Prometheus
Use External Labels with Prometheus Alerts
4 min readWhen managing a multi-cluster or multi-region Prometheus setup, external labels play a key role in differentiating alerts from different clusters. By using external labels in …
Monitor Linux Servers with Grafana and Prometheus (node_exporter)
4 min readMonitoring Linux servers is critical for maintaining system health, optimizing performance, and identifying potential issues before they escalate. With Prometheus and Grafana, you …
Monitor HAProxy with Grafana and Prometheus (haproxy_exporter)
3 min readHAProxy is a widely used open-source load balancer and reverse proxy for TCP and HTTP-based applications. Monitoring HAProxy performance and availability is crucial for ensuring …
Monitor Bind DNS Server with Grafana and Prometheus (bind_exporter)
4 min readMonitoring your Bind DNS server is essential for maintaining optimal performance, availability, and security. With Prometheus and Grafana, you can collect and visualize real-time …
Reload Prometheus ConfigMap without Restarting the Kubernetes Pod
2 min readIn Kubernetes, Prometheus configuration changes traditionally require a pod restart to take effect. However, using a configuration reload method, you can avoid downtime and ensure …
Monitoring RKE2 Certs with x509-certificate-exporter
2 min readMonitoring SSL/TLS certificate validity is crucial to maintaining the security and reliability of any Kubernetes cluster. For Rancher Kubernetes Engine (RKE2) clusters, tracking …
How to install kube-prometheus-stack
3 min readkube-prometheus-stack is a collection of Kubernetes manifests that includes the following: The Prometheus operator Prometheus Alertmanager Prometheus node-exporter The Prometheus …
How to add additional scrape configs to a Rancher cluster or project monitoring Prometheus
2 min readThe Rancher cluster and project monitoring tools, allow you to monitor cluster components and nodes, as well as workloads and custom metrics from any HTTP or TCP/UDP metrics …