Merge "Node feature discovery. This review is opened for editorial changes made in upstream. (dsr8)."
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.. _install-node-feature-discovery-nfd-starlingx-application-70f6f940bb4a:
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======================================================================
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Install Node Feature Discovery (NFD) |prod| Application
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======================================================================
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==========================================
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Install Node Feature Discovery Application
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==========================================
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Node Feature Discovery (NFD) detects hardware features available on each node
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in a kubernetes cluster and advertises those features using Kubernetes node
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labels. This procedure walks you through the process of installing the |NFD|
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|prod| Application.
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in a kubernetes cluster and advertises those features using kubernetes node
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labels. Use the following procedure to install the |NFD| application.
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.. rubric:: |prereq|
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Before attempting to install the |NFD| |prod| application, ensure that your
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Before attempting to install the |NFD| application, ensure that your
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system meets the following requirements:
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#. Ensure that you have Kubernetes version v1.24.4 installed. If not, follow
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the steps to upgrade the Kubernetes components. For detailed instructions on
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how to upgrade, see :ref:`manual-kubernetes-components-upgrade`.
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#. Ensure that you have at least kubernetes version v1.24.4 installed. If
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kubernetes v1.24.4 is not installed, see
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:ref:`manual-kubernetes-components-upgrade` for more details.
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#. If you have previously installed the |NFD| Helm Chart, you need to uninstall
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#. If you have previously installed the |NFD| Helm chart, you need to uninstall
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it before proceeding with the new installation. To uninstall, use the
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following command:
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.. code-block:: none
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helm uninstall node-feature-discovery -n <namespace>
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~(keystone_admin)]$ helm uninstall node-feature-discovery -n <namespace>
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Replace <namespace> with the namespace where you have the |NFD| Helm Chart
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installed.
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<namespace> is the location, where you installed the |NFD| Helm chart.
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.. rubric:: |proc|
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Follow these steps to install the |NFD| |prod| Application:
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Use the following steps to install the |NFD| application:
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#. Locate the |NFD| |prod| App tarball in the
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``/usr/local/share/applications/helm`` directory.
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#. Locate the |NFD| tarball in the ``/usr/local/share/applications/helm``
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directory.
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For example:
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@ -54,13 +52,13 @@ Follow these steps to install the |NFD| |prod| Application:
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Replace <version> with the latest version number.
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#. Verify that the |NFD| |prod| application has been uploaded successfully.
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#. Verify that the |NFD| application has been uploaded successfully.
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.. code-block:: none
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~(keystone_admin)]$ system application-list
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#. Apply the application using the following command.
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#. Apply the updates using the following command.
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.. code-block:: none
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@ -72,30 +70,27 @@ Follow these steps to install the |NFD| |prod| Application:
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~(keystone_admin)]$ watch system application-list
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OR
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or
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~(keystone_admin)]$ watch kubectl get pods -n node-feature-discovery
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.. rubric:: |result|
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After a successful installation, the |NFD| |prod| deploys as the follows:
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- A worker pod is created for each node in the Kubernetes cluster. These worker
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pods gather information about node features periodically and update the
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labels associated with the nodes based on the detected features.
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- A worker pod is created for each node in the kubernetes cluster. These worker
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pods gather information about node features periodically and updates the
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labels associated with the nodes.
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- Additionally, there is one master pod that gathers all the updated data from
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worker pods and reporting it to Kubernetes for efficient feature management.
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worker pods and reports it for efficient feature management.
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The |NFD| |prod| application is now installed on your system, and the hardware
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features available on each node in the Kubernetes cluster will be detected and
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advertised using Kubernetes node labels. You can check the labels using the
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following command for any configuration:
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The |NFD| application is now installed on your system, and the hardware
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features available on each node in the kubernetes cluster will be detected and
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advertised using kubernetes node labels. To check the label for any
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configuration, use the following command:
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.. code-block:: none
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kubectl label node/<node's name> --list | grep "feature.node.kubernetes.io"
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~(keystone_admin)]$ kubectl label node/<node's name> --list | grep "feature.node.kubernetes.io"
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Replace <node's name> with the specific node name such as controller-0,
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controller-1, and so on.
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Where <node's name> is name of the node.
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@ -1,30 +1,27 @@
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.. _uninstall-node-feature-discovery-nfd-starlingx-application-a582bfdadfb8:
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======================================================================
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Uninstall Node Feature Discovery (NFD) |prod| Application
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======================================================================
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============================================
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Uninstall Node Feature Discovery Application
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============================================
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Follow these steps to remove the Node Feature Discovery (NFD) |prod|
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Application.
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Use the following procedure to uninstall the |NFD| application.
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.. rubric:: |proc|
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#. Remove |NFD| pods and resources using the following command:
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#. Remove the |NFD| pods and resources using the following command:
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.. code-block:: none
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~(keystone_admin)]$ system application-remove node-feature-discovery
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#. Remove |NFD| helm chart and application using the following command:
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#. Remove the |NFD| helm chart and application using the following command:
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.. code-block:: none
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~(keystone_admin)]$ system application-delete node-feature-discovery
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After completion of the uninstallation process, the |NFD| application will be
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completely removed from your system. All related pods, resources, and
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configurations associated with |NFD| will no longer be present, ensuring a
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clean removal of the application.
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Once uninstallation is complete, all related pods, resources and configurations
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will be removed from the system.
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