JDK8-XX參數整理

原創 随丶芯 2020-05-22 09:22

JDK8-XX參數整理

目錄：

獲取所有參數列表

java -XX:+PrintFlagsInitial -XX:+PrintFlagsInitial>>1.txt
參數博客： 博客地址

1.8所有參數列表

數據類型 參數名 默認值 不清楚幹嘛的 自己的總結
intx ActiveProcessorCount -1 {product}
uintx AdaptiveSizeDecrementScaleFactor 4 {product}
uintx AdaptiveSizeMajorGCDecayTimeScale 10 {product}
uintx AdaptiveSizePausePolicy 0 {product}
uintx AdaptiveSizePolicyCollectionCostMargin 50 {product}
uintx AdaptiveSizePolicyInitializingSteps 20 {product}
uintx AdaptiveSizePolicyOutputInterval 0 {product}
uintx AdaptiveSizePolicyWeight 10 {product}
uintx AdaptiveSizeThroughPutPolicy 0 {product}
uintx AdaptiveTimeWeight 25 {product}
bool AdjustConcurrency false {product}
bool AggressiveHeap false {product}
bool AggressiveOpts false {product}
intx AliasLevel 3 {C2 product}
bool AlignVector true {C2 product}
intx AllocateInstancePrefetchLines 1 {product}
intx AllocatePrefetchDistance -1 {product}
intx AllocatePrefetchInstr 0 {product}
intx AllocatePrefetchLines 3 {product}
intx AllocatePrefetchStepSize 16 {product}
intx AllocatePrefetchStyle 1 {product}
bool AllowJNIEnvProxy false {product}
bool AllowNonVirtualCalls false {product}
bool AllowParallelDefineClass false {product}
bool AllowUserSignalHandlers false {product}
bool AlwaysActAsServerClassMachine false {product}
bool AlwaysCompileLoopMethods false {product}
bool AlwaysLockClassLoader false {product}
bool AlwaysPreTouch false {product}
bool AlwaysRestoreFPU false {product}
bool AlwaysTenure false {product}
bool AssertOnSuspendWaitFailure false {product}
bool AssumeMP false {product}
intx AutoBoxCacheMax 128 {C2 product}
uintx AutoGCSelectPauseMillis 5000 {product}
intx BCEATraceLevel 0 {product}
intx BackEdgeThreshold 100000 {pd product}
bool BackgroundCompilation true {pd product}
uintx BaseFootPrintEstimate 268435456 {product}
intx BiasedLockingBulkRebiasThreshold 20 {product}
intx BiasedLockingBulkRevokeThreshold 40 {product}
intx BiasedLockingDecayTime 25000 {product}
intx BiasedLockingStartupDelay 4000 {product}
bool BindGCTaskThreadsToCPUs false {product}
bool BlockLayoutByFrequency true {C2 product}
intx BlockLayoutMinDiamondPercentage 20 {C2 product}
bool BlockLayoutRotateLoops true {C2 product}
bool BranchOnRegister false {C2 product}
bool BytecodeVerificationLocal false {product}
bool BytecodeVerificationRemote true {product}
bool C1OptimizeVirtualCallProfiling true {C1 product}
bool C1ProfileBranches true {C1 product}
bool C1ProfileCalls true {C1 product}
bool C1ProfileCheckcasts true {C1 product}
bool C1ProfileInlinedCalls true {C1 product}
bool C1ProfileVirtualCalls true {C1 product}
bool C1UpdateMethodData true {C1 product}
intx CICompilerCount 2 {product}
bool CICompilerCountPerCPU false {product}
bool CITime false {product}
bool CMSAbortSemantics false {product}
uintx CMSAbortablePrecleanMinWorkPerIteration 100 {product}
intx CMSAbortablePrecleanWaitMillis 100 {manageable}
uintx CMSBitMapYieldQuantum 10485760 {product}
uintx CMSBootstrapOccupancy 50 {product}
bool CMSClassUnloadingEnabled true {product}
uintx CMSClassUnloadingMaxInterval 0 {product}
bool CMSCleanOnEnter true {product}
bool CMSCompactWhenClearAllSoftRefs true {product}
uintx CMSConcMarkMultiple 32 {product}
bool CMSConcurrentMTEnabled true {product}
uintx CMSCoordinatorYieldSleepCount 10 {product}
bool CMSDumpAtPromotionFailure false {product}
bool CMSEdenChunksRecordAlways true {product}
uintx CMSExpAvgFactor 50 {product}
bool CMSExtrapolateSweep false {product}
uintx CMSFullGCsBeforeCompaction 0 {product}
uintx CMSIncrementalDutyCycle 10 {product}
uintx CMSIncrementalDutyCycleMin 0 {product}
bool CMSIncrementalMode false {product}
uintx CMSIncrementalOffset 0 {product}
bool CMSIncrementalPacing true {product}
uintx CMSIncrementalSafetyFactor 10 {product}
uintx CMSIndexedFreeListReplenish 4 {product}
intx CMSInitiatingOccupancyFraction -1 {product}
uintx CMSIsTooFullPercentage 98 {product}
double CMSLargeCoalSurplusPercent 0.950000 {product}
double CMSLargeSplitSurplusPercent 1.000000 {product}
bool CMSLoopWarn false {product}
uintx CMSMaxAbortablePrecleanLoops 0 {product}
intx CMSMaxAbortablePrecleanTime 5000 {product}
uintx CMSOldPLABMax 1024 {product}
uintx CMSOldPLABMin 16 {product}
uintx CMSOldPLABNumRefills 4 {product}
uintx CMSOldPLABReactivityFactor 2 {product}
bool CMSOldPLABResizeQuicker false {product}
uintx CMSOldPLABToleranceFactor 4 {product}
bool CMSPLABRecordAlways true {product}
