On 21/05/2010, at 5:43 PM, Leonardo Lombardo wrote:

> Hi all,
>
> can someone describe me exactly how hfsc service curve works ?
>
> I've tried playing with this parameter but with no success. I think if I
specify something like upperlimit(x, n, y) then tcp connections that are in
that queue will get at most x for n milliseconds and then y for the rest of
the time. If in the meanwhile another tcp connection comes, then even this
second connection get at most x for n milliseconds and then y. Service curve
is something related to the state, not to the queue. Am I wrong ?
>
> Any help understanding this is really appreciated ;-)

i found kenjiro chos paper on altq really useful to understanding how this
stuff behaves.

dlg

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