jvm 启动参数配置参考

java -jar xxx.jar -Xms1024m -Xmx1024m -XX:NewSize=512m -XX:MaxNewSize=512m -XX:PermSize=256m -XX:MaxPermSize=256m -XX:+UseConcMarkSweepGC -XX:CMSFullGCsBeforeCompaction=5 -XX:+UseCMSCompactAtFullCollection -XX:+CMSParallelRemarkEnabled -XX:+CMSPermGenSweepingEnabled -XX:+CMSClassUnloadingEnabled -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=70 -XX:+DisableExplicitGC -XX:+UseCompressedOops -XX:+DoEscapeAnalysis -XX:MaxTenuringThreshold=10 -verbose:gc -Xloggc:/alidata1/admin/logs/gc.log -XX:+PrintGCDetails