uintx CMSParPromoteBlocksToClaim 16 {product}
bool CMSParallelInitialMarkEnabled true {product}
bool CMSParallelRemarkEnabled true {product}
bool CMSParallelSurvivorRemarkEnabled true {product}
uintx CMSPrecleanDenominator 3 {product}
uintx CMSPrecleanIter 3 {product}
uintx CMSPrecleanNumerator 2 {product}
bool CMSPrecleanRefLists1 true {product}
bool CMSPrecleanRefLists2 false {product}
bool CMSPrecleanSurvivors1 false {product}
bool CMSPrecleanSurvivors2 true {product}
uintx CMSPrecleanThreshold 1000 {product}
bool CMSPrecleaningEnabled true {product}
bool CMSPrintChunksInDump false {product}
bool CMSPrintEdenSurvivorChunks false {product}
bool CMSPrintObjectsInDump false {product}
uintx CMSRemarkVerifyVariant 1 {product}
bool CMSReplenishIntermediate true {product}
uintx CMSRescanMultiple 32 {product}
uintx CMSSamplingGrain 16384 {product}
bool CMSScavengeBeforeRemark false {product}
uintx CMSScheduleRemarkEdenPenetration 50 {product}
uintx CMSScheduleRemarkEdenSizeThreshold 2097152 {product}
uintx CMSScheduleRemarkSamplingRatio 5 {product}
double CMSSmallCoalSurplusPercent 1.050000 {product}
double CMSSmallSplitSurplusPercent 1.100000 {product}
bool CMSSplitIndexedFreeListBlocks true {product}
intx CMSTriggerInterval -1 {manageable}
uintx CMSTriggerRatio 80 {product}
intx CMSWaitDuration 2000 {manageable}
uintx CMSWorkQueueDrainThreshold 10 {product}
bool CMSYield true {product}
uintx CMSYieldSleepCount 0 {product}
uintx CMSYoungGenPerWorker 67108864 {pd product}
uintx CMS_FLSPadding 1 {product}
uintx CMS_FLSWeight 75 {product}
uintx CMS_SweepPadding 1 {product}
uintx CMS_SweepTimerThresholdMillis 10 {product}
uintx CMS_SweepWeight 75 {product}
bool CheckEndorsedAndExtDirs false {product}
bool CheckJNICalls false {product}
bool ClassUnloading true {product}
bool ClassUnloadingWithConcurrentMark true {product}
intx ClearFPUAtPark 0 {product}
bool ClipInlining true {product}
uintx CodeCacheExpansionSize 65536 {pd product}
uintx CodeCacheMinimumFreeSpace 512000 {product}
bool CollectGen0First false {product}
bool CompactFields true {product}
intx CompilationPolicyChoice 0 {product}
ccstrlist CompileCommand {product}
ccstr CompileCommandFile {product}
ccstrlist CompileOnly {product}
intx CompileThreshold 10000 {pd product}
bool CompilerThreadHintNoPreempt true {product}
intx CompilerThreadPriority -1 {product}
intx CompilerThreadStackSize 0 {pd product}
uintx CompressedClassSpaceSize 1073741824 {product}
uintx ConcGCThreads 0 {product}
intx ConditionalMoveLimit 3 {C2 pd
intx ContendedPaddingWidth 128 {product}
bool ConvertSleepToYield true {pd product}
bool ConvertYieldToSleep false {product}
bool CrashOnOutOfMemoryError false {product}
bool CreateMinidumpOnCrash false {product}
bool CriticalJNINatives true {product}
bool DTraceAllocProbes false {product}
bool DTraceMethodProbes false {product}
bool DTraceMonitorProbes false {product}
bool Debugging false {product}
uintx DefaultMaxRAMFraction 4 {product}
intx DefaultThreadPriority -1 {product}
intx DeferPollingPageLoopCount -1 {product}
intx DeferThrSuspendLoopCount 4000 {product}
bool DeoptimizeRandom false {product}
bool DisableAttachMechanism false {product}
bool DisableExplicitGC false {product}
bool DisplayVMOutputToStderr false {product}
bool DisplayVMOutputToStdout false {product}
bool DoEscapeAnalysis true {C2 product}
bool DontCompileHugeMethods true {product}
bool DontYieldALot false {pd product}
ccstr DumpLoadedClassList {product}
bool DumpReplayDataOnError true {product}
bool DumpSharedSpaces false {product}
bool EagerXrunInit false {product}
intx EliminateAllocationArraySizeLimit 64 {C2 product}
bool EliminateAllocations true {C2 product}
bool EliminateAutoBox true {C2 product}
bool EliminateLocks true {C2 product}
bool EliminateNestedLocks true {C2 product}
intx EmitSync 0 {product}
bool EnableContended true {product}
bool EnableResourceManagementTLABCache true {product}
bool EnableSharedLookupCache true {product}
bool EnableTracing false {product}
uintx ErgoHeapSizeLimit 0 {product}
ccstr ErrorFile {product}
ccstr ErrorReportServer {product}
double EscapeAnalysisTimeout 20.000000 {C2 product}
bool EstimateArgEscape true {product}
bool ExitOnOutOfMemoryError false {product}
bool ExplicitGCInvokesConcurrent false {product}
bool ExplicitGCInvokesConcurrentAndUnloadsClasses false {product}
bool ExtendedDTraceProbes false {product}
ccstr ExtraSharedClassListFile {product}
