DATE=$(date +"%Y%m%d%H%M")
mv server.log logs/$DATE.log

java -server -Xmx4G -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:ParallelGCThreads=2 -XX:+CMSParallelRemarkEnabled -XX:+DisableExplicitGC -XX:MaxGCPauseMillis=500 -XX:SurvivorRatio=16 -XX:TargetSurvivorRatio=90 -jar minecraft_server.jar nogui