openshift prometheus federation

1. Does OpenShift include Prometheus?
2. What is Federated Prometheus?
3. What is OpenShift Prometheus?
4. How do I get Prometheus on OpenShift?
5. How do I update Prometheus rules?
6. What is OpenShift in Linux?
7. How do I set up Prometheus Federation?
8. How do you scale Prometheus?
9. How do I enable Prometheus?
10. What is Prometheus server?
11. How do I monitor my OpenShift cluster?
12. How do you monitor OpenShift pods?

Does OpenShift include Prometheus?

In addition to Prometheus and Alertmanager, OpenShift Container Platform Monitoring also includes node-exporter and kube-state-metrics. ... Prometheus-Operator.

What is Federated Prometheus?

Prometheus federation is a Prometheus server that can scrape data from other Prometheus servers. It supports hierarchical federation, which in our case resembles a tree.

What is OpenShift Prometheus?

Prometheus is an open-source systems monitoring and alerting toolkit. The Prometheus Operator creates, configures, and manages Prometheus clusters running on Kubernetes-based clusters, such as OpenShift Container Platform.

How do I get Prometheus on OpenShift?

Navigate to the OpenShift Container Platform Web console and authenticate. To access Prometheus, navigate to "Monitoring" → "Metrics". To access the Alerting UI, navigate to "Monitoring" → "Alerts" or "Monitoring" → "Silences". To access Grafana, navigate to "Monitoring" → "Dashboards".

How do I update Prometheus rules?

Configuring rules

The rule files can be reloaded at runtime by sending SIGHUP to the Prometheus process. The changes are only applied if all rule files are well-formatted.

What is OpenShift in Linux?

OpenShift is a family of containerization software products developed by Red Hat. Its flagship product is the OpenShift Container Platform — an on-premises platform as a service built around Docker containers orchestrated and managed by Kubernetes on a foundation of Red Hat Enterprise Linux.

How do I set up Prometheus Federation?

Configuring federation

On any given Prometheus server, the /federate endpoint allows retrieving the current value for a selected set of time series in that server. At least one match[] URL parameter must be specified to select the series to expose.

How do you scale Prometheus?

A Prometheus with millions of metrics can use more than 100GB of RAM, and that can be an issue running in Kubernetes. You must scale out to absorb capacity, but the short answer is that you can't. Prometheus is not designed to be scaled horizontally. Once you hit the limit of vertical scaling, you're done.

How do I enable Prometheus?

Setup Prometheus

1. Visit Prometheus download page. It will give you a list of pre-compiled binaries for drawins, linux, and windows. ...
2. Step 2: Extract The Tar. tar -xvzf prometheus-2.11.1.linux-amd64.tar.gz.
3. Step 3: After Extraction Steps. ...
4. Step 4: Execute The Binary File Using The Below Command: ...
5. Step 5: Run Prometheus As A Service.

What is Prometheus server?

Prometheus is an open-source systems monitoring and alerting toolkit originally built at SoundCloud. ... It is now a standalone open source project and maintained independently of any company.

How do I monitor my OpenShift cluster?

Each OpenShift Container Platform component is responsible for its monitoring configuration.
...
In addition to the components of the stack itself, the monitoring stack monitors:

1. CoreDNS.
2. Elasticsearch (if Logging is installed)
3. Etcd.
4. Fluentd (if Logging is installed)
5. HAProxy.
6. Image registry.
7. Kubelets.
8. Kubernetes apiserver.

How do you monitor OpenShift pods?

Create a YAML file for the ServiceMonitor configuration. In this example, the file is called example-app-service-monitor. yaml . This configuration makes OpenShift Monitoring scrape the metrics exposed by the sample service deployed in "Deploying a sample service", which includes the single version metric.