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 Uptime Kuma for website monitoring with SSL and email alerts
monitoringFix apt update E: Repository no longer has a Release file
linuxInstall and configure Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure TimescaleDB with PostgreSQL for high-performance time-series data
databasesRecently published
Set up automated MariaDB Galera cluster backups with compression
databasesConfigure MariaDB ColumnStore for high-performance analytics workloads
databasesImplement Kibana 8 custom threat hunting dashboards for security incident response
monitoringConfigure Logstash 8 security pipelines with threat intelligence enrichment
monitoringConfigure Ansible Vault integration with HashiCorp Vault for secrets management
devopsConfigure Apache Cassandra cluster with multi-node setup and performance optimization
Set up a production-ready Apache Cassandra cluster with multiple nodes, configure replication strategies, and optimize JVM settings and performance parameters for high-throughput distributed NoSQL workloads.
Configure Linux system backup automation with rsync and systemd timers
Set up automated Linux system backups using rsync with SSH authentication, systemd timers for scheduling, retention policies, email notifications, and monitoring. Perfect for production environments requiring reliable backup automation.
Set up Apache Tomcat 11 with SSL certificates and JVM optimization for Java web applications
Install and configure Apache Tomcat 11 with Java 21, SSL/TLS certificates, JVM performance tuning, security hardening, and production-ready monitoring for enterprise Java web applications.
Install and configure Nexus Repository Manager for private Docker and Maven repositories
Set up Nexus Repository Manager OSS with SSL-enabled Docker registry, Maven repositories, and automated backups for secure artifact management in enterprise environments.
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