Tutorials
Self-Host Uptime Kuma and Beszel on a VPS with Docker Compose
Deploy Uptime Kuma for external uptime monitoring and Beszel for lightweight server metrics on a single VPS. Docker Compose setup with notifications, alerts, status pages, and security hardening.
Self-Host SigNoz or OpenObserve on a VPS: Datadog Alternatives Compared
Install both SigNoz and OpenObserve on a single VPS using Docker Compose. Compare real resource usage, features, and production hardening to pick the right Datadog alternative.
Centralized Log Management with Grafana Loki on a VPS
Deploy Grafana Loki, Promtail, and Grafana via Docker Compose on a single VPS. Collect systemd, Docker, and Nginx logs, query them with LogQL, and configure retention for production use.
Build a Self-Healing VPS with Prometheus and Ollama
Wire Prometheus alerts to a local LLM that diagnoses failures and executes safe remediation actions on your VPS. Full working code with allowlists, dry-run mode, and human approval controls.
Monitor BGP Announcements with BGPalerter on Linux
Deploy BGPalerter v2 on a Linux VPS to monitor your prefixes for hijacks, route leaks, and RPKI invalid states. Configure Slack and email alerts, run as a systemd service.
Secure Your AI Agent Server: Sandboxing, Firewalls, and Monitoring
AI agents execute arbitrary actions, consume unpredictable resources, and process untrusted input by design. This guide maps each threat to a concrete Linux control.