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首页 Principles of Computer System Design - An Introd…

Principles of Computer System Design - An Introduction (Part II).pdf

Principles of Computer System D…

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2012-01-13 0人阅读 举报 0 0 暂无简介

简介:本文档为《Principles of Computer System Design - An Introduction (Part II)pdf》,可适用于IT/计算机领域

SaltzerKaashoekChPartII,piJune,:amPrinciplesofComputerSystemDesignAnIntroductionPartIIChapters–JeromeHSaltzerMFransKaashoekMassachusettsInstituteofTechnologyVersionSaltzerKaashoekChPartII,piiJune,:amCopyright©byJeromeHSaltzerandMFransKaashoekSomeRightsReservedThisworkislicensedunderaCreativeCommonsAttributionNoncommercialShareAlikeUnitedStatesLicenseFormoreinformationonwhatthislicensemeans,visithttp:creativecommonsorglicensesbyncsausDesignationsusedbycompaniestodistinguishtheirproductsareoftenclaimedastrademarksorregisteredtrademarksInallinstancesinwhichtheauthorsareawareofaclaim,theproductnamesappearininitialcapitalorallcapitallettersAlltrademarksthatappearorareotherwisereferredtointhisworkbelongtotheirrespectiveownersSuggestions,Comments,Corrections,andRequeststowaivelicenserestrictions:Pleasesendcorrespondencebyelectronicmailto:SaltzermiteduandkaashoekmiteduSaltzerKaashoekCh,piiiJune,:amiiiCHAPTERPARTIInPrintedTextbookListofSidebarsxixPrefacexxviiWheretoFindPartIIandotherOnlineMaterialsxxxviiAcknowledgmentsxxxixComputerSystemDesignPrinciplesxliiiCHAPTERSystemsOverviewSystemsandComplexityCommonProblemsofSystemsinManyFieldsSystems,Components,InterfacesandEnvironmentsComplexitySourcesofComplexityCascadingandInteractingRequirementsMaintainingHighUtilizationCopingwithComplexityIModularityAbstractionLayeringHierarchyPuttingitBackTogether:NamesMakeConnectionsComputerSystemsaretheSamebutDifferentComputerSystemsHavenoNearbyBoundsonCompositiond(technology)dtisUnprecedentedCopingwithComplexityIIWhyModularity,Abstraction,Layering,andHierarchyaren’tEnoughIterationKeepitSimpleWhattheRestofthisBookisaboutExercisesContentsSaltzerKaashoekCh,pivJune,:amContentsivCHAPTERElementsofComputerSystemOrganizationOverviewTheThreeFundamentalAbstractionsMemoryInterpretersCommunicationLinksNaminginComputerSystemsTheNamingModelDefaultandExplicitContextReferencesPathNames,NamingNetworks,andRecursiveNameResolutionMultipleLookup:SearchingthroughLayeredContextsComparingNamesNameDiscoveryOrganizingComputerSystemswithNamesandLayersAHardwareLayer:TheBusASoftwareLayer:TheFileAbstractionLookingBackandAheadCaseStudy:UNIX®FileSystemLayeringandNamingApplicationProgrammingInterfacefortheUNIXFileSystemTheBlockLayerTheFileLayerTheInodeNumberLayerTheFileNameLayerThePathNameLayerLinksRenamingTheAbsolutePathNameLayerTheSymbolicLinkLayerImplementingtheFileSystemAPITheShell,ImpliedContexts,SearchPaths,andNameDiscoverySuggestionsforFurtherReadingExercisesCHAPTERTheDesignofNamingSchemesOverviewConsiderationsintheDesignofNamingSchemesModularSharingSaltzerKaashoekCh,pvJune,:amContentsvMetadataandNameOverloadingAddresses:NamesthatLocateObjectsGeneratingUniqueNamesIntendedAudienceandUserFriendlyNamesRelativeLifetimesofNames,Values,andBindingsLookingBackandAhead:NamesareaBasicSystemComponentCaseStudy:TheUniformResourceLocator(URL)SurfingasaReferentialExperienceNameDiscoveryInterpretationoftheURLURLCaseSensitivityWrongContextReferencesforaPartialURLOverloadingofNamesinURLsWarStories:PathologiesintheUseofNamesANameCollisionEliminatesSmilingFacesFragileNamesfromOverloading,andaMarketSolutionMoreFragileNamesfromOverloading,withMarketDisruptionCaseSensitivityinUserFriendlyNamesRunningOutofTelephoneNumbersExercisesCHAPTEREnforcingModularitywithClientsandServicesOverviewClientserviceorganizationFromsoftmodularitytoenforcedmodularityClientserviceorganizationMultipleclientsandservicesTrustedintermediariesAsimpleexampleserviceCommunicationbetweenclientandserviceRemoteprocedurecall(RPC)RPCsarenotidenticaltoprocedurecallsCommunicatingthroughanintermediarySummaryandtheroadaheadCasestudy:TheInternetDomainNameSystem(DNS)NameresolutioninDNSHierarchicalnamemanagementOtherfeaturesofDNSSaltzerKaashoekCh,pviJune,:amContentsviNamediscoveryinDNSTrustworthinessofDNSresponsesCasestudy:TheNetworkFileSystem(NFS)NamingremotefilesanddirectoriesTheNFSremoteprocedurecallsExtendingtheUNIXfilesystemtosupportNFSCoherenceNFSversionandbeyondExercisesCHAPTEREnforcingModularitywithVirtualizationOverviewClientServiceOrganizationwithinaComputerusingVirtualizationAbstractionsforVirtualizingComputersThreadsVirtualMemoryBoundedBufferOperatingSystemInterfaceEmulationandVirtualMachinesRoadmap:StepbyStepVirtualizationVirtualLinksusingSEND,RECEIVE,andaBoundedBufferAnInterfaceforSENDandRECEIVEwithBoundedBuffersSequenceCoordinationwithaBoundedBufferRaceConditionsLocksandBeforeorAfterActionsDeadlockImplementingACQUIREandRELEASEImplementingaBeforeorAfterActionUsingtheOneWriterPrincipleCoordinationbetweenSynchronousIslandswithAsynchronousConnectionsEnforcingModularityinMemoryEnforcingModularitywithDomainsControlledSharingusingSeveralDomainsMoreEnforcedModularitywithKernelandUserModeGatesandChangingModesEnforcingModularityforBoundedBuffersSaltzerKaashoekCh,pviiJune,:amContentsviiTheKernelVirtualizingMemoryVirtualizingAddressesTranslatingAddressesusingaPageMapVirtualAddressSpacesPrimitivesforVirtualAddressSpacesTheKernelandAddressSpacesDiscussionHardwareversusSoftwareandtheTranslationLookAsideBufferSegments(AdvancedTopic)VirtualizingProcessorsusingThreadsSharingaprocessoramongmultiplethreadsImplementingYIELDCreatingandTerminatingThreadsEnforcingModularitywithThreads:PreemptiveSchedulingEnforcingModularitywithThreadsandAddressSpacesLayeringThreadsThreadPrimitivesforSequenceCoordinationTheLostNotificationProblemAvoidingtheLostNotificationProblemwithEventcountsandSequencersImplementingAWAIT,ADVANCE,TICKET,andREAD(AdvancedTopic)Polling,Interrupts,andSequencecoordinationCasestudy:EvolutionofEnforcedModularityintheIntelxTheearlydesigns:nosupportforenforcedmodularityEnforcingModularityusingSegmentationPageBasedVirtualAddressSpacesSummary:moreevolutionApplication:EnforcingModularityusingVirtualMachinesVirtualMachineUsesImplementingVirtualMachinesVirtualizingExampleExercisesCHAPTERPerformanceOverviewSaltzerKaashoekCh,pviiiJune,:amContentsviiiDesigningforPerformancePerformanceMetricsCapacity,Utilization,Overhead,andUsefulWorkLatencyThroughputASystemsApproachtoDesigningforPerformanceReduc

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Principles of Computer System Design - An Introduction (Part II)

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