 tid 0 > [ 1969.919269] wlan0: Rx BA session stop requested for > 00:24:01:45:51:41 tid 1 recipient reason: 36 > [ 1969.921269] wlan0: moving STA 00:24:01:45:51:41 to state 3 > [ 1969.921280] wlan0: moving STA 00:24:01:45:51:41 to state 2 > [ 1969.921289] wlan0: moving STA 00:24:01:45:51:41 to state 1 > [ 1969.921294] wlan0: Removed STA 00:24:01:45:51:41 > [ 1969.994841] wlan0: Destroyed STA 00:24:01:45:51:41 > [ 1969.994901] cfg80211: Calling CRDA to update world regulatory domain > [ 1970.007475] cfg80211: World regulatory domain updated: > [ 1970.007483] cfg80211: (start_freq - end_freq @ bandwidth), > (max_antenna_gain, max_eirp) > [ 1970.007491] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), > (300 mBi, 2000 mBm) > [ 1970.007497] cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz), > (300 mBi, 2000 mBm) > [ 1970.007503] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), > (300 mBi, 2000 mBm) > [ 1970.007509] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), > (300 mBi, 2000 mBm) > [ 1970.007515] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), > (300 mBi, 2000 mBm) > [ 1973.450965] wlan0: authenticate with 00:24:01:45:51:41 > [ 1973.450986] wlan0: Allocated STA 00:24:01:45:51:41 > [ 1973.463343] wlan0: Inserted STA 00:24:01:45:51:41 > [ 1973.463352] wlan0: send auth to 00:24:01:45:51:41 (try 1/3) > [ 1973.573146] wlan0: send auth to 00:24:01:45:51:41 (try 2/3) > [ 1973.753188] wlan0: authentication with 00:24:01:45:51:41 timed out > [ 1973.757595] wlan0: Removed STA 00:24:01:45:51:41 > > Driver / Wifi module etc: > > Loading modules backported from Linux version v3.11-rc3-0-g5ae90d8 > Backport generated by backports.git v3.11-rc3-1-0-g4e81a94 > cfg80211: Calling CRDA to update world regulatory domain > cfg80211: World regulatory domain updated: > cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) > cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) > cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) > cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) > cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) > cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) > ath9k 0000:0d:00.0: PCI INT A -> GSI 18 (level, low) -> IRQ 18 > ath9k 0000:0d:00.0: setting latency timer to 64 > ath: phy0: ASPM enabled: 0x42 > ath: EEPROM regdomain: 0x6a > ath: EEPROM indicates we should expect a direct regpair map > ath: Country alpha2 being used: 00 > ath: Regpair used: 0x6a > ieee80211 phy0: Selected rate control algorithm 'minstrel_ht' > Registered led device: ath9k-phy0 > ieee80211 phy0: Atheros AR9300 Rev:3 mem=0xffffc900118c0000, irq=18 > > > Felix > -- > To unsubscribe from this list: send the line "unsubscribe linux-wireless" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- Regards, Oleksij -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