bool FLSAlwaysCoalesceLarge false {product}
uintx FLSCoalescePolicy 2 {product}
double FLSLargestBlockCoalesceProximity 0.990000 {product}
bool FailOverToOldVerifier true {product}
bool FastTLABRefill true {product}
intx FenceInstruction 0 {ARCH product}
intx FieldsAllocationStyle 1 {product}
bool FilterSpuriousWakeups true {product}
ccstr FlightRecorderOptions {product}
bool ForceNUMA false {product}
bool ForceTimeHighResolution false {product}
intx FreqInlineSize 325 {pd product}
double G1ConcMarkStepDurationMillis 10.000000 {product}
uintx G1ConcRSHotCardLimit 4 {product}
uintx G1ConcRSLogCacheSize 10 {product}
intx G1ConcRefinementGreenZone 0 {product}
intx G1ConcRefinementRedZone 0 {product}
intx G1ConcRefinementServiceIntervalMillis 300 {product}
uintx G1ConcRefinementThreads 0 {product}
intx G1ConcRefinementThresholdStep 0 {product}
intx G1ConcRefinementYellowZone 0 {product}
uintx G1ConfidencePercent 50 {product}
uintx G1HeapRegionSize 0 {product}
uintx G1HeapWastePercent 5 {product}
uintx G1MixedGCCountTarget 8 {product}
intx G1RSetRegionEntries 0 {product}
uintx G1RSetScanBlockSize 64 {product}
intx G1RSetSparseRegionEntries 0 {product}
intx G1RSetUpdatingPauseTimePercent 10 {product}
intx G1RefProcDrainInterval 10 {product}
uintx G1ReservePercent 10 {product}
uintx G1SATBBufferEnqueueingThresholdPercent 60 {product}
intx G1SATBBufferSize 1024 {product}
intx G1UpdateBufferSize 256 {product}
bool G1UseAdaptiveConcRefinement true {product}
uintx GCDrainStackTargetSize 64 {product}
uintx GCHeapFreeLimit 2 {product}
uintx GCLockerEdenExpansionPercent 5 {product}
bool GCLockerInvokesConcurrent false {product}
uintx GCLogFileSize 8192 {product}
uintx GCPauseIntervalMillis 0 {product}
uintx GCTaskTimeStampEntries 200 {product}
uintx GCTimeLimit 98 {product}
uintx GCTimeRatio 99 {product}
uintx HeapBaseMinAddress 2147483648 {pd product}
bool HeapDumpAfterFullGC false {manageable}
bool HeapDumpBeforeFullGC false {manageable}
bool HeapDumpOnOutOfMemoryError false {manageable}
ccstr HeapDumpPath {manageable}
uintx HeapFirstMaximumCompactionCount 3 {product}
uintx HeapMaximumCompactionInterval 20 {product}
uintx HeapSizePerGCThread 87241520 {product}
bool IgnoreEmptyClassPaths false {product}
bool IgnoreUnrecognizedVMOptions false {product}
uintx IncreaseFirstTierCompileThresholdAt 50 {product}
bool IncrementalInline true {C2 product}
uintx InitialBootClassLoaderMetaspaceSize 4194304 {product}
uintx InitialCodeCacheSize 2555904 {pd product}
uintx InitialHeapSize 0 {product}
uintx InitialRAMFraction 64 {product}
double InitialRAMPercentage 1.562500 {product}
uintx InitialSurvivorRatio 8 {product}
uintx InitialTenuringThreshold 7 {product}
uintx InitiatingHeapOccupancyPercent 45 {product}
bool Inline true {product}
ccstr InlineDataFile {product}
intx InlineSmallCode 1000 {pd product}
bool InlineSynchronizedMethods true {C1 product}
bool InsertMemBarAfterArraycopy true {C2 product}
intx InteriorEntryAlignment 16 {C2 pd
intx InterpreterProfilePercentage 33 {product}
bool JNIDetachReleasesMonitors true {product}
bool JavaMonitorsInStackTrace true {product}
intx JavaPriority10_To_OSPriority -1 {product}
intx JavaPriority1_To_OSPriority -1 {product}
intx JavaPriority2_To_OSPriority -1 {product}
intx JavaPriority3_To_OSPriority -1 {product}
intx JavaPriority4_To_OSPriority -1 {product}
intx JavaPriority5_To_OSPriority -1 {product}
intx JavaPriority6_To_OSPriority -1 {product}
intx JavaPriority7_To_OSPriority -1 {product}
intx JavaPriority8_To_OSPriority -1 {product}
intx JavaPriority9_To_OSPriority -1 {product}
bool LIRFillDelaySlots false {C1 pd
uintx LargePageHeapSizeThreshold 134217728 {product}
uintx LargePageSizeInBytes 0 {product}
bool LazyBootClassLoader true {product}
intx LiveNodeCountInliningCutoff 40000 {C2 product}
bool LoadExecStackDllInVMThread true {product}
bool LogCommercialFeatures false {product}
intx LoopMaxUnroll 16 {C2 product}
intx LoopOptsCount 43 {C2 product}
intx LoopUnrollLimit 60 {C2 pd
intx LoopUnrollMin 4 {C2 product}
bool LoopUnswitching true {C2 product}
bool ManagementServer false {product}
uintx MarkStackSize 4194304 {product}
uintx MarkStackSizeMax 536870912 {product}
uintx MarkSweepAlwaysCompactCount 4 {product}
uintx MarkSweepDeadRatio 5 {product}
intx MaxBCEAEstimateLevel 5 {product}
intx MaxBCEAEstimateSize 150 {product}
uintx MaxDirectMemorySize 0 {product}
bool MaxFDLimit true {product}
