_________es.log________________________________ 2020.08.25 23:23:07 INFO es[][o.e.p.PluginsService] loaded module [analysis-common] 2020.08.25 23:23:07 INFO es[][o.e.p.PluginsService] loaded module [lang-painless] 2020.08.25 23:23:07 INFO es[][o.e.p.PluginsService] loaded module [mapper-extras] 2020.08.25 23:23:07 INFO es[][o.e.p.PluginsService] loaded module [parent-join] 2020.08.25 23:23:07 INFO es[][o.e.p.PluginsService] loaded module [percolator] 2020.08.25 23:23:07 INFO es[][o.e.p.PluginsService] loaded module [reindex] 2020.08.25 23:23:07 INFO es[][o.e.p.PluginsService] loaded module [repository-url] 2020.08.25 23:23:07 INFO es[][o.e.p.PluginsService] loaded module [transport-netty4] 2020.08.25 23:23:07 INFO es[][o.e.p.PluginsService] no plugins loaded 2020.08.25 23:27:23 ERROR es[][o.e.b.Bootstrap] Exception java.lang.RuntimeException: can not run elasticsearch as root at org.elasticsearch.bootstrap.Bootstrap.initializeNatives(Bootstrap.java:103) ~[elasticsearch-6.8.4.jar:6.8.4] at org.elasticsearch.bootstrap.Bootstrap.setup(Bootstrap.java:170) ~[elasticsearch-6.8.4.jar:6.8.4] at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:333) [elasticsearch-6.8.4.jar:6.8.4] at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:159) [elasticsearch-6.8.4.jar:6.8.4] at org.elasticsearch.bootstrap.Elasticsearch.execute(Elasticsearch.java:150) [elasticsearch-6.8.4.jar:6.8.4] at org.elasticsearch.cli.EnvironmentAwareCommand.execute(EnvironmentAwareCommand.java:86) [elasticsearch-6.8.4.jar:6.8.4] at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.java:124) [elasticsearch-cli-6.8.4.jar:6.8.4] at org.elasticsearch.cli.Command.main(Command.java:90) [elasticsearch-cli-6.8.4.jar:6.8.4] at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:116) [elasticsearch-6.8.4.jar:6.8.4] at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:93) [elasticsearch-6.8.4.jar:6.8.4] 2020.08.25 23:27:23 WARN es[][o.e.b.ElasticsearchUncaughtExceptionHandler] uncaught exception in thread [main] org.elasticsearch.bootstrap.StartupException: java.lang.RuntimeException: can not run elasticsearch as root at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:163) ~[elasticsearch-6.8.4.jar:6.8.4] at org.elasticsearch.bootstrap.Elasticsearch.execute(Elasticsearch.java:150) ~[elasticsearch-6.8.4.jar:6.8.4] at org.elasticsearch.cli.EnvironmentAwareCommand.execute(EnvironmentAwareCommand.java:86) ~[elasticsearch-6.8.4.jar:6.8.4] at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.java:124) ~[elasticsearch-cli-6.8.4.jar:6.8.4] at org.elasticsearch.cli.Command.main(Command.java:90) ~[elasticsearch-cli-6.8.4.jar:6.8.4] at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:116) ~[elasticsearch-6.8.4.jar:6.8.4] at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:93) ~[elasticsearch-6.8.4.jar:6.8.4] Caused by: java.lang.RuntimeException: can not run elasticsearch as root at org.elasticsearch.bootstrap.Bootstrap.initializeNatives(Bootstrap.java:103) ~[elasticsearch-6.8.4.jar:6.8.4] at org.elasticsearch.bootstrap.Bootstrap.setup(Bootstrap.java:170) ~[elasticsearch-6.8.4.jar:6.8.4] at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:333) ~[elasticsearch-6.8.4.jar:6.8.4] at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:159) ~[elasticsearch-6.8.4.jar:6.8.4] ... 6 more