3 tutorials · 5 guides
Install Prometheus and Grafana on a Raff Ubuntu 24.04 VM for server monitoring. This tutorial covers Prometheus setup, Node Exporter for system metrics, Grafana dashboards, and alerting.
Install and configure fail2ban on a Raff Ubuntu 24.04 VM. This step-by-step tutorial covers SSH jail setup, custom ban rules, log monitoring, and integration with UFW.
Deploy Uptime Kuma with Docker on a Raff Ubuntu 24.04 VM. Covers Compose, Caddy HTTPS, admin setup, monitor creation, and dashboard verification.
Understand server health checks with a decision framework for liveness, readiness, startup checks, synthetic monitoring, alerts, and recovery.
Understand cloud server performance bottlenecks with a decision framework for CPU, RAM, disk I/O, network, latency, and scaling signals.
Learn observability for small teams by understanding when to use metrics, logs, and traces. Build a practical debugging and reliability strategy on Raff.
Learn the Linux commands you actually use on a cloud server. Organized by real tasks — connecting, securing, deploying, monitoring, and troubleshooting — with examples tested on Ubuntu 24.04.
Learn cloud security fundamentals for developers, small teams, and SMBs, including identity, SSH, firewalls, patching, backups, monitoring, and recovery.
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