optional_jvm.txt

This jvm is used for Java 21
这个jvm参数针对Java 21使用

-XX:+UnlockExperimentalVMOptions -XX:+UnlockDiagnosticVMOptions -XX:+AlwaysActAsServerClassMachine -XX:+AlwaysPreTouch -XX:+ExplicitGCInvokesConcurrent -XX:+UseNUMA -XX:NmethodSweepActivity=1 -XX:ReservedCodeCacheSize=400M -XX:NonNMethodCodeHeapSize=12M -XX:ProfiledCodeHeapSize=194M -XX:NonProfiledCodeHeapSize=194M -XX:-DontCompileHugeMethods -XX:MaxNodeLimit=240000 -XX:NodeLimitFudgeFactor=8000 -XX:+UseVectorCmov -XX:+PerfDisableSharedMem -XX:+UseFastUnorderedTimeStamps -XX:ThreadPriorityPolicy=1 -XX:AllocatePrefetchStyle=3 -XX:CompileThreshold=100000 -XX:MaxInlineLevel=15 -XX:MaxVectorSize=32 -XX:+UseCompressedOops -XX:+UseFPUForSpilling -XX:+UseStringDeduplication -XX:+UseG1GC -XX:MaxGCPauseMillis=37 -XX:G1HeapRegionSize=32M -XX:G1NewSizePercent=23 -XX:G1MaxNewSizePercent=40 -XX:G1ReservePercent=20 -XX:SurvivorRatio=16 -XX:G1MixedGCCountTarget=3 -XX:G1MixedGCLiveThresholdPercent=90 -XX:InitiatingHeapOccupancyPercent=10 -XX:MaxTenuringThreshold=2 -XX:G1RSetUpdatingPauseTimePercent=0 -XX:G1SATBBufferEnqueueingThresholdPercent=30 -XX:G1ConcMarkStepDurationMillis=5.0 -XX:G1ConcRSHotCardLimit=16 -XX:G1ConcRefinementServiceIntervalMillis=150 -XX:GCTimeRatio=99