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9551 / JAVA CLIENT/SERVER optimized arguments

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optimized arguments for the java virtual machine to reduce stutter and memory usage

JAVA_21_shenandoah.bash Raw
1--enable-native-access=ALL-UNNAMED -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=compact -XX:ShenandoahUncommitDelay=5000 -XX:+UseStringDeduplication -Xss384k -XX:ReservedCodeCacheSize=256m -XX:MaxMetaspaceSize=1024m -XX:+PerfDisableSharedMem"
JAVA_26_MEM_LOW.bash Raw
1--add-modules=jdk.incubator.vector -XX:+UseG1GC -XX:MaxGCPauseMillis=200 -XX:+UnlockExperimentalVMOptions -XX:+UnlockDiagnosticVMOptions -XX:+DisableExplicitGC -XX:+AlwaysPreTouch -XX:G1NewSizePercent=28 -XX:G1MaxNewSizePercent=50 -XX:G1HeapRegionSize=16M -XX:G1ReservePercent=15 -XX:G1MixedGCCountTarget=3 -XX:InitiatingHeapOccupancyPercent=20 -XX:G1MixedGCLiveThresholdPercent=90 -XX:SurvivorRatio=32 -XX:G1HeapWastePercent=5 -XX:+PerfDisableSharedMem -XX:G1SATBBufferEnqueueingThresholdPercent=30 -XX:G1ConcMarkStepDurationMillis=5 -XX:G1RSetUpdatingPauseTimePercent=0 -XX:+UseNUMA -XX:-DontCompileHugeMethods -XX:MaxNodeLimit=240000 -XX:NodeLimitFudgeFactor=8000 -XX:ReservedCodeCacheSize=400M -XX:NonNMethodCodeHeapSize=12M -XX:ProfiledCodeHeapSize=194M -XX:NonProfiledCodeHeapSize=194M -XX:NmethodSweepActivity=1 -XX:+UseCriticalJavaThreadPriority -XX:AllocatePrefetchStyle=3 -XX:+AlwaysActAsServerClassMachine -XX:+UseTransparentHugePages -XX:LargePageSizeInBytes=2M -XX:+UseLargePages -XX:+EagerJVMCI -XX:+UseStringDeduplication -XX:+UseAES -XX:+UseAESIntrinsics -XX:+UseFMA -XX:+UseLoopPredicate -XX:+RangeCheckElimination -XX:+OptimizeStringConcat -XX:+UseCompressedOops -XX:+UseThreadPriorities -XX:+OmitStackTraceInFastThrow -XX:+RewriteBytecodes -XX:+RewriteFrequentPairs -XX:+UseFPUForSpilling -XX:+UseFastStosb -XX:+UseNewLongLShift -XX:+UseVectorCmov -XX:+UseXMMForArrayCopy -XX:+UseXmmI2D -XX:+UseXmmI2F -XX:+UseXmmLoadAndClearUpper -XX:+UseXmmRegToRegMoveAll -XX:+EliminateLocks -XX:+DoEscapeAnalysis -XX:+AlignVector -XX:+OptimizeFill -XX:+EnableVectorSupport -XX:+UseCharacterCompareIntrinsics -XX:+UseCopySignIntrinsic -XX:+UseVectorStubs -XX:+UseFastJNIAccessors -XX:+UseInlineCaches -XX:+SegmentedCodeCache -Djdk.nio.maxCachedBufferSize=262144 -Djdk.graal.UsePriorityInlining=true -Djdk.graal.Vectorization=true -Djdk.graal.OptDuplication=true -Djdk.graal.DetectInvertedLoopsAsCounted=true -Djdk.graal.LoopInversion=true -Djdk.graal.VectorizeHashes=true -Djdk.graal.EnterprisePartialUnroll=true -Djdk.graal.VectorizeSIMD=true -Djdk.graal.StripMineNonCountedLoops=true -Djdk.graal.SpeculativeGuardMovement=true -Djdk.graal.TuneInlinerExploration=1 -Djdk.graal.LoopRotation=true -Djdk.graal.CompilerConfiguration=enterprise -XX:+UseCompactObjectHeaders
