Elasticsearch plugin is red Request Timeout

[sabper (윤종원)]

I running kibana at aws ec2 instance.

ES Cluster Info
I have ES cluster three node (data, master).

ES cluster behind AWS ELB.

Kibana Info
We Kibana's url support ssl using nignx and certbot.

config/kibana.yaml

elasticsearch.url: "https://{ES cluster (three node) AWS ELB URL}"

connect success kinbana to es cluster AWS ELB URL

curl https://{AWS ELB URL}

Occured error when kinbana running

Kibana Log

  log   [23:34:09.069] [info][status][plugin:kibana@6.0.0] Status changed from uninitialized to green - Ready
  log   [23:34:09.114] [info][status][plugin:elasticsearch@6.0.0] Status changed from uninitialized to yellow - Waiting for Elasticsearch
  log   [23:34:09.146] [info][status][plugin:console@6.0.0] Status changed from uninitialized to green - Ready
  log   [23:34:09.159] [info][status][plugin:metrics@6.0.0] Status changed from uninitialized to green - Ready
  log   [23:34:09.322] [info][status][plugin:timelion@6.0.0] Status changed from uninitialized to green - Ready
  log   [23:34:09.327] [info][listening] Server running at http://ec2-13-124-60-12.ap-northeast-2.compute.amazonaws.com:5601
  log   [23:34:09.329] [info][status][ui settings] Status changed from uninitialized to yellow - Elasticsearch plugin is yellow
  log   [23:34:12.134] [error][status][plugin:elasticsearch@6.0.0] Status changed from yellow to red - Request Timeout after 3000ms
  log   [23:34:12.134] [error][status][ui settings] Status changed from yellow to red - Elasticsearch plugin is red

but

config/kibana.yaml

elasticsearch.url: "http://{ES cluster first node ip}"

Kibana running Success

Please help

thank you.

[spalger (Spencer Alger)]

Are you able to access your elasticsearch instance via curl on the Kibana VM?

[sabper (윤종원)]

yes.

kibana instance connet success with elb url and es node private ip.

curl https://{AWS ELB URL}
curl {ES Node private ip}:{port}