Infrastructure tutorials
Production-grade guides for Linux, servers, security and performance. Copy-paste commands, multi-distro support, written by engineers who run this in production.
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Monitoring
Logging, alerting, metrics, observability
Most viewed
Install and configure Deno for web development with systemd and reverse proxy
hostingInstall and configure Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications
hostingInstall and configure Ollama for local AI models on Linux servers
devopsInstall and configure Uptime Kuma for website monitoring with SSL and email alerts
monitoringRecently published
Configure custom SNMP MIBs for vendor-specific monitoring with SNMP v2c and v3
monitoringImplement NGINX Plus active health checks for enterprise environments
hostingSetup Prometheus Blackbox Exporter for endpoint monitoring with SSL and alerting
monitoringConfigure Prometheus alerting with AlertManager notifications and webhook integration
monitoringConfigure Elasticsearch cross-cluster replication for disaster recovery
databasesConfigure custom SNMP MIBs for vendor-specific monitoring with SNMP v2c and v3
Learn to install and configure custom vendor MIB files for specialized network device monitoring using both SNMP v2c and v3 protocols with authentication and encryption.
Implement NGINX Plus active health checks for enterprise environments
Configure NGINX Plus active health checks to automatically detect and remove unhealthy upstream servers, ensuring high availability and optimal load balancing for enterprise applications.
Setup Prometheus Blackbox Exporter for endpoint monitoring with SSL and alerting
Configure Prometheus Blackbox Exporter to monitor HTTP endpoints, SSL certificates, and DNS resolution with automated alerting rules and Grafana dashboards.
Configure Prometheus alerting with AlertManager notifications and webhook integration
Set up AlertManager to handle Prometheus alerts with email, Slack, and webhook notifications. Configure alerting rules, notification channels, and test the complete alerting pipeline.
Configure Elasticsearch cross-cluster replication for disaster recovery
Set up Elasticsearch cross-cluster replication (CCR) to replicate indices between clusters for disaster recovery. Configure remote clusters, create follower indices, and monitor replication status for high availability.
Optimize Varnish 7 cache storage with memory tuning and persistence configuration
Configure Varnish 7 memory allocation and storage backends for optimal cache performance. Set up file-based persistence and tune memory parameters for high-traffic workloads with monitoring.
Set up NGINX rate limiting and security headers for DDoS protection
Configure NGINX with comprehensive rate limiting zones, security headers, and DDoS protection rules to secure your web applications against malicious traffic and automated attacks.
Configure Elasticsearch Index Lifecycle Management (ILM) for automated data retention
Set up Elasticsearch ILM policies to automatically manage index lifecycles through hot, warm, cold, and delete phases. Reduce storage costs and optimize performance by automating data retention and storage tiering.
Set up Prometheus and Grafana monitoring stack with Docker Compose
Deploy a complete Prometheus and Grafana monitoring solution using Docker Compose with persistent storage, custom dashboards, and Alertmanager integration for production-ready observability.
Configure NGINX SSL termination with Certbot for Let's Encrypt certificates
Set up NGINX with automatic SSL certificate management using Let's Encrypt and Certbot, including security headers and automated renewal for production-ready HTTPS termination.
Set up Telegraf custom plugins for application monitoring with Prometheus and InfluxDB integration
Learn to build custom Telegraf input plugins for application metrics collection, configure dual output to Prometheus and InfluxDB backends, and create comprehensive monitoring dashboards with Grafana for production observability.
Monitor Varnish 7 performance with Prometheus and Grafana dashboards
Set up comprehensive Varnish monitoring using prometheus-varnish-exporter, custom Grafana dashboards, and performance alerting rules for production cache optimization.
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