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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Configure Linux system time synchronization with chrony and NTP hardening

linux
847

Set up Node.js application security with Helmet and rate limiting

security
720

Configure network interface monitoring with ICMP ping and connectivity testing

networking
699

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
696

Install and configure Caddy web server with automatic HTTPS and reverse proxy

hosting
692

Recently published

Integrate H2O with Let's Encrypt for automatic SSL certificates

hosting
1 hour ago

Configure H2O HTTP/2 server load balancing with health checks and SSL termination

networking
1 hour ago

Set up centralized security monitoring with ClamAV 1.4 and Elasticsearch 8

security
1 hour ago

Configure ClamAV integration with web servers and email systems for automated threat detection

security
1 hour ago

Setup Gunicorn blue-green deployment with NGINX for zero downtime Python applications

devops
10 hours ago
"log-analysis" × Clear all
hosting Intermediate

Configure Apache HTTP/2 and SSL termination with Let's Encrypt certificates

Set up Apache HTTP Server with HTTP/2 protocol support and automatic SSL certificate management using Certbot. This tutorial covers virtual host configuration, SSL termination, and performance optimization for production websites.

25 min 4 distros 10 views
monitoring Intermediate

Implement Apache log analysis with GoAccess and ELK stack for real-time monitoring

Set up comprehensive Apache log monitoring with GoAccess for real-time analysis and ELK stack for centralized log processing, creating powerful Kibana dashboards for web server insights and automated alerting.

45 min 4 distros 9 views
monitoring Intermediate

Implement log-based monitoring and alerting with Grafana and Loki

Set up comprehensive log aggregation with Loki, centralized visualization with Grafana dashboards, and automated alerting rules for proactive incident response across your infrastructure.

45 min 4 distros 10 views
monitoring Intermediate

Monitor nginx performance with Prometheus and Grafana using nginx-prometheus-exporter

Set up comprehensive nginx monitoring with Prometheus and Grafana dashboards. Configure nginx stub_status, deploy nginx-prometheus-exporter, and create production-ready alerts for web server performance metrics.

25 min 4 distros 54 views
monitoring Intermediate

Configure Loki and Promtail for centralized Docker log aggregation and analysis

Set up Grafana Loki and Promtail to collect, aggregate, and analyze logs from Docker containers. Configure retention policies, integrate with Grafana for visualization, and enable real-time log monitoring across your infrastructure.

25 min 4 distros 58 views
monitoring Intermediate

Configure NGINX monitoring with Prometheus and Grafana dashboards for real-time web server performance metrics

Set up comprehensive NGINX monitoring using Prometheus metrics collection and custom Grafana dashboards to track web server performance, request rates, and response times in real-time.

45 min 4 distros 43 views
performance Advanced

Optimize NGINX performance for high-traffic websites with advanced configuration and tuning

Configure NGINX for maximum performance with worker process optimization, advanced caching strategies, HTTP/2 tuning, and security hardening for high-traffic production environments.

45 min 4 distros 14 views
monitoring Intermediate

Configure Loki with S3 storage backend for scalable centralized logging

Set up Grafana Loki with S3-compatible object storage for scalable log aggregation. Configure retention policies, schema management, and monitoring for production-ready centralized logging infrastructure.

45 min 4 distros 50 views
devops Intermediate

Configure Kubernetes OpenTelemetry auto-instrumentation for microservices observability

Set up OpenTelemetry Operator in Kubernetes to automatically instrument microservices with distributed tracing. Enable seamless observability across your application stack without modifying application code.

45 min 4 distros 26 views
monitoring Intermediate

Set up Prometheus Alertmanager webhook notifications for Loki log alerts with Grafana integration

Configure Prometheus Alertmanager to send webhook notifications for Loki log-based alerts with proper routing, templating, and Grafana dashboard integration for comprehensive monitoring.

45 min 4 distros 29 views
hosting Intermediate

Configure NGINX reverse proxy with load balancing and SSL termination

Set up NGINX as a reverse proxy with multiple backend servers, SSL termination, and health monitoring. Perfect for distributing traffic across application instances while handling encryption at the edge.

45 min 4 distros 66 views
security Intermediate

Setup Nginx with ModSecurity 3 web application firewall for advanced threat protection

Configure Nginx with ModSecurity 3 and OWASP Core Rule Set to protect web applications against SQL injection, XSS, and other common attacks. This tutorial covers complete WAF setup with security rules, performance optimization, and threat testing.

45 min 4 distros 164 views

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