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dc.creatorCoelho,Flávia S.
dc.creatorSauvé,Jacques P.
dc.creatorAbbas,Cláudia B.
dc.date2003-06-01
dc.date.accessioned2020-02-17T15:36:04Z
dc.date.available2020-02-17T15:36:04Z
dc.identifierhttps://scielo.conicyt.cl/scielo.php?script=sci_arttext&pid=S0718-13372003000100004
dc.identifier.urihttps://revistaschilenas.uchile.cl/handle/2250/132230
dc.descriptionPublished work on computer network reliability frequently uses availability as a performance measure. However, although several ways of defining availability have been proposed, none capture the overall level of service obtained by client hosts in a modern n-tier client/server architecture. We propose such a measure by calculating the fraction of client hosts receiving complete services from the network. We also extend a published, efficient heuristic method for calculating availability to take into account our new proposed measure. The end result is a procedure of polynomial complexity O(nt4), where nt is the total number of components (hosts, links and interconnection equipment) in the network. Numerical results of applying the method to several networks are given.
dc.formattext/html
dc.languageen
dc.publisherUniversidad de Tarapacá. Facultad de Ingeniería
dc.relation10.4067/S0718-13372003000100004
dc.rightsinfo:eu-repo/semantics/openAccess
dc.sourceRevista Facultad de Ingeniería - Universidad de Tarapacá v.11 n.1 2003
dc.subjectEvaluation of availability
dc.subjectnetwork availability
dc.subjectdependability
dc.subjectn-tier client/server architecture
dc.titleAVAILABILITY EVALUATION OF NETWORKS: AN APPROACH FOR N-TIER CLIENT SERVER ARCHITECTURE


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