Minecraft server startup script for Paper using Aikar's flags

start.sh

#!/bin/bash
serverpath="" #Server directory goes here

#Check if the server is already running
if $(screen -list | grep -q minecraftserver); then
        exec screen -x minecraftserver
else
        #Start the server in a screen
        if [ -z "$STY" ]; then
                screen -mdS minecraftserver /bin/bash -c "
                cd $serverpath
                exec java -jar -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 -Xms6G -Xmx6G paper.jar -nogui"
        fi
fi

hi