Messages in this thread | | | Date | Thu, 15 Jul 2010 01:01:00 +0200 | From | Hagen Paul Pfeifer <> | Subject | Re: Raise initial congestion window size / speedup slow start? |
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* Ed W | 2010-07-14 23:52:02 [+0100]:
>Out of curiousity, why has it taken so long for active feedback to >appear? If every router simply added a hint to the packet as to the >max bandwidth it can offer then we would appear to be able to make >massively better decisions on window sizes. Furthermore routers have >the ability to put backpressure on classes of traffic as appropriate. >I guess the speed at which ECN has been adopted answers the question >of why nothing more exotic has appeared?
It is quite late here so I will quickly write two sentence about ECN: one month ago Lars Eggers posted a link at the tcpm maillinglist where google (not really sure if it was google) analysed the employment of ECN - the usage was really low. Search the PDF, it is quite interesting one.
Hagen
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