uintx MaxGCMinorPauseMillis 18446744073709551615 {product}
uintx MaxGCPauseMillis 18446744073709551615 {product}
uintx MaxHeapFreeRatio 70 {manageable}
uintx MaxHeapSize 130862280 {product}
intx MaxInlineLevel 9 {product}
intx MaxInlineSize 35 {product}
intx MaxJNILocalCapacity 65536 {product}
intx MaxJavaStackTraceDepth 1024 {product}
intx MaxJumpTableSize 65000 {C2 product}
intx MaxJumpTableSparseness 5 {C2 product}
intx MaxLabelRootDepth 1100 {C2 product}
intx MaxLoopPad 15 {C2 product}
uintx MaxMetaspaceExpansion 5452592 {product}
uintx MaxMetaspaceFreeRatio 70 {product}
uintx MaxMetaspaceSize 18446744073709551615 {product}
uintx MaxNewSize 18446744073709551615 {product}
intx MaxNodeLimit 80000 {C2 product}
uint64_t MaxRAM 137438953472 {pd product}
uintx MaxRAMFraction 4 {product}
double MaxRAMPercentage 25.000000 {product}
intx MaxRecursiveInlineLevel 1 {product}
uintx MaxTenuringThreshold 15 {product}
intx MaxTrivialSize 6 {product}
intx MaxVectorSize 32 {C2 product}
uintx MetaspaceSize 21810376 {pd product}
bool MethodFlushing true {product}
uintx MinHeapDeltaBytes 170392 {product}
uintx MinHeapFreeRatio 40 {manageable}
intx MinInliningThreshold 250 {product}
intx MinJumpTableSize 10 {C2 pd
uintx MinMetaspaceExpansion 340784 {product}
uintx MinMetaspaceFreeRatio 40 {product}
uintx MinRAMFraction 2 {product}
double MinRAMPercentage 50.000000 {product}
uintx MinSurvivorRatio 3 {product}
uintx MinTLABSize 2048 {product}
intx MonitorBound 0 {product}
bool MonitorInUseLists false {product}
intx MultiArrayExpandLimit 6 {C2 product}
bool MustCallLoadClassInternal false {product}
uintx NUMAChunkResizeWeight 20 {product}
uintx NUMAInterleaveGranularity 2097152 {product}
uintx NUMAPageScanRate 256 {product}
uintx NUMASpaceResizeRate 1073741824 {product}
bool NUMAStats false {product}
ccstr NativeMemoryTracking off {product}
bool NeedsDeoptSuspend false {pd product}
bool NeverActAsServerClassMachine false {pd product}
bool NeverTenure false {product}
uintx NewRatio 2 {product}
uintx NewSize 1363144 {product}
uintx NewSizeThreadIncrease 5320 {pd product}
intx NmethodSweepActivity 10 {product}
intx NmethodSweepCheckInterval 5 {product}
intx NmethodSweepFraction 16 {product}
intx NodeLimitFudgeFactor 2000 {C2 product}
uintx NumberOfGCLogFiles 0 {product}
intx NumberOfLoopInstrToAlign 4 {C2 product}
intx ObjectAlignmentInBytes 8 {lp64_product}
uintx OldPLABSize 1024 {product}
uintx OldPLABWeight 50 {product}
uintx OldSize 5452592 {product}
bool OmitStackTraceInFastThrow true {product}
ccstrlist OnError {product}
ccstrlist OnOutOfMemoryError {product}
intx OnStackReplacePercentage 140 {pd product}
bool OptimizeFill true {C2 product}
bool OptimizePtrCompare true {C2 product}
bool OptimizeStringConcat true {C2 product}
bool OptoBundling false {C2 pd
intx OptoLoopAlignment 16 {pd product}
bool OptoScheduling false {C2 pd
uintx PLABWeight 75 {product}
bool PSChunkLargeArrays true {product}
intx ParGCArrayScanChunk 50 {product}
uintx ParGCDesiredObjsFromOverflowList 20 {product}
bool ParGCTrimOverflow true {product}
bool ParGCUseLocalOverflow false {product}
uintx ParallelGCBufferWastePct 10 {product}
uintx ParallelGCThreads 0 {product}
bool ParallelGCVerbose false {product}
uintx ParallelOldDeadWoodLimiterMean 50 {product}
uintx ParallelOldDeadWoodLimiterStdDev 80 {product}
bool ParallelRefProcBalancingEnabled true {product}
bool ParallelRefProcEnabled false {product}
bool PartialPeelAtUnsignedTests true {C2 product}
bool PartialPeelLoop true {C2 product}
intx PartialPeelNewPhiDelta 0 {C2 product}
uintx PausePadding 1 {product}
intx PerBytecodeRecompilationCutoff 200 {product}
intx PerBytecodeTrapLimit 4 {product}
intx PerMethodRecompilationCutoff 400 {product}
intx PerMethodTrapLimit 100 {product}
bool PerfAllowAtExitRegistration false {product}
bool PerfBypassFileSystemCheck false {product}
intx PerfDataMemorySize 32768 {product}
intx PerfDataSamplingInterval 50 {product}
ccstr PerfDataSaveFile {product}
bool PerfDataSaveToFile false {product}
bool PerfDisableSharedMem false {product}
intx PerfMaxStringConstLength 1024 {product}
intx PreInflateSpin 10 {pd product}
bool PreferContainerQuotaForCPUCount true {product}
bool PreferInterpreterNativeStubs false {pd product}
intx PrefetchCopyIntervalInBytes -1 {product}
intx PrefetchFieldsAhead -1 {product}
intx PrefetchScanIntervalInBytes -1 {product}
bool PreserveAllAnnotations false {product}
