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
905

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

hosting
779

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

hosting
773

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

security
760

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
739

Recently published

Monitor Jetty performance with JMX and Grafana dashboards

monitoring
8 minutes ago

Configure FRRouting route maps and prefix lists for advanced routing policies

networking
5 hours ago

Configure Jetty clustering and session replication for high availability

hosting
14 hours ago

Configure Cherokee web server with MySQL database optimization and performance tuning

hosting
19 hours ago

Configure Cassandra SSL encryption and authentication with security hardening

databases
1 day ago
"NAT" × Clear all
security Intermediate

Configure backup encryption with GPG and rsync for secure automated backups

Set up automated encrypted backups using GPG 2.4 and rsync with systemd timers. This tutorial covers GPG key management, encrypted backup scripts, and restoration procedures for production environments.

45 min 4 distros 548 views
devops Intermediate

Configure Kubernetes persistent volumes with NFS storage for container data persistence

Set up NFS-backed persistent volumes in Kubernetes to provide shared, durable storage for containerized applications across multiple nodes with automatic failover capabilities.

25 min 4 distros 357 views
monitoring Intermediate

Setup OpenResty monitoring with Prometheus and Grafana dashboards for performance analytics

Configure comprehensive monitoring for OpenResty web server using nginx-lua-prometheus module to collect metrics, Prometheus for storage, and Grafana for visualization with custom dashboards and alerting rules.

45 min 4 distros 519 views
security Advanced

Setup Elasticsearch 8 authentication with LDAP and Active Directory integration

Configure Elasticsearch 8 with X-Pack security to authenticate users against LDAP and Active Directory servers. This tutorial covers LDAP realm configuration, role-based access control, and troubleshooting authentication issues.

45 min 4 distros 299 views
security Advanced

Implement OpenResty JWT authentication with OAuth2 integration for secure web applications

Set up secure JWT-based authentication in OpenResty with OAuth2 provider integration using lua-resty-jwt module. Configure token validation, authentication middleware, and security policies for production web applications.

45 min 4 distros 486 views
devops Advanced

Implement Kafka Streams applications for real-time data processing with Java and Scala

Build production-grade Kafka Streams applications for real-time data processing using Java and Scala. Configure stream processing topologies, implement windowing operations, and deploy scalable streaming applications with monitoring.

45 min 4 distros 447 views
databases Advanced

Set up ClickHouse and Kafka real-time data pipeline with streaming analytics

Build a production-ready real-time data pipeline using ClickHouse for high-performance analytics and Apache Kafka for streaming data ingestion. Configure clustering, replication, and automated data processing workflows.

45 min 4 distros 316 views
devops Advanced

Set up Nexus Repository Manager high availability clustering for production scale

Deploy a production-ready Nexus Repository Manager cluster with shared storage, load balancing, and automated failover for enterprise artifact management and zero-downtime operations.

90 min 4 distros 359 views
performance Beginner

Optimize PHP-FPM performance with memory tuning and connection pooling for high-traffic websites

Configure PHP-FPM with optimized memory pools, process management, and connection limits to handle high-traffic websites efficiently. Learn production-grade tuning strategies for maximum performance.

25 min 6 distros 517 views
hosting Beginner

Install and configure Deno for web development with systemd and reverse proxy

Deploy production-ready Deno web applications with automatic process management using systemd and secure SSL termination through Nginx reverse proxy configuration.

25 min 6 distros 657 views
linux Beginner

Configure Linux cron jobs and system task scheduling with best practices

Learn to configure cron jobs and systemd timers for automated task scheduling on Linux systems with proper logging, security, and troubleshooting techniques.

25 min 6 distros 605 views
databases Beginner

Install and configure DuckDB for analytical workloads with Python integration

Set up DuckDB, the high-performance analytical database, with CLI tools and Python integration for fast OLAP queries and data analytics workloads.

25 min 6 distros 471 views

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