From 45beaf5864bb374a6d0845b03a035dfddd7d2d83 Mon Sep 17 00:00:00 2001 From: Luke Hoersten Date: Wed, 1 Jul 2020 15:47:58 -0500 Subject: Optimized jvm flags for paper. --- papermc/templates/papermc.service.j2 | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'papermc/templates/papermc.service.j2') diff --git a/papermc/templates/papermc.service.j2 b/papermc/templates/papermc.service.j2 index 942ac6d..4bde176 100644 --- a/papermc/templates/papermc.service.j2 +++ b/papermc/templates/papermc.service.j2 @@ -11,7 +11,9 @@ Group={{papermc_user}} WorkingDirectory={{papermc_dir}} Restart=on-failure RestartSec=20 5 -ExecStart=/usr/bin/java -Xms{{papermc_mem}} -Xmx{{papermc_mem}} -jar server.jar +# ExecStart=/usr/bin/java -Xms{{papermc_mem}} -Xmx{{papermc_mem}} -jar server.jar +# Optimizations from https://aikar.co/2018/07/02/tuning-the-jvm-g1gc-garbage-collector-flags-for-minecraft/ +ExecStart=/usr/bin/java -Xms{{papermc_mem}} -Xmx{{papermc_mem}} -XX:+UseG1GC -XX:+ParallelRefProcEnabled -XX:MaxGCPauseMillis=200 -XX:+UnlockExperimentalVMOptions -XX:+DisableExplicitGC -XX:+AlwaysPreTouch -XX:G1NewSizePercent=30 -XX:G1MaxNewSizePercent=40 -XX:G1HeapRegionSize=8M -XX:G1ReservePercent=20 -XX:G1HeapWastePercent=5 -XX:G1MixedGCCountTarget=4 -XX:InitiatingHeapOccupancyPercent=15 -XX:G1MixedGCLiveThresholdPercent=90 -XX:G1RSetUpdatingPauseTimePercent=5 -XX:SurvivorRatio=32 -XX:+PerfDisableSharedMem -XX:MaxTenuringThreshold=1 -Dusing.aikars.flags=https://mcflags.emc.gs -Daikars.new.flags=true -jar server.jar nogui PrivateTmp=true ProtectSystem=full -- cgit v1.2.3