JAVA_26_MEM_LOW_WIN.bash Raw
1--add-modules=jdk.incubator.vector -XX:+UseG1GC -XX:MaxGCPauseMillis=200 -XX:+UnlockExperimentalVMOptions -XX:+UnlockDiagnosticVMOptions -XX:+DisableExplicitGC -XX:+AlwaysPreTouch -XX:G1NewSizePercent=28 -XX:G1MaxNewSizePercent=50 -XX:G1HeapRegionSize=16M -XX:G1ReservePercent=15 -XX:G1MixedGCCountTarget=3 -XX:InitiatingHeapOccupancyPercent=20 -XX:G1MixedGCLiveThresholdPercent=90 -XX:SurvivorRatio=32 -XX:G1HeapWastePercent=5 -XX:+PerfDisableSharedMem -XX:G1SATBBufferEnqueueingThresholdPercent=30 -XX:G1ConcMarkStepDurationMillis=5 -XX:G1RSetUpdatingPauseTimePercent=0 -XX:+UseNUMA -XX:-DontCompileHugeMethods -XX:MaxNodeLimit=240000 -XX:NodeLimitFudgeFactor=8000 -XX:ReservedCodeCacheSize=400M -XX:NonNMethodCodeHeapSize=12M -XX:ProfiledCodeHeapSize=194M -XX:NonProfiledCodeHeapSize=194M -XX:NmethodSweepActivity=1 -XX:+UseCriticalJavaThreadPriority -XX:AllocatePrefetchStyle=3 -XX:+AlwaysActAsServerClassMachine -XX:LargePageSizeInBytes=2M -XX:+UseLargePages -XX:+EagerJVMCI -XX:+UseStringDeduplication -XX:+UseAES -XX:+UseAESIntrinsics -XX:+UseFMA -XX:+UseLoopPredicate -XX:+RangeCheckElimination -XX:+OptimizeStringConcat -XX:+UseCompressedOops -XX:+UseThreadPriorities -XX:+OmitStackTraceInFastThrow -XX:+RewriteBytecodes -XX:+RewriteFrequentPairs -XX:+UseFPUForSpilling -XX:+UseFastStosb -XX:+UseNewLongLShift -XX:+UseVectorCmov -XX:+UseXMMForArrayCopy -XX:+UseXmmI2D -XX:+UseXmmI2F -XX:+UseXmmLoadAndClearUpper -XX:+UseXmmRegToRegMoveAll -XX:+EliminateLocks -XX:+DoEscapeAnalysis -XX:+AlignVector -XX:+OptimizeFill -XX:+EnableVectorSupport -XX:+UseCharacterCompareIntrinsics -XX:+UseCopySignIntrinsic -XX:+UseVectorStubs -XX:+UseFastJNIAccessors -XX:+UseInlineCaches -XX:+SegmentedCodeCache -Djdk.nio.maxCachedBufferSize=262144 -Djdk.graal.UsePriorityInlining=true -Djdk.graal.Vectorization=true -Djdk.graal.OptDuplication=true -Djdk.graal.DetectInvertedLoopsAsCounted=true -Djdk.graal.LoopInversion=true -Djdk.graal.VectorizeHashes=true -Djdk.graal.EnterprisePartialUnroll=true -Djdk.graal.VectorizeSIMD=true -Djdk.graal.StripMineNonCountedLoops=true -Djdk.graal.SpeculativeGuardMovement=true -Djdk.graal.TuneInlinerExploration=1 -Djdk.graal.LoopRotation=true -Djdk.graal.CompilerConfiguration=enterprise -XX:+UseCompactObjectHeaders
JAVA_26_MEM_OPTIMIZED.bash Raw
1-XX:+UseZGC -XX:+AlwaysPreTouch -XX:+PerfDisableSharedMem -XX:AllocatePrefetchStyle=1 -XX:-ZProactive -XX:+ExplicitGCInvokesConcurrent -XX:+UseCompactObjectHeaders