Idea from: https://www.reddit.com/r/Minecraft/comments/k9zb7m/tuning_jvm_gc_for_singleplayer/ -XX:GCTimeRatio=99 As a goal, 1% of CPU time should be spent on garbage collection. Default is 12, which seems way too low. The default for Java 8 was 99. -XX:AllocatePrefetchStyle=3 ...
collecting from old gen until its above this percent. This avoids triggering slower "mixed" young generation GCs, which is fine since Minecraft (with sufficient memory) doesn't fill the old gen that fast. Idea from:https://www.reddit.com/r/Minecraft/comments/k9zb7m/tuning_jvm_gc_for_...
The JVM errors are due to the default flags provided by the launcher. To fix the errors, set this for your JVM arguments in the profile: -Xmx3G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegion...
Idea from: https://www.reddit.com/r/Minecraft/comments/k9zb7m/tuning_jvm_gc_for_singleplayer/ -XX:GCTimeRatio=99 As a goal, 1% of CPU time should be spent on garbage collection. Default is 12, which seems way too low. The default for Java 8 was 99. -XX:AllocatePrefetchStyle=3 ...
Idea from: https://www.reddit.com/r/Minecraft/comments/k9zb7m/tuning_jvm_gc_for_singleplayer/ -XX:GCTimeRatio=99 As a goal, 1% of CPU time should be spent on garbage collection. Default is 12, which seems way too low. The default for Java 8 was 99. -XX:AllocatePrefetchStyle=3 ...
Java HotSpot(TM) 64-Bit Server VM warning: JVM cannot use large page memory because it does not have enough privilege to lock pages in memory. GraalVM GraalVM is a new Java VM from Oracle that can improve the performance of (modded and vanilla) Minecraft. While client FPS gains are modest...