局部網(wǎng)格研究.pdf

1、浙江大學(xué)碩士學(xué)位論文局部網(wǎng)格研究姓名：費華東申請學(xué)位級別：碩士專業(yè)：計算機應(yīng)用技術(shù)指導(dǎo)教師：李偉青20050301浙江人學(xué)碩士學(xué)位論文AbstractThereisaneedforapowerfulcomputingcapacitytoassistthesolvingofsomecomplexproblemsinscientificdomainorebusinessInaIimitedtime，aPersonalComputerfPC)

2、isnltabletosolvesomecomplexproblems，evenaSuperComputerMeanwhile，asanemergingthehighspeednetworkandarequirementforthecollaborationbetweenpeoplelocatedinsomedi骶rentsitesinordertoshareresourcesthataredistributedfromageogral

3、phica]oranadministrativeperspectivesuchasPC，serverSuperComputerstorage，network，databaseandinstrumentavarietyofdistributedcomputingtechnologieshavebeeninvented‘TheGrid’asatermincomputingworldwasformulatedinthe1990sItrefer

4、redtoarlenvisionedadvanceddistributedcomputingparadigmwithcapabilitiestoultimatelyassistinservingcomplexscienceandengineeringproblemsbeyondthescopeofexistingcomputinginfrastructuresDuringtheearlyphaseofresearchingGrid，Gr

5、idhasbeenadcIptedinscientificcomputingdomain，includedhighperformancecomputingandhighthroughputcomputingARerWebServicehasbeensuccessfullydevelopingandadoptinginebusiness，Gridhasalsobeengreatlydeveloping，andithasbeenadopti

6、nginnotonlyscientificdomainbutalsoebusinessCurrentlyOpenGridServicesArchitecture(OGSA)needsGridtechnology(namelyGlobusToolkit)andw曲ServicetosupportitsrealizationWestartcoconsiderthedistributedcomputingassomecomplexproble

7、msneedtobesolvedTobcspecificsimulatingdynamicwavescomesoutaIotofdataandneedssomepowerfoICPUstosupportcomputingofproblemAfteranalyzedsomedistributedcomputingtechnologies，wedecidedtoadopt‘Grid’toassistthesolvingofproblemFo

8、rmakingupaGridGlobusToolkitisconsideredinthefirstplacebutit1ackflexibilityresultedfromsecurityprocessing山atisn’tconsideredbyusinLANanditcannoteriectivelycontroIthecommunicationamongdeployediobs，So，weproposeaLocalGridArch

9、itecturewhichismoresuitableforLAN’scharactersthatarecentralizedresourcesandhighspeednetworkBasedonLayeredGridArchitecture，OpenGridServicesArchitecture(OGSA)，GlobusToolkit，EuropeanUnion’sDataOrid，IBMOptimalGrid，GMAandRGMA

10、ourresearchincludes：(1)BasedoncharactersandprimaryapplicationsofLayeredGridArchitectureandOGSAwithcharactersofLAN，weproposeakindoflocalgridarchitectureItstargetisprovidingabeRerqualityofservice(QoS)thatincludeshigh—speed

11、computing，dynamicandadaptiveschedule，easyuseandmoreefficientcommunicationamongjobsandsoonWealsoproposedhowtomakeupalocalgridbasedonlocalgridarchitecture(2)WeanalyzesomereSOUTCedescriptionlanguagesforselectingoneofthemIod

12、escriberesourceandrequestforresourcesinlocalgridAtlast，weconsiderthatRDFisbetterthanonesforourgrid，andanalyzewhata陀RDFandRDFSchemaandhowtousethemtodescriberesources(3)BasedonanalyzingGridMonitoringArchitecture(GMA)propos

13、edbyGGFandRGMAusedinEuropeanUnion’sDataGrid，andintegratedwithLAN’scharacters，weproposeRGMAoflocalgrid，anddiscussindetailthatRGMAoflocalgridishowtoconstructandhowtolain(4)Weproposeamodelofresourcerequirementanddiscusshowt