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

Install and configure CockroachDB cluster with high availability and distributed SQL

databases
426

Install and configure ArgoCD for GitOps continuous deployment with RBAC and SSL

devops
424

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
411

Install and configure Loki for centralized log aggregation with Grafana integration

monitoring
404

Install and configure WireGuard VPN server with client management

networking
403

Recently published

Configure Nagios SNMP monitoring for network devices with automated discovery and templates

monitoring
8 hours ago

Integrate Elasticsearch 8 with Prometheus monitoring and Grafana dashboards

monitoring
8 hours ago

Set up NGINX web application firewall with ModSecurity 3 and OWASP Core Rule Set

security
8 hours ago

Configure NGINX reverse proxy with advanced caching and load balancing

hosting
8 hours ago

Configure Netdata alerts with Slack and Microsoft Teams for real-time monitoring notifications

monitoring
18 hours ago
"memory management" × Clear all
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 105 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 177 views
performance Beginner

Optimize Linux system performance with htop process monitoring and resource analysis

Learn to use htop for advanced Linux system monitoring, process management, and performance optimization. Master resource analysis, identify bottlenecks, and automate monitoring tasks for production environments.

25 min 6 distros 173 views
hosting Beginner

Install and configure Node.js web applications with PM2 and reverse proxy

Deploy production-ready Node.js applications using PM2 process manager and Nginx reverse proxy with SSL certificates, automatic startup, and comprehensive monitoring for high-availability web hosting.

25 min 6 distros 330 views
performance Beginner

Optimize Linux filesystem performance with mount options and I/O schedulers

Learn to optimize Linux filesystem performance by configuring I/O schedulers, tuning ext4 mount options, and monitoring disk performance with iostat and iotop for high-throughput workloads.

25 min 6 distros 150 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 137 views
hosting Intermediate

Install and configure Jetty application server with SSL certificates and performance tuning

Deploy Eclipse Jetty application server with SSL/TLS encryption, systemd service management, and production-ready performance optimizations. Configure reverse proxy integration and security hardening for Java web applications.

45 min 6 distros 272 views
performance Intermediate

Optimize Nginx caching performance with Redis backend and memory tuning for high-traffic websites

Supercharge your web application performance by integrating Redis as a caching backend for Nginx using lua-resty-redis. This tutorial covers Redis memory optimization, Nginx worker tuning, and comprehensive performance testing for production environments.

45 min 6 distros 161 views
linux Intermediate

Configure Linux user session limits with systemd and pam_limits for resource management

Set up comprehensive user session resource limits using systemd and PAM to prevent resource exhaustion, fix 'too many open files' errors, and enforce memory, CPU, and process restrictions for better system stability.

25 min 6 distros 341 views
performance Intermediate

Optimize Node.js application performance with PM2 clustering and memory management

Learn how to optimize Node.js application performance using PM2 process manager with clustering, memory limits, and monitoring. This tutorial covers production deployment with systemd integration and advanced performance tuning.

25 min 6 distros 143 views
linux Intermediate

Configure Linux kernel parameters for container workloads with sysctl optimization

Configure Linux kernel parameters for optimal container performance with sysctl tuning. This guide covers memory management, network stack optimization, file descriptor limits, and security parameters for Docker and Podman workloads.

25 min 6 distros 287 views
performance Intermediate

Optimize Redis 7 memory usage and performance with advanced configuration tuning

Learn to optimize Redis 7 memory consumption and performance through advanced configuration tuning, including eviction policies, compressed data structures, active defragmentation, and comprehensive monitoring techniques.

25 min 6 distros 317 views

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