[Ns-developers] [ns3] a synchronous socket/posix API

George Riley riley at ece.gatech.edu
Mon Apr 7 06:46:02 PDT 2008


>>> However, could the default be for a "no delay" model?
>
> It seems to me that elsewhere in the simulator, and in general with  
> network
> simulation, the assumption is made the CPU time is not modeled. If a  
> user
> wants to model processing time, this should be a conscious decision,  
> and the
> user should be aware of which model they are picking. Silently  
> modeling
> delay based on actual recorded wall time here also makes the  
> simulations
> non-deterministic by default, which sounds like a bad idea to me.
Definitely; I'm not against modeling delay (or more correctly giving  
the user
the option to model it), but do not want ns3 to by default include CPU  
processing
delays in some places and not others.  The default should clearly by  
"no delay".
George



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