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Date:      Thu, 28 Dec 2006 16:52:14 -0800 (PST)
From:      Lamont Granquist <lamont@scriptkiddie.org>
To:        JoaoBR <joao@matik.com.br>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: ath0 timeout problem - again
Message-ID:  <Pine.GSO.4.60.0612281648440.18106@sploit.scriptkiddie.org>
In-Reply-To: <200612282002.11562.joao@matik.com.br>
References:  <200612282002.11562.joao@matik.com.br>

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check this message:

http://lists.freebsd.org/pipermail/freebsd-stable/2006-December/031216.html

run "/usr/src/tools/tools/net80211/wlandebug/wlandebug -i ath0 power" and=
=20
see if one of the hosts on your wlan has powersaving turned on.

"stops forever" was not one of my symptoms though, so your issue may be=20
different...

On Thu, 28 Dec 2006, JoaoBR wrote:
> I need some help here, this is not a single case, I get this on a several
> machines, this is releng_6 , recent, but old problem getting ugly
>
>
> first I get this kind of events in messages, independent if it is client =
mode
> or hostap or adhoc
>
> Dec 28 16:50:53 ap1-cds kernel: ath0: discard oversize frame (ether type =
5e4
> flags 3 len 1522 > max 1514)
> Dec 28 16:51:01 ap1-cds kernel: ath0: discard oversize frame (ether type =
5e4
> flags 3 len 1522 > max 1514)
> Dec 28 16:58:16 ap1-cds kernel: ath0: device timeout
> ... timeout event repeats
>
> I really do not know what this event means (ether type 5e4), for my
> understandings it is vague in the source, so I am lost here
>
> {
> I get continously:
>
> kernel: ath0: link state changed to DOWN
> kernel: ath0: link state changed to UP
>
> when WL client but it recovers when the AP comes back to normal
> so wl-cli mode is not the issue
> }
>
>
> but when the machine is running hostap the link state up/down events do n=
ot
> come up but transmission is interrupted, or better, goes slow and stops
> then - and stops forever until cold reboot, no chance to get this card ba=
ck,
> not even unload ath and reload the driver (that was a try but I use it
> compiled into the kernel)
> this is not related to any WEP settings or any rate, this problem is comi=
ng up
> with either rate-sample or rate_onoe
>
>
> this is not related to the "tx stopped" problem (OACTIVE) and it is not
> related to any [TX|RX]BUF value (whatever it is set to)
>
> this problem is not a single case and not hardware related, here I mean M=
B,
> CPU, memory but is related in a certain way to the ath drv - same machine=
,
> but wi0 (prism card) and it does NOT happen this way
>
>
> I am with this problem since 6.0 and would be glad if somebody could conv=
ince
> Mr. Sam L.  to attend this since it is a serious issue - any FreeBSD rele=
ng_6
> has this problem but releng_5 does not
>
> depending on the amount of traffic I get this any hour ( when 2-3Mbit/s o=
r
> more) or several times a day (when 1-2Mbit/s)
>
> it get worse when I have more then one ath card installed
>
>
> ath stats:
>
> 70777 data frames received
> 71551 data frames transmit
> 420 tx frames with an alternate rate
> 10821 long on-chip tx retries
> 260 tx failed 'cuz too many retries
> 11M current transmit rate
> 10489 tx management frames
> 1 tx frames discarded prior to association
> 786 tx frames with no ack marked
> 80516 tx frames with short preamble
> 54395 rx failed 'cuz of bad CRC
> 146438 rx failed 'cuz of PHY err
>    145013 CCK timing
>    1425 CCK restart
> 5295 beacons transmitted
> 19 periodic calibrations
> 42 rssi of last ack
> 31 avg recv rssi
> -98 rx noise floor
> 572 cabq frames transmitted
> 11 cabq xmit overflowed beacon interval
> 1525 switched default/rx antenna
> Antenna profile:
> [1] tx    41285 rx    4
>
>
> ifconfig
>
> ath0: flags=3D8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> mtu 15=
00
>        ether 00:13:46:8b:f1:86
>        media: IEEE 802.11 Wireless Ethernet DS/11Mbps mode 11b <hostap>
>        status: associated
>        ssid omegasul channel 1 (2412) bssid 00:13:46:8b:f1:86
>        authmode OPEN privacy ON deftxkey 1
>        wepkey 1:40-bit
>        wepkey 2:40-bit
>        wepkey 3:40-bit
>        wepkey 4:40-bit powersavemode OFF powersavesleep 100 txpowmax 36
>        txpower 63 rtsthreshold 2346 mcastrate 1 fragthreshold 2346 bmiss =
7
>        -pureg protmode CTS -wme burst ssid HIDE -apbridge dtimperiod 1
>        bintval 100
>
>
>
>
> --
> thank's
> Jo=E3o
>
>
>
>
>
>
>
> A mensagem foi scaneada pelo sistema de e-mail e pode ser considerada seg=
ura.
> Service fornecido pelo Datacenter Matik  https://datacenter.matik.com.br
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