org.elasticsearch.bootstrap.Elasticsearch
-Des.path.home=/Users/jianxinyu/work/tencent/soft/es/elasticsearch/core -Djava.security.policy=/Users/jianxinyu/work/tencent/soft/es/elasticsearch/core/config/elasticsearch.policy
elasticsearch.policy文件内容：
grant {
permission javax.management.MBeanTrustPermission "register";
permission javax.management.MBeanServerPermission "createMBeanServer";
};