On Fri, Feb 28, 2003 at 01:27:10PM -0800, Tracy R Reed wrote: > On Fri, Feb 28, 2003 at 05:08:20PM +0200, Costas Dokolas spake thusly: > > So the question is, if I wanted to run some simulations how would I go about > > doing it? How was it done initially? Can it be done in Java? Is there > > something built for this purpose already? If there is nothing available, > > I have pondered using something like User Mode Linux, creating maybe a > hundred instances with maybe a gig of ds each (easy with 200G IDE disks > nowadays) and seeing what happens. Cpu speed, RAM, and disk IO would be > the problems but at least this would eliminate network bandwidth issues. > But there may not even be a need to run each fred in its own kernel > instances. Since it runs on random ports etc it seems like maybe a lot > could be run in parallel as long as they don't step on each other too much > resource-wise. > > > could something be done in Java, or is it not practical for some reason > > (like speed, or capacity)? > > <troll> > Java is not practical for reasons like speed or capacity but who's gonna > let that stop them from trying? ;) > </troll> > > <snip lots of good simulation ideas> > > What sort of simulation efforts have been attempted already? Seems like I > recall Ian or someone writing code to simulate certain situations but that > was more of a mathematical analysis, not a simulation running a bunch of > actual nodes. Actually the opposite. Serapis was the Java simulator back in the day, and it did precicely run a bunch of (virtual) nodes. We did manage to simulate a few thousand nodes.
Scott
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