There are various exporters included such as . Next, expose your port on the Prometheus server pod so that you can see the Prometheus web interface. OSS vs. But if that doesn't work out and if you can't find the source of the error, restarting the Kubernetes Pod manually is the fastest way to get your app working again. There are two ways to ask Prometheus to reload it's configuration, a SIGHUP and the POSTing to the /-/reload handler. sum by (kube_namespace_name) (changes (kube_pod_status_ready {condition="true"} [5m])) Pods not ready This query lists all of the Pods with any kind of issue. Top 10 PromQL examples for monitoring Kubernetes - Sysdig You should know about... these useful Prometheus alerting rules How To Setup Prometheus Monitoring On Kubernetes [Tutorial] Now we can publish our prometheus instances using an OpenShift Route: Select the cluster to view the health of the nodes, user pods, and system pods. I've configured the below to generation alerts for pod restart metrics. How to reproduce it (as minimally and precisely as possible): Create a running ThanosRuler pod with some . Data visualization & monitoring with support for Graphite, InfluxDB, Prometheus, Elasticsearch and many more databases. In Kubernetes pod has a lifecycle inside which restart is also one of the parts of it. In this git repository, we set up node-exporter as a provider from Prometheus to get metrics on nodes and have alerts and grafana dashboards to monitor them. Oncall Adventures - When Your Prometheus Server's Disk Is Full The command mentioned above will restart it. This is really important since a high pod restart rate usually means CrashLoopBackOff . Now, you just need to update the Prometheus configuration and reload like we did in the last section: . Bug 2041725 - prometheus pod is still CrashLoopBackOff after prometheus field changed from invalid value to valid value.
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