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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Linux
System administration, shell scripting, package management
Hosting & Servers
Web servers, reverse proxies, SSL, domains
Security
Firewalls, hardening, encryption, access control
Performance
Caching, optimization, profiling, load testing
Databases
MySQL, PostgreSQL, Redis, backups, replication
Networking
DNS, load balancing, VPN, TCP/IP, routing
DevOps
CI/CD, Docker, Kubernetes, automation
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 Ollama for local AI models on Linux servers
devopsInstall and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications
hostingInstall and configure Uptime Kuma for website monitoring with SSL and email alerts
monitoringRecently published
Implement Apache load balancing with SSL termination and health checks
hostingSetup Node.js error tracking with Sentry for production monitoring and debugging
monitoringImplement Node.js application monitoring with Prometheus metrics and Grafana dashboards
monitoringImplement OSPF multi-area design with FRRouting and advanced routing policies
networkingConfigure Istio security policies with external authorization services integration
securityConfigure Spark on Kubernetes with cluster autoscaling for dynamic workloads
Deploy Apache Spark 3.5 on Kubernetes with automatic cluster scaling, dynamic resource allocation, and comprehensive monitoring for production data processing workloads.
Implement Spark SQL performance optimization with Catalyst optimizer and advanced tuning
Optimize Apache Spark 3.5 SQL performance using Catalyst optimizer with advanced query tuning, adaptive query execution, and production-grade configuration for high-throughput analytics workloads.
Setup Tomcat SSL certificates with Let's Encrypt automation
Configure Apache Tomcat 11 with automated SSL certificate management using Let's Encrypt and Certbot. Set up HTTPS connector, Java keystore integration, and automatic certificate renewal for production environments.
Implement Tomcat application monitoring with JMX and Grafana dashboards
Set up comprehensive Apache Tomcat 10 monitoring using JMX metrics, Prometheus JMX Exporter, and Grafana dashboards to track application performance, memory usage, and request metrics in real-time.
Configure ScyllaDB SSL encryption and authentication with certificate management and security hardening
Secure your ScyllaDB cluster with comprehensive SSL/TLS encryption for client connections and inter-node communication. This tutorial covers certificate generation, authentication setup, and production security hardening.
Monitor Jetty performance with JMX and Grafana dashboards
Set up comprehensive Jetty monitoring using JMX metrics collection with Prometheus JMX Exporter and visualize performance data through custom Grafana dashboards with automated alerting.
Configure Cassandra SSL encryption and authentication with security hardening
Set up comprehensive SSL/TLS encryption for Apache Cassandra with client-to-node and node-to-node security, certificate management, and production-grade authentication hardening.
Optimize Cassandra data modeling and query performance with advanced tuning and monitoring
Master advanced Cassandra optimization with data modeling best practices, partition strategies, JVM tuning, and comprehensive monitoring. Learn to design efficient schemas, optimize queries, and implement Prometheus integration for production-grade performance.
Set up Cassandra backup automation with nodetool
Automate Apache Cassandra backups using nodetool snapshots, systemd timers, and retention policies. Configure monitoring and alerting for production-grade backup management with automated cleanup and verification.
Monitor Apache Cassandra cluster with Prometheus and Grafana dashboards
Set up comprehensive monitoring for Apache Cassandra clusters using JMX exporter, Prometheus metrics collection, and Grafana dashboards with alerting rules for cluster health.
Configure Tomcat 11 database connection pooling with HikariCP and JNDI optimization for high-performance applications
Set up efficient database connection pooling in Apache Tomcat 11 using HikariCP through JNDI configuration. Optimize connection parameters, implement proper resource management, and configure monitoring for production database workloads.
Integrate Apache Tomcat 11 with Prometheus and Grafana monitoring for comprehensive performance tracking
Set up comprehensive monitoring for Apache Tomcat 11 using JMX Prometheus Java agent, configure Prometheus to scrape metrics, create detailed Grafana dashboards, and implement alerting rules for performance tracking and health monitoring.
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