Thanks for your response.
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{"type":"log","@timestamp":"2018-08-30T13:01:34Z","tags":["status","plugin:elasticsearch@6.4.0","info"],"pid":4164,"state":"yellow","message":"Status changed from uninitialized to yellow - Waiting for Elasticsearch","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:34Z","tags":["status","plugin:xpack_main@6.4.0","info"],"pid":4164,"state":"yellow","message":"Status changed from uninitialized to yellow - Waiting for Elasticsearch","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:34Z","tags":["status","plugin:searchprofiler@6.4.0","info"],"pid":4164,"state":"yellow","message":"Status changed from uninitialized to yellow - Waiting for Elasticsearch","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:34Z","tags":["status","plugin:ml@6.4.0","info"],"pid":4164,"state":"yellow","message":"Status changed from uninitialized to yellow - Waiting for Elasticsearch","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:34Z","tags":["status","plugin:tilemap@6.4.0","info"],"pid":4164,"state":"yellow","message":"Status changed from uninitialized to yellow - Waiting for Elasticsearch","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:34Z","tags":["status","plugin:watcher@6.4.0","info"],"pid":4164,"state":"yellow","message":"Status changed from uninitialized to yellow - Waiting for Elasticsearch","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:34Z","tags":["status","plugin:license_management@6.4.0","info"],"pid":4164,"state":"green","message":"Status changed from uninitialized to green - Ready","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:34Z","tags":["status","plugin:index_management@6.4.0","info"],"pid":4164,"state":"yellow","message":"Status changed from uninitialized to yellow - Waiting for Elasticsearch","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:35Z","tags":["status","plugin:timelion@6.4.0","info"],"pid":4164,"state":"green","message":"Status changed from uninitialized to green - Ready","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:35Z","tags":["status","plugin:graph@6.4.0","info"],"pid":4164,"state":"yellow","message":"Status changed from uninitialized to yellow - Waiting for Elasticsearch","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:35Z","tags":["status","plugin:monitoring@6.4.0","info"],"pid":4164,"state":"green","message":"Status changed from uninitialized to green - Ready","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:35Z","tags":["security","warning"],"pid":4164,"message":"Generating a random key for xpack.security.encryptionKey. To prevent sessions from being invalidated on restart, please set xpack.security.encryptionKey in kibana.yml"}
{"type":"log","@timestamp":"2018-08-30T13:01:35Z","tags":["security","warning"],"pid":4164,"message":"Session cookies will be transmitted over insecure connections. This is not recommended."}
{"type":"log","@timestamp":"2018-08-30T13:01:35Z","tags":["status","plugin:security@6.4.0","info"],"pid":4164,"state":"yellow","message":"Status changed from uninitialized to yellow - Waiting for Elasticsearch","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:35Z","tags":["status","plugin:grokdebugger@6.4.0","info"],"pid":4164,"state":"yellow","message":"Status changed from uninitialized to yellow - Waiting for Elasticsearch","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:35Z","tags":["status","plugin:dashboard_mode@6.4.0","info"],"pid":4164,"state":"green","message":"Status changed from uninitialized to green - Ready","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:35Z","tags":["status","plugin:logstash@6.4.0","info"],"pid":4164,"state":"yellow","message":"Status changed from uninitialized to yellow - Waiting for Elasticsearch","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:35Z","tags":["status","plugin:apm@6.4.0","info"],"pid":4164,"state":"green","message":"Status changed from uninitialized to green - Ready","prevState":"uninitialized","prevMsg":"uninitialized"}
{"type":"log","@timestamp":"2018-08-30T13:01:35Z","tags":["status","plugin:console@6.4.0","info"],"pid":4164,"state":"green","message":"Status changed from uninitialized to green - Ready","prevState":"uninitialized","prevMsg":"uninitialized"}