bool PreserveFramePointer false {pd product}
uintx PretenureSizeThreshold 0 {product}
bool PrintAdaptiveSizePolicy false {product}
bool PrintCMSInitiationStatistics false {product}
intx PrintCMSStatistics 0 {product}
bool PrintClassHistogram false {manageable}
bool PrintClassHistogramAfterFullGC false {manageable}
bool PrintClassHistogramBeforeFullGC false {manageable}
bool PrintCodeCache false {product}
bool PrintCodeCacheOnCompilation false {product}
bool PrintCommandLineFlags false {product}
bool PrintCompilation false {product}
bool PrintConcurrentLocks false {manageable}
intx PrintFLSCensus 0 {product}
intx PrintFLSStatistics 0 {product}
bool PrintFlagsFinal false {product}
bool PrintFlagsInitial false {product}
bool PrintGC false {manageable}
bool PrintGCApplicationConcurrentTime false {product}
bool PrintGCApplicationStoppedTime false {product}
bool PrintGCCause true {product}
bool PrintGCDateStamps false {manageable}
bool PrintGCDetails false {manageable}
bool PrintGCID false {manageable}
bool PrintGCTaskTimeStamps false {product}
bool PrintGCTimeStamps false {manageable}
bool PrintHeapAtGC false {product rw}
bool PrintHeapAtGCExtended false {product rw}
bool PrintHeapAtSIGBREAK true {product}
bool PrintJNIGCStalls false {product}
bool PrintJNIResolving false {product}
bool PrintOldPLAB false {product}
bool PrintOopAddress false {product}
bool PrintPLAB false {product}
bool PrintParallelOldGCPhaseTimes false {product}
bool PrintPromotionFailure false {product}
bool PrintReferenceGC false {product}
bool PrintSafepointStatistics false {product}
intx PrintSafepointStatisticsCount 300 {product}
intx PrintSafepointStatisticsTimeout -1 {product}
bool PrintSharedArchiveAndExit false {product}
bool PrintSharedDictionary false {product}
bool PrintSharedSpaces false {product}
bool PrintStringDeduplicationStatistics false {product}
bool PrintStringTableStatistics false {product}
bool PrintTLAB false {product}
bool PrintTenuringDistribution false {product}
bool PrintTieredEvents false {product}
bool PrintVMOptions false {product}
bool PrintVMQWaitTime false {product}
bool PrintWarnings true {product}
uintx ProcessDistributionStride 4 {product}
bool ProfileInterpreter true {pd product}
bool ProfileIntervals false {product}
intx ProfileIntervalsTicks 100 {product}
intx ProfileMaturityPercentage 20 {product}
bool ProfileVM false {product}
bool ProfilerPrintByteCodeStatistics false {product}
bool ProfilerRecordPC false {product}
uintx PromotedPadding 3 {product}
uintx QueuedAllocationWarningCount 0 {product}
uintx RTMRetryCount 5 {ARCH product}
bool RangeCheckElimination true {product}
intx ReadPrefetchInstr 0 {ARCH product}
bool ReassociateInvariants true {C2 product}
bool ReduceBulkZeroing true {C2 product}
bool ReduceFieldZeroing true {C2 product}
bool ReduceInitialCardMarks true {C2 product}
bool ReduceSignalUsage false {product}
intx RefDiscoveryPolicy 0 {product}
bool ReflectionWrapResolutionErrors true {product}
bool RegisterFinalizersAtInit true {product}
bool RelaxAccessControlCheck false {product}
ccstr ReplayDataFile {product}
bool RequireSharedSpaces false {product}
uintx ReservedCodeCacheSize 50331648 {pd product}
bool ResizeOldPLAB true {product}
bool ResizePLAB true {product}
bool ResizeTLAB true {pd product}
bool RestoreMXCSROnJNICalls false {product}
bool RestrictContended true {product}
bool RewriteBytecodes true {pd product}
bool RewriteFrequentPairs true {pd product}
intx SafepointPollOffset 256 {C1 pd
intx SafepointSpinBeforeYield 2000 {product}
bool SafepointTimeout false {product}
intx SafepointTimeoutDelay 10000 {product}
bool ScavengeBeforeFullGC true {product}
intx SelfDestructTimer 0 {product}
uintx SharedBaseAddress 34359738368 {product}
ccstr SharedClassListFile {product}
uintx SharedMiscCodeSize 122880 {product}
uintx SharedMiscDataSize 4194304 {product}
uintx SharedReadOnlySize 16777216 {product}
uintx SharedReadWriteSize 16777216 {product}
bool ShowMessageBoxOnError false {product}
intx SoftRefLRUPolicyMSPerMB 1000 {product}
bool SpecialEncodeISOArray true {C2 product}
bool SplitIfBlocks true {C2 product}
intx StackRedPages 1 {pd product}
intx StackShadowPages 20 {pd product}
bool StackTraceInThrowable true {product}
intx StackYellowPages 2 {pd product}
bool StartAttachListener false {product}
intx StarvationMonitorInterval 200 {product}
bool StressLdcRewrite false {product}
uintx StringDeduplicationAgeThreshold 3 {product}
