[Voyage-linux] ksoftirqd/0 consumes all CPU during atheros transmit

Edwin Whitelaw (spam-protected)
Wed Apr 29 00:50:28 HKT 2009


Googling shows others have reported this but I've not found any answers.

Voyage 0.5.2 fully upgraded.  Board is bridging eth0 and ath0.  During 
transmit, the CPU load (as shown by top) goes to 95% + and the 
throughput drops to nothing.  Receiving traffic has no effect on 
ksoftirqd/0.  I've tried two different radios, XR2 and DCMA-82 and both 
WRAP and ALIX boards. 

Will try an earlier Voyage next.

Anyone have any ideas on this?  This is a show stopper for this unit and 
would like to understand better the cause.  Is this a madwifi issue?  
Kernel?  Combination?

Thanks,

Edwin

-- 
<=+=+=+==+=+=+==+=+=+=+=+=+=+=+=>
Edwin Whitelaw, P.E.
New River Valley Unwired, LLC
2200 Lonesome Dove Dr
Christiansburg, VA 24073
540-239-0318





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