PERFORMANCE COMPARISON OF CELL-BASED AND PACKET-BASED SWITCHING SCHEMES FOR SHARED MEMORY SWITCHES

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摘要 SharedMemory(SM)switchesarewidelyusedforitshighthroughput,lowdelayandefficientuseofmemory.ThispapercomparestheperformanceoftwoprominentswitchingschemesofSMpacketswitches:Cell-BasedSwitching(CBS)andPacket-BasedSwitching(PBS).Theoreticalanalysisiscarriedouttodrawqualitativeconclusiononthememoryrequirement,throughputandpacketdelayofthetwoschemes.Furthermore,simulationsarecarriedouttogetquantitativeresultsoftheperformancecomparisonundervarioussystemload,trafficpatterns,andmemorysizes.SimulationresultsshowthatPBShastheadvantageofshortertimedelaywhileCBShaslowermemoryrequirementandoutperformsinthroughputwhenthememorysizeislimited.Thecomparisoncanbeusedfortradeoffbetweenperformanceandcomplexityinswitchdesign.
机构地区 不详
出版日期 2004年01月11日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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