Unable to run this command bin/logstash -e "input { http { port => 9200 } } output { stdout { codec => rubydebug} }

[Vishnu_mk (Vishnu)]

While running the following command I am getting this error
bin/logstash -e "input { http { port => 9200 } } output { stdout { codec => rubydebug} }"

[    2019-05-29T15:39:04,236][INFO ][logstash.inputs.http     ] Starting http input listener {:address=>"0.0.0.0:9200", :ssl=>"false"}
    [2019-05-29T15:39:04,238][ERROR][logstash.pipeline        ] A plugin had an unrecoverable error. Will restart this plugin.
      Pipeline_id:main
      Plugin: <LogStash::Inputs::Http port=>9200, id=>"2103d9d6bb5059d5a4d3d6c58899b0e35d31c6327126ac82e1fdd823cf106575", enable_metric=>true, codec=><LogStash::Codecs::Plain id=>"plain_053fb897-d248-4456-812c-1ea7f3645d4d", enable_metric=>true, charset=>"UTF-8">, host=>"0.0.0.0", ssl=>false, ssl_verify_mode=>"none", ssl_handshake_timeout=>10000, tls_min_version=>1, tls_max_version=>1.2, cipher_suites=>["TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384", "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384", "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256", "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256", "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384", "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384", "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256", "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256"], additional_codecs=>{"application/json"=>"json"}, response_headers=>{"Content-Type"=>"text/plain"}, remote_host_target_field=>"host", request_headers_target_field=>"headers", threads=>4, max_pending_requests=>200, max_content_length=>104857600, verify_mode=>"none">
      Error: Address already in use

Regard

[Badger]

@Vishnu_mk

Error: Address already in use

Something is already using port 9200. So you cannot configure an http input to use that. You can confirm that using "netstat -an". You may be able to find what is using it with lsof.

[Vishnu_mk (Vishnu)]

Thanks badger