This neat trick allows us to easily figure out which pods have been started within a particular timeframe - that's helpful when debugging anomalous node behavior.
OpenShift comes with powerful monitoring stack, but it is hidden and abstracted away. In this post I show how to get access to the underlying Prometheus instances for debugging purposes.
My workflow for making fast and efficient offsite backups with restic, systemd, some shell scripting and a Prometheus exporter
How to set up ServiceAccount, Role, RoleBinding and configure Prometheus to only discover scraping targets from the local Kubernetes namespace.
How to correctly configure Prometheus Web UI on a Sub-Path with Traefik reverse proxy