Re: [net-next PATCH v4 1/3] net: TCP thin-stream detection

From: Hagen Paul Pfeifer
Date: Sun Feb 21 2010 - 17:18:37 EST


* Pavel Machek | 2010-02-21 11:21:03 [+0100]:

>> +1) If the stream is thin, fast retransmit on the first dupACK.
>> +2) If the stream is thin, do not apply exponential backoff.
>
>2) seems very dangerous/unfair. If network congestion is caused just
>by thin streams, will the network just fall apart?

I question the fairness of this modification! The modification sounds _really_
far-reaching. Did you analyse the behaviour of this modification? What about
fairness analysis? Great work is available in the network simulator sector for
this kind of analysis (e.g. jain's fairness index).


HGN

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