New hardware, old problem: stuck beacon when here is WiFi traffic

Adrian Chadd adrian at freebsd.org
Fri Apr 26 21:17:27 UTC 2013


On 26 April 2013 14:14, Lev Serebryakov <lev at freebsd.org> wrote:
> Hello, Adrian.
> You wrote 26 апреля 2013 г., 18:56:57:
>
> AC> And please cc -wireless with your debugging results :)
>  Ok.
>    It is interesting how throughput is not connected to rate after
>  these problems. Now I have client at stable 270M rate with RSSI ~28,
>  and only 15-20Mbit/s of UDP traffic AP->Client... :(
>
>    It looks like throughput is bad after card reset without reboot...
>   But no ath_bar_suspend!
>
>    Yes, after full reboot throughput is osscilate between 65 and
>  120Mbit/s! But with bar_suspsends!
>
>    Maybe, it is coincidence, but I npotice this for second time...

All kinds of reasons for this behaviour. We'll look into it after we
nail down why the TX queue is stalling.



adrian


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