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 ArgoCD for GitOps continuous deployment with RBAC and SSL

devops
424

Install and configure CockroachDB cluster with high availability and distributed SQL

databases
415

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
400

Recently published

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

monitoring
5 hours ago

Integrate Elasticsearch 8 with Prometheus monitoring and Grafana dashboards

monitoring
5 hours ago

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

security
5 hours ago

Configure NGINX reverse proxy with advanced caching and load balancing

hosting
5 hours ago

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

monitoring
15 hours ago
"connection-pooling" × Clear all
databases Advanced

Optimize MariaDB 11.6 performance with query analysis and indexing for high-traffic applications

Learn advanced MariaDB performance optimization techniques including query profiling, slow query analysis, and strategic indexing for high-traffic applications. This tutorial covers query execution plan analysis, covering indexes, and automated monitoring setup.

45 min 4 distros 91 views
databases Advanced

Configure PostgreSQL 17 streaming replication for high availability with automatic failover

Set up PostgreSQL 17 streaming replication between primary and replica servers with pg_auto_failover for automated high availability. This tutorial covers complete configuration from authentication to monitoring and maintenance procedures.

45 min 4 distros 71 views
databases Advanced

Set up MongoDB 8.0 sharding cluster for horizontal scaling with replica sets and automated balancing

Configure a production-grade MongoDB 8.0 sharded cluster with replica sets, config servers, and mongos routers for horizontal scaling. This tutorial covers automated chunk balancing, high availability, and enterprise-ready deployment patterns.

45 min 4 distros 55 views
databases Intermediate

Configure application connection pooling for CockroachDB with PgBouncer and HAProxy

Set up efficient connection pooling for CockroachDB applications using PgBouncer as a connection pool manager and HAProxy for load balancing across multiple database nodes. This configuration reduces database connection overhead and improves application performance.

45 min 4 distros 141 views
hosting Advanced

Setup Tomcat 10 clustering with HAProxy load balancing for high availability

Configure Apache Tomcat 10 clustering with HAProxy load balancing to distribute traffic across multiple application server instances. Implement session replication and automatic failover for production-grade Java web applications with high availability and zero-downtime deployments.

45 min 4 distros 108 views
hosting Intermediate

Deploy Django application with Gunicorn and PostgreSQL database migrations

Learn how to deploy a production-ready Django application with Gunicorn WSGI server, PostgreSQL database, and automated database migrations on Ubuntu, Debian, AlmaLinux, and Rocky Linux systems.

35 min 4 distros 307 views
databases Intermediate

Install and configure CockroachDB cluster with high availability and distributed SQL

Set up a production-ready CockroachDB cluster with SSL certificates, load balancing, and automated backups for distributed SQL workloads. This tutorial covers multi-node deployment, security hardening, and performance optimization for enterprise environments.

45 min 6 distros 415 views
networking Intermediate

Configure network load balancing with keepalived and VRRP for high availability failover

Set up keepalived with VRRP to create highly available network services with automatic failover. Configure virtual IP addresses that move between servers when one fails, ensuring zero-downtime load balancing.

25 min 6 distros 176 views
hosting Intermediate

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

Deploy production-ready FastAPI applications using Uvicorn ASGI server with systemd process management and Nginx reverse proxy. Configure SSL termination, load balancing, and comprehensive monitoring for high-performance Python web applications.

25 min 6 distros 287 views
performance Intermediate

Optimize Linux network stack performance with sysctl tuning and TCP congestion control

Learn how to optimize Linux network performance using sysctl kernel parameters, TCP BBR congestion control, and advanced buffer tuning. This guide covers baseline testing, monitoring, and production-grade configurations for high-throughput servers.

35 min 6 distros 136 views
hosting Intermediate

Install and configure OpenResty web server with Lua scripting and performance optimization

Set up OpenResty as a high-performance web server and API gateway with embedded Lua scripting capabilities, SSL certificates, and advanced caching optimization for production workloads.

45 min 6 distros 140 views
hosting Intermediate

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.

45 min 6 distros 133 views

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