OpenShift Logging Concepts

https://docs.openshift.com/container-platform/latest/install_config/aggregate_logging.html

https://docs.openshift.com/container-platform/latest/install_config/install/advanced_install.html#advanced-install-cluster-logging

Logging support is not provided by default but it can be enabled during installation, by setting "openshift_hosted_logging_deploy=true" in the Ansible hosts file.

Logging support is provided by the Elasticsearch and Kibana pods. The logging pods should run on dedicated infrastructure nodes.