uintx StringTableSize 60013 {product}
bool SuppressFatalErrorMessage false {product}
uintx SurvivorPadding 3 {product}
uintx SurvivorRatio 8 {product}
intx SuspendRetryCount 50 {product}
intx SuspendRetryDelay 5 {product}
intx SyncFlags 0 {product}
ccstr SyncKnobs {product}
intx SyncVerbose 0 {product}
uintx TLABAllocationWeight 35 {product}
uintx TLABRefillWasteFraction 64 {product}
uintx TLABSize 0 {product}
bool TLABStats true {product}
uintx TLABWasteIncrement 4 {product}
uintx TLABWasteTargetPercent 1 {product}
uintx TargetPLABWastePct 10 {product}
uintx TargetSurvivorRatio 50 {product}
uintx TenuredGenerationSizeIncrement 20 {product}
uintx TenuredGenerationSizeSupplement 80 {product}
uintx TenuredGenerationSizeSupplementDecay 2 {product}
intx ThreadPriorityPolicy 0 {product}
bool ThreadPriorityVerbose false {product}
uintx ThreadSafetyMargin 52428800 {product}
intx ThreadStackSize 1024 {pd product}
uintx ThresholdTolerance 10 {product}
intx Tier0BackedgeNotifyFreqLog 10 {product}
intx Tier0InvokeNotifyFreqLog 7 {product}
intx Tier0ProfilingStartPercentage 200 {product}
intx Tier23InlineeNotifyFreqLog 20 {product}
intx Tier2BackEdgeThreshold 0 {product}
intx Tier2BackedgeNotifyFreqLog 14 {product}
intx Tier2CompileThreshold 0 {product}
intx Tier2InvokeNotifyFreqLog 11 {product}
intx Tier3BackEdgeThreshold 60000 {product}
intx Tier3BackedgeNotifyFreqLog 13 {product}
intx Tier3CompileThreshold 2000 {product}
intx Tier3DelayOff 2 {product}
intx Tier3DelayOn 5 {product}
intx Tier3InvocationThreshold 200 {product}
intx Tier3InvokeNotifyFreqLog 10 {product}
intx Tier3LoadFeedback 5 {product}
intx Tier3MinInvocationThreshold 100 {product}
intx Tier4BackEdgeThreshold 40000 {product}
intx Tier4CompileThreshold 15000 {product}
intx Tier4InvocationThreshold 5000 {product}
intx Tier4LoadFeedback 3 {product}
intx Tier4MinInvocationThreshold 600 {product}
bool TieredCompilation true {pd product}
intx TieredCompileTaskTimeout 50 {product}
intx TieredRateUpdateMaxTime 25 {product}
intx TieredRateUpdateMinTime 1 {product}
intx TieredStopAtLevel 4 {product}
bool TimeLinearScan false {C1 product}
bool TraceBiasedLocking false {product}
bool TraceClassLoading false {product rw}
bool TraceClassLoadingPreorder false {product}
bool TraceClassPaths false {product}
bool TraceClassResolution false {product}
bool TraceClassUnloading false {product rw}
bool TraceDynamicGCThreads false {product}
bool TraceGen0Time false {product}
bool TraceGen1Time false {product}
ccstr TraceJVMTI {product}
bool TraceLoaderConstraints false {product rw}
bool TraceMetadataHumongousAllocation false {product}
bool TraceMonitorInflation false {product}
bool TraceParallelOldGCTasks false {product}
intx TraceRedefineClasses 0 {product}
bool TraceSafepointCleanupTime false {product}
bool TraceSharedLookupCache false {product}
bool TraceSuspendWaitFailures false {product}
intx TrackedInitializationLimit 50 {C2 product}
bool TransmitErrorReport false {product}
bool TrapBasedNullChecks false {pd product}
bool TrapBasedRangeChecks false {C2 pd
intx TypeProfileArgsLimit 2 {product}
uintx TypeProfileLevel 111 {pd product}
intx TypeProfileMajorReceiverPercent 90 {C2 product}
intx TypeProfileParmsLimit 2 {product}
intx TypeProfileWidth 2 {product}
intx UnguardOnExecutionViolation 0 {product}
bool UnlinkSymbolsALot false {product}
bool Use486InstrsOnly false {ARCH product}
bool UseAES false {product}
bool UseAESIntrinsics false {product}
intx UseAVX 99 {ARCH product}
bool UseAdaptiveGCBoundary false {product}
bool UseAdaptiveGenerationSizePolicyAtMajorCollection true {product}
bool UseAdaptiveGenerationSizePolicyAtMinorCollection true {product}
bool UseAdaptiveNUMAChunkSizing true {product}
bool UseAdaptiveSizeDecayMajorGCCost true {product}
bool UseAdaptiveSizePolicy true {product}
bool UseAdaptiveSizePolicyFootprintGoal true {product}
bool UseAdaptiveSizePolicyWithSystemGC false {product}
bool UseAddressNop false {ARCH product}
bool UseAltSigs false {product}
bool UseAutoGCSelectPolicy false {product}
bool UseBMI1Instructions false {ARCH product}
bool UseBMI2Instructions false {ARCH product}
bool UseBiasedLocking true {product}
bool UseBimorphicInlining true {C2 product}
bool UseBoundThreads true {product}
bool UseCLMUL false {ARCH product}
bool UseCMSBestFit true {product}
bool UseCMSCollectionPassing true {product}
bool UseCMSCompactAtFullCollection true {product}
