Monitoring and Alerting in Your HomeLab with Prometheus and Grafana
What You’ll Need A server or virtual machine to run Prometheus and Grafana (recommended: 2 GB RAM, 2 CPUs). Docker installed (or native installation on Linux). Basic understanding of system metrics and networking. Step 1: Install Prometheus Create a Prometheus data directory: mkdir -p ~/prometheus/data Create a Prometheus configuration file: nano ~/prometheus/prometheus.yml Add the following content to scrape metrics from localhost: global: scrape_interval: 15s scrape_configs: - job_name: 'prometheus' static_configs: - targets: ['localhost:9090'] Run Prometheus using Docker: ...