如何解决centos下root运行Elasticsearch异常

Exception in thread "main" java.lang.RuntimeException: don't run elasticsearch as root.         at org.elasticsearch.bootstrap.Bootstrap.initializeNatives(Bootstrap.java:93)        at org.elasticsearch.bootstrap.Bootstrap.setup(Bootstrap.java:144)        at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:270)        at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:35)Refer to the log for complete error details.

bin/elasticsearch -Des.insecure.allow.root=true

ES_JAVA_OPTS="-Des.insecure.allow.root=true"