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
890

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

security
757

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

hosting
754

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

hosting
745

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
731

Recently published

Configure Cassandra SSL encryption and authentication with security hardening

databases
1 hour ago

Install and configure ntopng for comprehensive network monitoring with traffic analysis and real-time dashboards

networking
1 hour ago

Optimize Cassandra data modeling and query performance with advanced tuning and monitoring

databases
1 hour ago

Monitor system time drift with Prometheus and Grafana alerts

monitoring
1 hour ago

Set up Cassandra backup automation with nodetool

databases
6 hours ago
"nosql database" × Clear all
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 23 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 464 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 437 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 416 views

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