:_content-type: ASSEMBLY [id="cluster-operators-ref"] = Cluster Operators reference include::_attributes/common-attributes.adoc[] :context: cluster-operators-ref toc::[] This reference guide indexes the _cluster Operators_ shipped by Red Hat that serve as the architectural foundation for {product-title}. Cluster Operators are installed by default, unless otherwise noted, and are managed by the Cluster Version Operator (CVO). For more details on the control plane architecture, see xref:../architecture/control-plane.adoc#operators-overview_control-plane[Operators in {product-title}]. Cluster administrators can view cluster Operators in the {product-title} web console from the *Administration* -> *Cluster Settings* page. [NOTE] ==== Cluster Operators are not managed by Operator Lifecycle Manager (OLM) and OperatorHub. OLM and OperatorHub are part of the link:https://operatorframework.io/[Operator Framework] used in {product-title} for installing and running optional xref:../architecture/control-plane.adoc#olm-operators_control-plane[add-on Operators]. ==== Some of the following cluster Operators can be disabled prior to installation. For more information see xref:../installing/cluster-capabilities.adoc#cluster-capabilities[cluster capabilities]. include::modules/cluster-bare-metal-operator.adoc[leveloffset=+1] [role="_additional-resources"] .Additional resources * xref:../installing/cluster-capabilities.adoc#cluster-bare-metal-operator_cluster-capabilities[Bare-metal capability] include::modules/baremetal-event-relay.adoc[leveloffset=+1] include::modules/cloud-credential-operator.adoc[leveloffset=+1] [role="_additional-resources"] [discrete] [id="additional-resources_cluster-op-ref-cco"] === Additional resources * xref:../authentication/managing_cloud_provider_credentials/about-cloud-credential-operator.adoc#about-cloud-credential-operator[About the Cloud Credential Operator] * xref:../rest_api/security_apis/credentialsrequest-cloudcredential-openshift-io-v1.adoc#credentialsrequest-cloudcredential-openshift-io-v1[`CredentialsRequest` custom resource] include::modules/cluster-authentication-operator.adoc[leveloffset=+1] include::modules/cluster-autoscaler-operator.adoc[leveloffset=+1] include::modules/cluster-cloud-controller-manager-operator.adoc[leveloffset=+1] include::modules/cluster-capi-operator.adoc[leveloffset=+1] include::modules/cluster-config-operator.adoc[leveloffset=+1] include::modules/cluster-csi-snapshot-controller-operator.adoc[leveloffset=+1] [role="_additional-resources"] .Additional resources * xref:../installing/cluster-capabilities.adoc#cluster-csi-snapshot-controller-operator_cluster-capabilities[CSI snapshot controller capability] include::modules/cluster-image-registry-operator.adoc[leveloffset=+1] include::modules/cluster-machine-approver-operator.adoc[leveloffset=+1] include::modules/cluster-monitoring-operator.adoc[leveloffset=+1] include::modules/cluster-network-operator.adoc[leveloffset=+1] include::modules/cluster-samples-operator.adoc[leveloffset=+1] [role="_additional-resources"] .Additional resources * xref:../installing/cluster-capabilities.adoc#cluster-samples-operator_cluster-capabilities[OpenShift samples capability] include::modules/cluster-storage-operator.adoc[leveloffset=+1] [role="_additional-resources"] .Additional resources * xref:../installing/cluster-capabilities.adoc#cluster-storage-operator_cluster-capabilities[Storage capability] include::modules/cluster-version-operator.adoc[leveloffset=+1] include::modules/console-operator.adoc[leveloffset=+1] [role="_additional-resources"] .Additional resources * xref:../installing/cluster-capabilities.adoc#console-operator_cluster-capabilities[Web console capability] include::modules/control-plane-machine-set-operator.adoc[leveloffset=+1] [role="_additional-resources"] [discrete] [id="additional-resources_cluster-op-ref-cpmso"] === Additional resources * xref:../machine_management/control_plane_machine_management/cpmso-about.adoc#cpmso-about[About control plane machine sets] * xref:../rest_api/machine_apis/controlplanemachineset-machine-openshift-io-v1.adoc#controlplanemachineset-machine-openshift-io-v1[`ControlPlaneMachineSet` custom resource] include::modules/cluster-dns-operator.adoc[leveloffset=+1] include::modules/etcd-operator.adoc[leveloffset=+1] include::modules/ingress-operator.adoc[leveloffset=+1] include::modules/insights-operator.adoc[leveloffset=+1] [role="_additional-resources"] .Additional resources * xref:../installing/cluster-capabilities.adoc#insights-operator_cluster-capabilities[Insights capability] * See xref:../support/remote_health_monitoring/about-remote-health-monitoring.adoc#about-remote-health-monitoring[About remote health monitoring] for details about Insights Operator and Telemetry. include::modules/kube-apiserver-operator.adoc[leveloffset=+1] include::modules/kube-controller-manager-operator.adoc[leveloffset=+1] include::modules/cluster-kube-scheduler-operator.adoc[leveloffset=+1] include::modules/cluster-kube-storage-version-migrator-operator.adoc[leveloffset=+1] include::modules/machine-api-operator.adoc[leveloffset=+1] include::modules/machine-config-operator.adoc[leveloffset=+1] include::modules/operator-marketplace.adoc[leveloffset=+1] [role="_additional-resources"] .Additional resources * xref:../installing/cluster-capabilities.adoc#marketplace-operator_cluster-capabilities[Marketplace capability] include::modules/node-tuning-operator.adoc[leveloffset=+1] [discrete] [role="_additional-resources"] [id="cluster-operators-ref-nto-addtl-resources"] === Additional resources * xref:../scalability_and_performance/cnf-low-latency-tuning.adoc#cnf-understanding-low-latency_cnf-master[Low latency tuning of OCP nodes] include::modules/openshift-apiserver-operator.adoc[leveloffset=+1] include::modules/cluster-openshift-controller-manager-operators.adoc[leveloffset=+1] [id="cluster-operators-ref-olm"] == Operator Lifecycle Manager Operators [discrete] include::modules/olm-overview.adoc[leveloffset=+2] [discrete] include::modules/olm-architecture.adoc[leveloffset=+2] [discrete] include::modules/olm-arch-olm-operator.adoc[leveloffset=+2] [discrete] include::modules/olm-arch-catalog-operator.adoc[leveloffset=+2] [discrete] include::modules/olm-arch-catalog-registry.adoc[leveloffset=+2] [role="_additional-resources"] [discrete] [id="cluster-operators-ref-olm-addtl-resources"] === Additional resources * For more information, see the sections on xref:../operators/understanding/olm/olm-understanding-olm.adoc#olm-understanding-olm[understanding Operator Lifecycle Manager (OLM)]. include::modules/openshift-service-ca-operator.adoc[leveloffset=+1] include::modules/vsphere-problem-detector-operator.adoc[leveloffset=+1] [role="_additional-resources"] .Additional resources * For more details, see xref:../installing/installing_vsphere/using-vsphere-problem-detector-operator.adoc#using-vsphere-problem-detector-operator[Using the vSphere Problem Detector Operator].