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1、杭州电子科技大学硕士学位论文ABSTRACTWiththerapidgrowingofthedataonInternet,enterprisefacingthedifficulttomanagemassivedatawithhighcostofandlowreliability,thenenterpriseseparatethestorageandseekhelpfromcloudstorageprovider,cloudstorageservicewithhighreliability,highscalabilityandlargecapacitystorageapplications,
2、cloudstoragesystemisinvolvedinthestoragenetworking,virtualization,datatransmission,distributedstoragetechnology,hasgoodprospectsandvalueofacademicresearch.Thepapersrelatedtoonlinenetworkdiskbasedondistributedstoragesystem,themainworkandresearchcontentsareasfollows:Inordertoadapttotherequirementsof
3、themassivescalestorageenvironments,andimprovestoragespaceutilizationofthedatacenterhost,wedesignedandimplementedInfoStor,aheterogeneousenvironment,distributedblockstoragesystem.Throughin-bandstoragevirtualizationtechnologythatprovidesthereliabilityoftraditionalenterprisearrayswithlowcostandbetters
4、calability;provideredundancycopyofbackendandsupporttheadaptivecopyofreconstruction;ProxyNodesuse“listen-detect-switch”highavailabilitymoduletoavoidsinglepointfailureofsystem.Commercializedonlinenetworkdiskislimitedbythecharacteristicsofthecampusnetworkandexports,thenuseGlusterFSfilesystemintegrati
5、onInfoStor,designandimplemetationcampus-orientedonlinepersonalnetworkdiskservice-InfoDisk.Combinethecharacteristicsandneedsoftheusersofthecampusnetwork,in-depthstudyonthecampusnetworkstoragesolutions,anddesignafunctional,user-friendlynetworkharddrivesystem,onthisbasis,forcharacteristicsofthecampus
6、storageservicewithhighconcurrency,highdatavolumeandhighthroughput,thendesignoptimizationoftheperformanceofthisservice.Thisstudyfocuseson(1)basedonin-bandarchitectureofdistributedblockstoragevirtualizationtechnologysystem,introducethemainfunctionmodules:diskmanagement,storagepoolmanagement,virtualv
7、olumemanagementandLUNMappingimplementationprocess,ProxyNodehighavailabilitymodeandback-endmulti-redundantstoreimplementations.(2)combinationofWebtechnologieswithcloudstorageplatform,designandimplementationofWeb-b