Modeling aFibre Channel Switch with Stochastic Petri Nets Gianfranco Dept. of Computer Ciardo Mary Science, College of Williarnand VA 23187-8795, USA Williamsburg, ciardo@cs.wm.edu Ludmila Cherkasova, Vadim Hewlett-Packard Kotov, Labs Alto, CA and Tomas Rokicki Page Mill Road, Palo 94303, com USA {cherkasova,kotov, rokicki}@hpl.hp. As computing and import ten and event the niques switch. model metries was act accurately SPN. simulation [1] for concurrent, ant, systems especially Simple become when increasingly analysis complex more arcan oftheory into view Channel net (SPN) symaspect that exSee Figure 1: System structure. of the 3Y0. the of Discreteabove techInput Polso Input performance numerical on can of We used becomes an overall Queueing insight designing chitecture. yield approximations provide the all a more study bounds performance. Porl 1 Markoviau simulation system An was in the analysis performance can steady-state system. detailed of the Petri by challenging probabilities behavior against within provide behavior. approximate employed, system. performance of a Fibre exploiting stochastic obtained The most firing dynamic valided in the determining reflected This and transition the model found and was a detailed the tion control buffer. of one the from time, queue. which queues of the others different one A of N each message the
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