bool UseCMSInitiatingOccupancyOnly false {product}
bool UseCRC32Intrinsics false {product}
bool UseCodeCacheFlushing true {product}
bool UseCompiler true {product}
bool UseCompilerSafepoints true {product}
bool UseCompressedClassPointers false {lp64_product}
bool UseCompressedOops false {lp64_product}
bool UseConcMarkSweepGC false {product}
bool UseCondCardMark false {C2 product}
bool UseContainerSupport true {product}
bool UseCountLeadingZerosInstruction false {ARCH product}
bool UseCountTrailingZerosInstruction false {ARCH product}
bool UseCountedLoopSafepoints false {C2 product}
bool UseCounterDecay true {product}
bool UseDivMod true {C2 product}
bool UseDynamicNumberOfGCThreads false {product}
bool UseFPUForSpilling false {C2 product}
bool UseFastAccessorMethods true {product}
bool UseFastEmptyMethods true {product}
bool UseFastJNIAccessors true {product}
bool UseFastStosb false {ARCH product}
bool UseG1GC false {product}
bool UseGCLogFileRotation false {product}
bool UseGCOverheadLimit true {product}
bool UseGCTaskAffinity false {product}
bool UseGHASHIntrinsics false {product}
bool UseHeavyMonitors false {product}
bool UseHugeTLBFS false {product}
bool UseInlineCaches true {product}
bool UseInterpreter true {product}
bool UseJumpTables true {C2 product}
bool UseLWPSynchronization true {product}
bool UseLargePages false {pd product}
bool UseLargePagesInMetaspace false {product}
bool UseLargePagesIndividualAllocation false {pd product}
bool UseLinuxPosixThreadCPUClocks true {product}
bool UseLockedTracing false {product}
bool UseLoopCounter true {product}
bool UseLoopInvariantCodeMotion true {C1 product}
bool UseLoopPredicate true {C2 product}
bool UseMathExactIntrinsics true {C2 product}
bool UseMaximumCompactionOnSystemGC true {product}
bool UseMembar false {pd product}
bool UseMontgomeryMultiplyIntrinsic false {C2 product}
bool UseMontgomerySquareIntrinsic false {C2 product}
bool UseMulAddIntrinsic false {C2 product}
bool UseMultiplyToLenIntrinsic false {C2 product}
bool UseNUMA false {product}
bool UseNUMAInterleaving false {product}
bool UseNewLongLShift false {ARCH product}
bool UseOSErrorReporting false {pd product}
bool UseOldInlining true {C2 product}
bool UseOnStackReplacement true {pd product}
bool UseOnlyInlinedBimorphic true {C2 product}
bool UseOprofile false {product}
bool UseOptoBiasInlining true {C2 product}
bool UsePSAdaptiveSurvivorSizePolicy true {product}
bool UseParNewGC false {product}
bool UseParallelGC false {product}
bool UseParallelOldGC false {product}
bool UsePerfData true {product}
bool UsePopCountInstruction false {product}
bool UseRDPCForConstantTableBase false {C2 product}
bool UseRTMDeopt false {ARCH product}
bool UseRTMLocking false {ARCH product}
bool UseSHA false {product}
bool UseSHA1Intrinsics false {product}
bool UseSHA256Intrinsics false {product}
bool UseSHA512Intrinsics false {product}
bool UseSHM false {product}
intx UseSSE 99 {product}
bool UseSSE42Intrinsics false {product}
bool UseSerialGC false {product}
bool UseSharedSpaces true {product}
bool UseSignalChaining true {product}
bool UseSquareToLenIntrinsic false {C2 product}
bool UseStoreImmI16 true {ARCH product}
bool UseStringDeduplication false {product}
bool UseSuperWord true {C2 product}
bool UseTLAB true {pd product}
bool UseThreadPriorities true {pd product}
bool UseTransparentHugePages false {product}
bool UseTypeProfile true {product}
bool UseTypeSpeculation true {C2 product}
bool UseUnalignedLoadStores false {ARCH product}
bool UseVMInterruptibleIO false {product}
bool UseXMMForArrayCopy false {product}
bool UseXmmI2D false {ARCH product}
bool UseXmmI2F false {ARCH product}
bool UseXmmLoadAndClearUpper true {ARCH product}
bool UseXmmRegToRegMoveAll false {ARCH product}
bool VMThreadHintNoPreempt false {product}
intx VMThreadPriority -1 {product}
intx VMThreadStackSize 1024 {pd product}
intx ValueMapInitialSize 11 {C1 product}
intx ValueMapMaxLoopSize 8 {C1 product}
intx ValueSearchLimit 1000 {C2 product}
bool VerifyMergedCPBytecodes true {product}
bool VerifySharedSpaces false {product}
intx WorkAroundNPTLTimedWaitHang 1 {product}
uintx YoungGenerationSizeIncrement 20 {product}
uintx YoungGenerationSizeSupplement 80 {product}
uintx YoungGenerationSizeSupplementDecay 8 {product}
uintx YoungPLABSize 4096 {product}
bool ZeroTLAB false {product}
intx hashCode 5 {product}
發表評論
所有評論
還沒有人評論，想成為第一個評論的人麼? 請在上方評論欄輸入並且點擊發布.
相關文章

