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!!!![JRocket][Perf]JRocket调优指南.pdf

!!!![JRocket][Perf]JRocket调优指南.…

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简介:本文档为《!!!![JRocket][Perf]JRocket调优指南pdf》,可适用于手机软件领域,主题内容包含OracleJRockitJVMDiagnosticsGuideRAprilOracleJRockitJVMDiagnosticsGuide,RCo符等。

OracleJRockitJVMDiagnosticsGuideRAprilOracleJRockitJVMDiagnosticsGuide,RCopyright,,OracleandoritsaffiliatesAllrightsreservedThissoftwareandrelateddocumentationareprovidedunderalicenseagreementcontainingrestrictionsonuseanddisclosureandareprotectedbyintellectualpropertylawsExceptasexpresslypermittedinyourlicenseagreementorallowedbylaw,youmaynotuse,copy,reproduce,translate,broadcast,modify,license,transmit,distribute,exhibit,perform,publish,ordisplayanypart,inanyfoforinteroperabTheinformatiopleasereporttIfthissoftwarGovernment,tUSGOVERNGovernmentcAcquisitionRandadaptationextentapplicabComputerSofThissoftwareforuseinanythissoftwareiothermeasurecausedbyuseOracleisaregownersThissoftwareOracleCorporthirdpartycondamagesincurrm,orbyanymeansReverseengineering,disassembly,ordecompilationofthissoftware,unlessrequiredbylawility,isprohibitedncontainedhereinissubjecttochangewithoutnoticeandisnotwarrantedtobeerrorfreeIfyoufindanyerrors,hemtousinwritingeorrelateddocumentationisdeliveredtotheUSGovernmentoranyonelicensingitonbehalfoftheUShefollowingnoticeisapplicable:MENTRIGHTSPrograms,software,databases,andrelateddocumentationandtechnicaldatadeliveredtoUSustomersare"commercialcomputersoftware"or"commercialtechnicaldata"pursuanttotheapplicableFederalegulationandagencyspecificsupplementalregulationsAssuch,theuse,duplication,disclosure,modification,shallbesubjecttotherestrictionsandlicensetermssetforthintheapplicableGovernmentcontract,and,tothelebythetermsoftheGovernmentcontract,theadditionalrightssetforthinFAR,CommercialtwareLicense(December)OracleUSA,Inc,OracleParkway,RedwoodCity,CAisdevelopedforgeneraluseinavarietyofinformationmanagementapplicationsItisnotdevelopedorintendedinherentlydangerousapplications,includingapplicationswhichmaycreateariskofpersonalinjuryIfyouusendangerousapplications,thenyoushallberesponsibletotakeallappropriatefailsafe,backup,redundancy,andstoensurethesafeuseofthissoftwareOracleCorporationanditsaffiliatesdisclaimanyliabilityforanydamagesofthissoftwareindangerousapplicationsisteredtrademarkofOracleCorporationandoritsaffiliatesOthernamesmaybetrademarksoftheirrespectiveanddocumentationmayprovideaccesstoorinformationoncontent,productsandservicesfromthirdpartiesationanditsaffiliatesarenotresponsibleforandexpresslydisclaimallwarrantiesofanykindwithrespecttotent,products,andservicesOracleCorporationanditsaffiliateswillnotberesponsibleforanyloss,costs,orredduetoyouraccesstooruseofthirdpartycontent,products,orservicesContentsPartIUAbUnderstandingJITCompilationandOptimizationsMorethana“BlackBox”HowtheJRockitJVMCompilesCodeOracleJRockitDiagnosticsGuideiiinderstandingtheOracleJRockitJDKouttheOracleJRockitJDKWhatistheJRockitJVMAbouttheJDKJRockitJDKVersionsWhatPlatformsDoestheJRockitJDKSupportCompatibilityInformationTheContentsofaJRockitJDKInstallationDevelopmentToolsDemoCHeaderFilesJavaRuntimeEnvironment(JRE)AdditionalLibrariesSampleAttachAPISupportOracleJRockitDocumentationJRockitJVMCommandLineOptionsJRockitJDKandJRockitMissionControlSupportivAnExampleIllustratingSomeCodeOptimizationsUndUndMigOracleJRockitDiagnosticsGuideerstandingMemoryManagementTheHeapandtheNurseryObjectAllocationGarbageCollectionTheMarkandSweepModelGenerationalGarbageCollectionDynamicandStaticGarbageCollectionModesCompactionerstandingThreadsandLocksUnderstandingThreadsDefaultStackSizeforJavaThreadsDefaultStackSizeforJVMInternalThreadsUnderstandingLocksSpinningandSleepingLockChainsratingApplicationstotheOracleJRockitJDKAboutApplicationMigrationWhyMigrateMigrationRestrictionsMigrationSupportMigrationProceduresEnvironmentChangesOtherTipsTuningtheJRockitJVMforYourApplicationTestingtheApplicationWhyTestSetPartIIAboUndOracleJRockitDiagnosticsGuidevHowtoTestReplicatingToolsSuppliedwiththeSunJDKCommandlineOptionCompatibilityBetweentheJRockitJVMandSunSubmittingMigrationTipstingUpandRunningtheOracleJRockitJDKInstallingtheOracleJRockitJDKSettingUpandCheckingYourLinuxEnvironmentLinuxonIAUsingLDASSUMEKERNELRunninginachroot()EnvironmentSettingUpandCheckingYourWindowsEnvironmentSettingUpandCheckingYourSunSolarisEnvironmentSettingthePathtotheLicenseFileProfilingandPerformanceTuningutProfilingandPerformanceTuningHowtoTune:AnOverviewWhatthisSectionContainserstandingtheTuningTradeoffsPauseTimesvsThroughputConcurrentvs“StoptheWorld”CompactionPausesvsThroughputPerformancevsMemoryFootprintHeapSizevsThroughputBookKeepingvsPauseTimesviFirsTunOracleJRockitDiagnosticsGuidetStepsforTuningtheOracleJRockitJVMStep:BasicTuningTuningtheHeapSizeTuningtheGarbageCollectionTuningtheNurserySizeTuningthePauseTargetStep:PerformanceTuningLazyUnlockingCallProfilingLargePagesStep:AdvancedTuningTuningCompactionTuningtheTLAsizeFurtherInformationBestPracticesOracleWebLogicServerOracleWebLogicSIPServerOracleWebLogicEventServerOracleWorkshop“Utility”Applications“Batch”RunsingtheMemoryManagementSystemSettingtheHeapandNurserySizeSettingtheHeapSizeSettingtheNurseryandKeepAreaSizeSelectingandTuningaGarbageCollectorSelectingaDynamicGarbageCollectionModeSelectingaStaticGarbageCollectionStrategyTunTunTunOracleJRockitDiagnosticsGuideviiTuningtheConcurrentGarbageCollectionTriggerTuningtheCompactionofMemoryFragmentationvsGarbageCollectionPausesAdjustingCompactionOptimizingMemoryAllocationPerformanceSettingtheThreadLocalAreaSizeingLocksLockProfilingDisablingSpinningAgainstFatLocksAdaptiveSpinningAgainstFatLocksLockDeflationLazyUnlockingingForLowLatenciesMeasuringLatenciesTunetheGarbageCollectionDynamicGarbageCollectionModeOptimizedforDeterministicPausesDynamicGarbageCollectionModeOptimizedforShortPausesStaticGenerationalConcurrentGarbageCollectionTunetheHeapSizeManuallyTunetheNurserySizeManuallyTuneCompactionTuneWhentoTriggeraGarbageCollectioningForBetterApplicationThroughputMeasuringYourApplication’sThroughputSelectGarbageCollectorviiiDynamicGarbageCollectionModeOptimizedforThroughputTunTunTunPartIIIOracleJRockitDiagnosticsGuideStaticSingleSpacedParallelGarbageCollectionStaticGenerationalParallelGarbageCollectionTunetheHeapSizeManuallyTunetheNurserySizeManuallyTuneCompactionTunetheThreadLocalAreaSizeingForStablePerformanceMeasuringthePerformanceVarianceTunetheHeapSizeManuallyTunetheNurserySizeTunetheGarbageCollectorTuneCompactioningForaSmallMemoryFootprintMeasuringtheMemoryFootprintSettheHeapSizeSelectaGarbageCollectorTuneCompactionTuneObjectAllocationingForFasterJVMStartupMeasuringtheStartupTimeSettingtheHeapSizeTroubleshootYourApplicationandtheJVMJRockitJDKToolsIntrUsiUndOracleJRockitDiagnosticsGuideixoductiontoDiagnosticsToolsWhatthisSectionContainsngOracleJRockitMissionControlToolsJRockitMissionControlOverheadArchitecturalOverviewoftheJRockitMissionControlClientJRockitMissionControl

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