ElasticSearch错误：uncaught exception in thread [main] org.elasticsearch.bootstrap.StartupException

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[2019-03-18T22:24:21,549][WARN ][o.e.b.ElasticsearchUncaughtExceptionHandler] [] uncaught exception in thread [main]
org.elasticsearch.bootstrap.StartupException: <a href='http://www.bangbangdao.com/special/618658fc2711d' target='_blank' >java</a>.lang.RuntimeException: can not run elasticsearch as root
at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.<a href='http://www.bangbangdao.com/special/618658fc2711d' target='_blank' >java</a>:125) ~[elasticsearch-6.2.4.jar:6.2.4]
at org.elasticsearch.bootstrap.Elasticsearch.execute(Elasticsearch.<a href='http://www.bangbangdao.com/special/618658fc2711d' target='_blank' >java</a>:112) ~[elasticsearch-6.2.4.jar:6.2.4]
at org.elasticsearch.cli.EnvironmentAwareCommand.execute(EnvironmentAwareCommand.<a href='http://www.bangbangdao.com/special/618658fc2711d' target='_blank' >java</a>:86) ~[elasticsearch-6.2.4.jar:6.2.4]
at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.<a href='http://www.bangbangdao.com/special/618658fc2711d' target='_blank' >java</a>:124) ~[elasticsearch-cli-6.2.4.jar:6.2.4]
at org.elasticsearch.cli.Command.main(Command.<a href='http://www.bangbangdao.com/special/618658fc2711d' target='_blank' >java</a>:90) ~[elasticsearch-cli-6.2.4.jar:6.2.4]
at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.<a href='http://www.bangbangdao.com/special/618658fc2711d' target='_blank' >java</a>:92) ~[elasticsearch-6.2.4.jar:6.2.4]
at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.<a href='http://www.bangbangdao.com/special/618658fc2711d' target='_blank' >java</a>:85) ~[elasticsearch-6.2.4.jar:6.2.4]
Caused by: <a href='http://www.bangbangdao.com/special/618658fc2711d' target='_blank' >java</a>.lang.RuntimeException: can not run elasticsearch as root
at org.elasticsearch.bootstrap.Bootstrap.initializeNatives(Bootstrap.<a href='http://www.bangbangdao.com/special/618658fc2711d' target='_blank' >java</a>:105) ~[elasticsearch-6.2.4.jar:6.2.4]
at org.elasticsearch.bootstrap.Bootstrap.setup(Bootstrap.<a href='http://www.bangbangdao.com/special/618658fc2711d' target='_blank' >java</a>:172) ~[elasticsearch-6.2.4.jar:6.2.4]
at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.<a href='http://www.bangbangdao.com/special/618658fc2711d' target='_blank' >java</a>:323) ~[elasticsearch-6.2.4.jar:6.2.4]
at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.<a href='http://www.bangbangdao.com/special/618658fc2711d' target='_blank' >java</a>:121) ~[elasticsearch-6.2.4.jar:6.2.4]
... 6 more

解决方案：ElasticSearch为了安全起见，不允许以root用户登录，切换其他系统用户即可

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标签: Elasticsearch
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