# OpenSearch operator Graylog is about to move away from ElasticSearch and OpenSearch is here to stay ``` helm repo add opensearch-operator https://opensearch-project.github.io/opensearch-k8s-operator/ helm template opensearch-operator opensearch-operator/opensearch-operator -n opensearch-operator --version v2.6.1 > application.yaml kubectl create namespace opensearch-operator kubectl apply -n opensearch-operator -f application.yaml ```