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Re: [ns] ns scalability



You may find part 7 in ns manual helpful. Thanks.

-chen xuan

On Thu, 27 Jul 2000, Will Shaver wrote:

> Florentina Popovici wrote:
> > 
> > Hey all,
> > 
> > I plan to use ns for simulating an application-level protocol over TCP. The
> > network topology that I will use has a number of nodes anywhere between 100
> > and 1000.
> > 
> > Does any of you have experience in using ns with a large network? How well
> > does ns scale? What are the elements that can be a limit in
> > my simulation (e.g. number of events?).
> > 
> > Thank you,
> > Florentina
> > 
> > ________________________________________________________________________
> > Get Your Private, Free E-mail from MSN Hotmail at http://www.hotmail.com
> 
> The thing that slows my simulations down when I have that may nodes is
> not the events themselves, but writing the trace files to a disk.
> Minimize the number of tracefiles used to exactly what you need, and if
> possible write your own output files instead of using the built in trace
> files. Otherwise, I've done sim's with over 100 nodes and not had a
> problem.
> 

-- 
Xuan Chen
ISI/USC