Cell Relay Archive[Date Prev][Date Next][Thread Prev][Thread Next] [Date Index][Thread Index][Author Index][Subject Index] Re: Queue Length - Buffer Size
Laurent Jaussi wrote: > > Hi, > > In the ACTS project EXPERT, we have made an experimental study on > the performance of TCP over UBR with EPD (several TCP sources > multiplexed at a bottleneck). It turns out that with a good TCP > implemantation you need > little more than one TCP window size to achieve good performance > in terms of goodput and fairness. > > A report on these experiments can be found at: > http://tcomwww.epfl.ch/~jaussi/icatm98.pdf > > The length of the burts that arrives to the buffer naturally depends > on the IP MTU which limits the size of the IP packets, and also on the > TCP window size and TCP acknowledgement strategy (delayed or non-delayed > ACK). > > Cheers, > > Laurent > > Patrick Hurley wrote: > > > > Has anyone done research or know of research that exists that studies > > the number of cells that a queue must tolerated before it drops IP > > packets? > > > > I have seen distributions where it shows that most (average) bursts are > > for 5 cells and the maximum burst is for 93 or 100 cells. > > > > I know of the self-similar paper, that is not what I am looking for. This is what I am looking for, thank you. -- Patrick Hurley KP-IT Network Technology Planning Kaiser Permanente Health Plan http://www.wco.com/~phurley -- Life consists in what a man is thinking of all day. -Ralph Waldo Emerson |
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