南途锦域 
-XX:PrintCommandLineFlags-XX:MetaspaceSize256m-XX:MaxMetaspaceSize512m-Xms4g-Xmx4g-XX:UseG1GC-Dfastjson.parser.safeModetrue JVM内存配置
-XX:PrintCommandLineFlags-XX:MetaspaceSize256m-XX:MaxMetaspaceSize512m-Xms4g-Xmx4g-XX:UseG1GC-Dfastjson.parser.safeModetrue