[Make-wifi-fast] Thoughts on tackling airtime fairness

David Lang david at lang.hm
Wed May 11 11:17:24 EDT 2016

On Wed, 11 May 2016, Toke Høiland-Jørgensen wrote:

> Luca Muscariello <luca.muscariello at gmail.com> writes:
>>  Do you happen to recall what precision you achieved or how much the
>>  precision was really important? Several papers seem to assume that very
>>  high precision is not terribly important since it all evens out in the
>>  end, and I can see how that could be true; but would like to have it
>>  confirmed :)
>> what do you mean with precision?
>> Do you mean in measuring the PHY rate? 
>> Short term vs long term measurements? else?
> Yes, in measuring the rate. Was this a per-packet thing, and were you
> actually able to get information sufficiently accurate to achieve the
> desired level of fairness? And by what mechanism? Was this in the driver
> or higher up in the stack?

I expect that if you were able to change this even once/sec and account for the 
rate you would be far better than what we have now.

David Lang

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