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Re: rate instability in wireless stack

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On Mon, Jan 05, 2009 at 02:32:21PM +0100, Felix Fietkau wrote:
> It looks like mac80211 is not getting proper feedback from the tx
> status of the device. Is this with the patch that Larry suggested?
> If so, please revert that patch and post an updated version of the
> same stats.

With Larry's patch reverted. Rate is still at 1Mbit/s of course.
This is all only with rtl8180, I didn't try everything on the realtek
card too. 

-Andi

rate     throughput  ewma prob   this prob  this succ/attempt   success    attempts
TtP  1         0.9       99.2      100.0          1(  1)         23          32
     2         0.0        0.0        0.0          0(  0)          0           0
     5.5       0.0        0.0        0.0          0(  0)          0           1
    11         0.0        0.0        0.0          0(  0)          0           0
     6         0.0        0.0        0.0          0(  0)          0           0
     9         0.0        0.0        0.0          0(  0)          0           0
    12         0.0        0.0        0.0          0(  0)          0           0
    18         0.0        0.0        0.0          0(  0)          0           0
    24         0.0        0.0        0.0          0(  0)          0           0
    36         0.0        0.0        0.0          0(  0)          0           0
    48         0.0        0.0        0.0          0(  0)          0           0
    54         0.0        0.0        0.0          0(  0)          0           0

Total packet count::    ideal 25      lookaround 1



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