<div dir="ltr">If you have multiple flows the BDP will change as measured at the end points.<div>Also the queue occupancy has to accommodate the overshoot. If you have a BDP in flight plus </div><div>epsilon you should not size based on the long term value but on the overshoot. </div><div>If you don't have space for it, the long term value may be even larger. </div></div><br><div class="gmail_quote"><div dir="ltr">On Thu, Nov 29, 2018 at 8:55 AM Dave Taht <<a href="mailto:dave.taht@gmail.com">dave.taht@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">On Wed, Nov 28, 2018 at 11:45 PM Jonathan Morton <<a href="mailto:chromatix99@gmail.com" target="_blank">chromatix99@gmail.com</a>> wrote:<br>
><br>
> > On 29 Nov, 2018, at 9:39 am, Dave Taht <<a href="mailto:dave@taht.net" target="_blank">dave@taht.net</a>> wrote:<br>
> ><br>
> > …when it is nearly certain that more than one flow exists, means aiming<br>
> > for the BDP in a single flow is generally foolish.<br>
><br>
> It might be more accurate to say that the BDP of the fair-share of the path is the cwnd to aim for. Plus epsilon for probing.<br>
<br>
OK, much better, thanks.<br>
<br>
> - Jonathan Morton<br>
><br>
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<br>
-- <br>
<br>
Dave Täht<br>
CTO, TekLibre, LLC<br>
<a href="http://www.teklibre.com" rel="noreferrer" target="_blank">http://www.teklibre.com</a><br>
Tel: 1-831-205-9740<br>
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