Hi,
When I try to run the ./opendistro-tar-install.sh command, I get an error like the following. I changed ownership of all folders to elasticsearch. But this error keeps coming up. Why could it be?
:/home/ivr_elk/opendistroforelasticsearch-1.10.1/plugins/opendistro-knn/knn-lib
[2020-10-15T15:52:56,017][ERROR][o.e.b.ElasticsearchUncaughtExceptionHandler] [ivr-elasticap2] 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:174) ~[elasticsearch-7.9.1.jar:7.9.1]
at org.elasticsearch.bootstrap.Elasticsearch.execute(Elasticsearch.java:161) ~[elasticsearch-7.9.1.jar:7.9.1]
at org.elasticsearch.cli.EnvironmentAwareCommand.execute(EnvironmentAwareCommand.java:86) ~[elasticsearch-7.9.1.jar:7.9.1]
at org.elasticsearch.cli.Command.mainWithoutErrorHandling(Command.java:127) ~[elasticsearch-cli-7.9.1.jar:7.9.1]
at org.elasticsearch.cli.Command.main(Command.java:90) ~[elasticsearch-cli-7.9.1.jar:7.9.1]
at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:126) ~[elasticsearch-7.9.1.jar:7.9.1]
at org.elasticsearch.bootstrap.Elasticsearch.main(Elasticsearch.java:92) ~[elasticsearch-7.9.1.jar:7.9.1]
Caused by: java.lang.RuntimeException: can not run elasticsearch as root
at org.elasticsearch.bootstrap.Bootstrap.initializeNatives(Bootstrap.java:111) ~[elasticsearch-7.9.1.jar:7.9.1]
at org.elasticsearch.bootstrap.Bootstrap.setup(Bootstrap.java:178) ~[elasticsearch-7.9.1.jar:7.9.1]
at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:393) ~[elasticsearch-7.9.1.jar:7.9.1]
at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:170) ~[elasticsearch-7.9.1.jar:7.9.1]
… 6 more