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VM Options Explorer - Switch comparison of OpenJDK12 vs Oracle JDK12
OpenJDK HotSpot
Options added/removed between JDKs
OpenJDK options also hosted on
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6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Alibaba Dragonwell
8
11
17
21
Amazon Corretto
8
11
17
19
20
21
22
24
Azul Systems
Platform Prime
Zulu
8
11
13
15
17
19
8
11
13
15
16
17
18
19
20
21
22
24
BellSoft Liberica
8
11
17
18
19
20
21
22
Eclipse Temurin
8
11
17
18
19
20
21
22
GraalVM 22.3.1
11
17
19
CE
EE
CE
EE
CE
EE
EE-only
EE-only
EE-only
GraalVM native-image 22.3.1
11
17
19
CE
EE
CE
EE
CE
EE
EE-only
EE-only
EE-only
JDK-based GraalVM
17
21
22
24
JDK
Native
JDK
Native
JDK
Native
JDK
Native
Microsoft
11
16
17
21
OpenJ9
OpenJ9
Oracle
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
SAP SapMachine
11
17
19
20
21
Oracle JDK12 changed default values for:
None
Oracle JDK12 added:
None
Oracle JDK12 removed:
ShenandoahAcmpBarrier
ShenandoahAllocFailureALot
ShenandoahAllocSpikeFactor
ShenandoahAllocationStallThreshold
ShenandoahAllocationThreshold
ShenandoahAllocationTrace
ShenandoahAllowMixedAllocs
ShenandoahAlwaysClearSoftRefs
ShenandoahAlwaysPreTouch
ShenandoahCASBarrier
ShenandoahCloneBarrier
ShenandoahCodeRootsStyle
ShenandoahCommonGCStateLoads
ShenandoahConcurrentScanCodeRoots
ShenandoahControlIntervalAdjustPeriod
ShenandoahControlIntervalMax
ShenandoahControlIntervalMin
ShenandoahCriticalControlThreadPriority
ShenandoahCriticalFreeThreshold
ShenandoahDecreaseRegisterPressure
ShenandoahDegeneratedGC
ShenandoahDontIncreaseWBFreq
ShenandoahElasticTLAB
ShenandoahEvacAssist
ShenandoahEvacReserve
ShenandoahEvacReserveOverflow
ShenandoahEvacWaste
ShenandoahFreeThreshold
ShenandoahFullGCThreshold
ShenandoahGCHeuristics
ShenandoahGarbageThreshold
ShenandoahGuaranteedGCInterval
ShenandoahHeapRegionSize
ShenandoahHumongousMoves
ShenandoahHumongousThreshold
ShenandoahImmediateThreshold
ShenandoahImplicitGCInvokesConcurrent
ShenandoahInitFreeThreshold
ShenandoahKeepAliveBarrier
ShenandoahLearningSteps
ShenandoahLoopOptsAfterExpansion
ShenandoahMarkLoopStride
ShenandoahMarkScanPrefetch
ShenandoahMaxRegionSize
ShenandoahMergeUpdateRefsMaxGap
ShenandoahMergeUpdateRefsMinGap
ShenandoahMinFreeThreshold
ShenandoahMinRegionSize
ShenandoahOOMDuringEvacALot
ShenandoahOptimizeInstanceFinals
ShenandoahOptimizeStableFinals
ShenandoahOptimizeStaticFinals
ShenandoahPacing
ShenandoahPacingCycleSlack
ShenandoahPacingIdleSlack
ShenandoahPacingMaxDelay
ShenandoahPacingSurcharge
ShenandoahParallelRegionStride
ShenandoahParallelSafepointThreads
ShenandoahPreclean
ShenandoahReadBarrier
ShenandoahRefProcFrequency
ShenandoahRegionSampling
ShenandoahRegionSamplingRate
ShenandoahSATBBarrier
ShenandoahSATBBufferFlushInterval
ShenandoahSATBBufferSize
ShenandoahStoreCheck
ShenandoahStoreValEnqueueBarrier
ShenandoahStoreValReadBarrier
ShenandoahSuspendibleWorkers
ShenandoahTargetNumRegions
ShenandoahTerminationTrace
ShenandoahUncommit
ShenandoahUncommitDelay
ShenandoahUnloadClassesFrequency
ShenandoahUpdateRefsEarly
ShenandoahVerify
ShenandoahVerifyLevel
ShenandoahWriteBarrier
