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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Most viewed

Configure Linux system time synchronization with chrony and NTP hardening

linux
859

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

security
742

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

hosting
714

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
706

Install and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications

hosting
706

Recently published

Integrate ModSecurity 3 with SOAR platforms for automated incident response and threat detection

security
4 hours ago

Monitor Node.js applications with Prometheus and Grafana for comprehensive performance metrics

monitoring
4 hours ago

Set up PostgreSQL 17 streaming replication with PgBouncer connection pooling and load balancing

databases
4 hours ago

Set up ELK Stack for centralized ModSecurity log analysis and monitoring

security
4 hours ago

Implement network security policies with iptables and firewalld for enterprise infrastructure protection

security
9 hours ago
"nosql" × Clear all
databases Advanced

Configure Redis 7 cluster sharding for horizontal scaling with automated failover and monitoring

Set up Redis 7 cluster with automatic sharding across multiple nodes for horizontal scaling. Configure hash slots, master-slave replication, and automated failover with comprehensive monitoring.

45 min 4 distros 5 views
databases Advanced

Setup automated backup verification and recovery testing with PostgreSQL, MySQL and filesystem backups

Build a comprehensive backup verification framework that automatically tests database restores, validates filesystem backups, and performs recovery testing using systemd timers and custom scripts.

45 min 4 distros 19 views
databases Intermediate

Configure ScyllaDB backup and restore with automation

Set up automated daily backups for ScyllaDB with monitoring, restore procedures, and retention policies. Includes snapshot management, S3 storage integration, and comprehensive alerting for production NoSQL environments.

45 min 4 distros 282 views
databases Beginner

Install and configure MongoDB 8.0 with authentication and SSL encryption

Set up MongoDB 8.0 from official repositories with authentication enabled and SSL/TLS encryption. Configure admin users, implement security hardening, and establish monitoring for production deployments.

25 min 6 distros 449 views
databases Intermediate

Install and configure ScyllaDB cluster with replication and performance tuning

Set up a production-ready ScyllaDB cluster with multi-node configuration, automatic replication, and performance optimization. ScyllaDB provides 10x better performance than Cassandra with drop-in compatibility.

45 min 6 distros 422 views
databases Intermediate

Configure 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.

45 min 6 distros 411 views

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