https://blog.hellonico.info/categories/devops/ Recent content in DevOps on NicoLabs Hugo en Sun, 11 Oct 2026 14:00:00 +0900 https://blog.hellonico.info/posts/cops-fleet-terminal-monitor/ Sun, 11 Oct 2026 14:00:00 +0900 https://blog.hellonico.info/posts/cops-fleet-terminal-monitor/ <p>Let’s be honest about the state of server monitoring in 2026.</p> <p>If you read the standard DevOps playbooks, monitoring your personal machines or homelab requires a technological sacrifice:</p> <ol> <li>Deploy <strong>Prometheus</strong> (and pray its TSDB doesn’t eat your RAM alive).</li> <li>Install <strong>Node Exporter</strong> as a daemon on every single target machine.</li> <li>Configure <strong>Grafana</strong> (because what is life without 47 nested JSON dashboards and a 500ms dashboard refresh lag?).</li> <li>Spin up <strong>Alertmanager</strong>, configure Webhooks, and set up a reverse proxy with TLS certificates.</li> </ol> <p>Before you know it, you are running <strong>4 GB of RAM and 12 background processes just to monitor a fleet of machines that were mostly idling at 3% CPU anyway</strong>. You have spent more compute resources watching your servers than the servers spend doing actual work.</p>