Unable to see the metrics from node-exporter on Prometheus
Issue
- Prometheus is not showing node metrics from some nodes.
- Unable to see the metrics from node-exporter on Prometheus.
- Some Prometheus node-exporters targets are down.
- After installing Prometheus using the official Ansible playbook from ansible-openshift on top of a running. OpenShift Cluster, it is not possible to query the metrics from Node-Exporter.
- In Prometheus alertmanager some node-exporter targets are not reachable.
Environment
- Red Hat OpenShift Container Platform
- 3.11
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