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Deployment Guide—Dell EMC Ready Stack for Red Hat OpenShift Container Platform 4.3
Monitoring the Cluster
OpenShift monitoring overview Enabling Grafana dashboards Viewing alerts Viewing cluster metrics

Monitoring the Cluster

Enabling Grafana dashboards

  • To enable viewing of cluster metrics in the OpenShift web console, enable the Grafana dashboards as follows. Unless specified otherwise, run all the commands as user core.

    1. Log in to the CSAH node.
    1. Obtain the Grafana route:

    [core@csah ~]$ oc get routes --all-namespaces |grep -i grafana

    openshift-monitoring       grafana             grafana-openshift-monitoring.apps.ocp.example.com                    grafana             https      reencrypt/Redirect     None

    1. Open a web browser and paste in the URL (grafana-openshift-monitoring.apps.ocp.example.com from the preceding output example).
    2. Log in as kubeadmin or as a user with cluster admin privileges.

    A list of available components in the cluster is displayed.

    1. Click etcd.

    The dashboard shows the active streams, number of etcd nodes up, and other details, as shown in the following figure:

    Figure 21.     Sample Grafana dashboard

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Viewing alerts