ipfw (dummynet) adds delay, but not configured to do so

Sebastian Mellmann sebastian.mellmann at net.t-labs.tu-berlin.de
Thu Mar 5 23:06:52 PST 2009


>> Secondly, apropos Sebastian's experience, should this say "The value
>> (even if 0) is rounded to the next multiple of the clock tick .." ?
>> ^^^^^^^^^^^
>
> 0 is rounded to 0 so that's not an issue.
> The delay Sebastian is seeing comes from the babdnwidth limitation,
> which is causing a non-zero "transmission time" which is rounded up.

Let me get this right:

When I configure a pipe with bandwidth limitations, I'll always get some
additional delay when a packet passes this pipe?

> 	cheers
> 	luigi


Regards,
Sebastian



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