On Sat, Apr 27, 2002 at 03:43:15PM -0700, Marcelo Carvalho wrote:
...
> According to my first results (even a simple ping
> shows it), the delays are not properly set by
> dummynet. Ok, the HZ option is set initially to 100.
actually you should give a more detailed description of what
goes wrong or it is impossible to comment what you are
seeing.
same for netperf.
cheers
luigi
> Following Luigi's recommendations, I've increased HZ
> to 1000. It turns out that I'm now getting
> segmentation faults when I run netperf!
>
> I've tried to play around with the quantum clock as
> well without success... I've increased it and the
> measurements get really wild, totally inconsistent.
>
> I've read Luigi's previous message about the impact
> on select() behavior on softwares that are not aware
> of this. So, considering that so many people have
> played around with the HZ option and could perform
> measurements without no problem, is there a patch to
> netperf that overcomes this problem or a better
> software for performance evaluation as good (or
> better) than netperf???
>
> In case not, is anybody here familiar with this
> problem and has fixed it in the past? I would really
> appreciate any help, comments, etc.
>
> Thanks,
> Marcelo.
>
>
>
>
>
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