[Kubernetes]Readiness probe failed: Waiting for elasticsearch cluster to become ready

Problem

Helm chart를 이용하여 Elasticsearch 설치 시 아래와 같은 에러 발생

Readiness probe failed: Waiting for elasticsearch cluster to become ready

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Solution

Helm Chart의 아래 값 변경하고 다시 Install 한다.

replicas: 1
minimumMasterNodes: 1 #2
clusterHealthCheckParams: 'wait_for_status=yellow&timeout=1s' #green

helm install elasticsearch . -n efk