JVM類加載機制入門

java 運行類的入口是mian方法,主類在運行的時候加載其他的類,加載的時候,會優先加載父類.靜態方法優先於構造方法先執行. jar包或war包裏的類不是一次性全部加載的，是使用到時才加載。 package com.bonc.j

踏雪江南 2020-07-08 12:23:41

Java 四種引用類型，強引用、軟引用、弱引用、虛引用

雲棲號資訊：【點擊查看更多行業資訊】在這裏您可以找到不同行業的第一手的上雲資訊，還在等什麼，快來！ 前言 每種編程語言都有自己操作內存中元素的方式，例如在 C 和 C++ 裏是通過指針，對於指針的使用，大家肯定記得剛學習時候的痛苦。 作爲

雲棲號資訊小哥 2020-08-04 14:40:48

你說你熟悉JVM？那你知道Java對象是如何創建、存儲和訪問的嗎?

雲棲號資訊：【點擊查看更多行業資訊】在這裏您可以找到不同行業的第一手的上雲資訊，還在等什麼，快來！ 前言 Java程序員都知道如何創建對象，不就是一個Person person = new Person()的語句就解決了麼？然而，我們只知

雲棲號資訊小哥 2020-07-21 14:49:52

類加載和類實例化

Java程序中對類的使用方式分爲兩類 ：主動使用和被動使用 主動使用： 創建類的實例 訪問某個類或接口的靜態變量，或者對該靜態變量賦值 調用類的靜態方法 反射 初始化一個類的子類 java虛擬機啓動時被標明爲啓動類的類 從JDK

吃酒忘情殇 2020-07-08 12:36:21

JVM之自定義類加載器入門

在上一篇博客中寫到雙親委派機制.傳送門 瞭解完雙親委派機制那麼對JVM類加載器原理有一定的瞭解,那麼書寫定義類加載加載器就不會太難了.主要是重寫ClassLoader中findClass方法 這個方法主要是根據包名查找class文

踏雪江南 2020-07-08 12:23:41

jvm雙親委派機制之打破雙親委派機制

在上一篇博客中介紹了一下如何書寫自定義加載器.傳送門 這一篇要介紹的就是自定義類加載器來打破雙親委派機制. 思路就是加載類的時候不走parent屬性來找,直接從指定的classpath中找 package com.bonc.jvm

踏雪江南 2020-07-08 12:23:41

jvm雙親委派機制

JVM整體流程如上圖所示.java類的加載是有加載器來進行的.JVM中有以下幾種類加載器: 1.引導類加載器BootstrapClassLoader :負責加載支撐JVM運行的位於JRE的lib目錄核心類庫,比如rt.jar,c

踏雪江南 2020-07-08 12:23:41

JVM內存N個問題的最全解析

推薦閱讀：爲了阿里巴巴的P7offer，我籌備了半年，四面之後終於成功拿下                   面試阿里（P8）竟被MySQL難倒，奮發圖強二次面試斬獲阿里offer                   爲面阿里P8，我肝

mrchaochao 2020-07-08 10:00:46

面試，JVM總掛？阿里架構大牛：爭氣點，“路”都給你指出來了

Java後端，三年經驗，剛面完一波大廠，明顯感覺要求跟往年不同，尤其是在JVM方面。 往年面試，圍繞JVM的一般都以理論問題居多，譬如： 畫圖解釋一下，一個對象在JVM中是如何分配，如何流轉的？ 什麼情況下JVM內存中的一個對象會被垃圾回

mrchaochao 2020-07-08 10:00:46

問題解決：遇到tomcat的假死問題，如何排查問題

文章目錄問題場景問題環境問題原因排查過程查看tomcat的gc情況排查內存泄露問題HashMap死鎖CLOSE_WAIT過多情況總結參考鏈接參考圖JVM結構TCP的三次握手和四次揮手隨緣求贊 問題場景 線上，有時候會遇到一種這樣的

ldx2 2020-07-08 09:08:50

【Java基礎】 JVM、JRE、JDK三者關係

Java版本 （ Java主要有三個版本） JavaSE：（簡稱J2SE）Java標準版，是所有Java的技術核心和基礎，也是學習Java語言的基礎，此版本主要用於開發桌面應用（C/S）程序。 JavaEE：（簡稱J2EE）Jav

赤澳魚蛋 2020-07-08 07:08:47

jvm GC原理

https://www.cnblogs.com/baixianlong/p/10697554.html  

扬大平仔 2020-07-08 05:42:19

JVM（序）

JVM（1）JVM內存模型

蜗牛不怕慢 2020-07-08 04:20:34

簡要了解JVM的內存劃分

概括 在如今大家使用的JVM中，一般都將運行時數據區劃分爲以下五塊區域： 方法區（Method Area） 堆（Heap） 虛擬機棧（VM Stack） 本地方法棧（Native Method Stack） 程序計數器（Prog

E_Mlls 2020-07-08 03:37:19

ecplise3.2在安裝Oracle9i後無法使用的解決方法。

  原因是Oracle9i自帶的jvm版本比較低，好像是1.3的，而eclipse3.2需要1.4以上的版本，所以無法使用。 解決辦法很簡單： 只需要把原來安裝的jdk目錄中的jre文件夾拷貝到eclipse文件夾中即可。 另外一個辦法：

ziyouzai 2020-07-08 03:35:05