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.
Browse by topic
Linux
System administration, shell scripting, package management
Hosting & Servers
Web servers, reverse proxies, SSL, domains
Security
Firewalls, hardening, encryption, access control
Performance
Caching, optimization, profiling, load testing
Databases
MySQL, PostgreSQL, Redis, backups, replication
Networking
DNS, load balancing, VPN, TCP/IP, routing
DevOps
CI/CD, Docker, Kubernetes, automation
Monitoring
Logging, alerting, metrics, observability
Most viewed
Install and configure CockroachDB cluster with high availability and distributed SQL
databasesConfigure network interface monitoring with ICMP ping and connectivity testing
networkingInstall and configure PostgreSQL 17 with performance tuning and security hardening
databasesInstall and configure ArgoCD for GitOps continuous deployment with RBAC and SSL
devopsInstall and configure Loki for centralized log aggregation with Grafana integration
monitoringRecently published
Monitor MongoDB 8.0 performance with Prometheus and Grafana for real-time metrics and alerting
monitoringConfigure Prometheus Alertmanager with email notifications for production monitoring
monitoringOptimize ClickHouse performance for large datasets with advanced tuning and memory management
databasesConfigure HAProxy SSL termination with Let's Encrypt and security headers
networkingConfigure Apache HTTP Server clustering with mod_cluster and JBoss EAP for enterprise load balancing
hostingSet up OSSEC agent deployment and centralized management with automated configuration
Deploy and manage OSSEC Host-based Intrusion Detection System (HIDS) across multiple servers with centralized monitoring, automated agent configuration, and real-time security event processing for enterprise-scale infrastructure protection.
Integrate Zabbix 7 with network automation and orchestration tools using Ansible and Python APIs
Build comprehensive network automation workflows by integrating Zabbix 7 monitoring with Ansible playbooks and custom Python scripts. This tutorial covers API authentication, automated host provisioning, and dynamic monitoring configuration for enterprise infrastructure management.
Monitor Cherokee web server performance with custom Grafana dashboards and Prometheus alerts
Set up comprehensive monitoring for Cherokee web server with Prometheus metrics collection, custom Grafana dashboards for performance visualization, and automated alerting for critical performance thresholds.
Configure SELinux policies for web applications and databases with custom rules and security hardening
Learn how to implement mandatory access controls with SELinux for web servers and databases. Configure custom security contexts, create application-specific policies, and harden your infrastructure with advanced SELinux rules.
Configure Apache HTTP/2 with performance optimization and modern security headers
Enable HTTP/2 protocol in Apache with SSL/TLS encryption, implement advanced performance optimization settings including compression and caching, and configure modern security headers for production deployments.
Implement Elasticsearch 8 index lifecycle management and retention policies
Configure automated index lifecycle management (ILM) policies in Elasticsearch 8 to optimize storage, performance, and data retention. Learn to set up hot-warm-cold architectures with automatic rollover and deletion based on age and size criteria.
Configure Lighttpd 1.4 with Redis caching for high-performance websites
Set up Lighttpd web server with Redis caching to dramatically improve website performance through intelligent content caching, reducing server load and response times for high-traffic applications.
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.
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.
Install and configure PHP 8.4 with Apache and security hardening
Set up PHP 8.4 with Apache web server using PHP-FPM for optimal performance and security. Learn to configure essential PHP modules, implement security hardening measures, and optimize your LAMP stack for production environments.
Install and configure Nagios Core 4.5 for network and server monitoring with web interface
Set up Nagios Core 4.5 monitoring system with Apache web interface to monitor servers, network devices, and services. Configure hosts, services, and email notifications for comprehensive infrastructure monitoring.
Configure OSSEC HIDS for intrusion detection with email alerts and real-time monitoring
Set up OSSEC Host-based Intrusion Detection System with server-agent architecture, custom detection rules, email notifications, and real-time monitoring for comprehensive security monitoring across multiple systems.
Need help?
Don't want to manage this yourself?
We handle infrastructure for businesses that depend on uptime. From initial setup to ongoing operations.
Talk to an engineer