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
900

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

hosting
773

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

hosting
765

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

security
758

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
737

Recently published

Configure Jetty clustering and session replication for high availability

hosting
8 hours ago

Configure Cherokee web server with MySQL database optimization and performance tuning

hosting
13 hours ago

Configure Cassandra SSL encryption and authentication with security hardening

databases
18 hours ago

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

networking
18 hours ago

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

databases
18 hours ago
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monitoring Intermediate

Configure backup monitoring with Prometheus and Grafana for automated infrastructure oversight

Set up comprehensive backup monitoring using Prometheus metrics collection and Grafana dashboards. This tutorial covers backup exporter configuration, custom metrics creation, and automated alerting for backup failures and performance issues.

45 min 4 distros 17 views
networking Advanced

Implement network monitoring with SNMP and BGP metrics using FRRouting and Prometheus

Set up comprehensive network monitoring with SNMP daemon, FRRouting BGP metrics, and Prometheus collection for real-time infrastructure visibility and alerting.

45 min 4 distros 11 views
monitoring Intermediate

Configure Prometheus alerting rules for cgroup metrics monitoring and container resource alerts

Set up comprehensive Prometheus alerting rules for monitoring cgroup resource usage with automated threshold alerts for CPU, memory, and I/O limits. Configure Alertmanager notifications for container resource exhaustion and system health monitoring.

45 min 4 distros 25 views
performance Intermediate

Configure Tomcat 11 database connection pooling with HikariCP and JNDI optimization for high-performance applications

Set up efficient database connection pooling in Apache Tomcat 11 using HikariCP through JNDI configuration. Optimize connection parameters, implement proper resource management, and configure monitoring for production database workloads.

25 min 4 distros 14 views
networking Intermediate

Configure network bridge with VLAN support for virtualization

Set up Linux network bridges with VLAN tagging to create isolated network segments for virtual machines and containers. This enables advanced networking scenarios with traffic separation and trunk port functionality.

25 min 4 distros 19 views
networking Advanced

Set up HAProxy high availability with keepalived clustering for automatic failover

Configure HAProxy load balancer with keepalived VRRP clustering for automatic failover. Set up virtual IP failover, health checks, and monitor the cluster for production high availability.

45 min 4 distros 7 views
linux Intermediate

Configure Linux cgroups v2 for container resource management and isolation

Set up cgroups v2 for container resource limits, CPU and memory isolation, and performance monitoring with systemd integration across modern Linux distributions.

25 min 4 distros 11 views
networking Advanced

Configure BIRD BGP routing daemon for advanced routing policies and network automation

Set up BIRD 2.15 BGP daemon with advanced routing policies, route filtering, and automated network management. Configure BGP peering, implement complex routing decisions, and set up route aggregation for production networks.

45 min 4 distros 12 views
hosting Intermediate

Configure Apache HTTP/2 and SSL termination with Let's Encrypt certificates

Set up Apache HTTP Server with HTTP/2 protocol support and automatic SSL certificate management using Certbot. This tutorial covers virtual host configuration, SSL termination, and performance optimization for production websites.

25 min 4 distros 12 views
monitoring Intermediate

Integrate Apache Tomcat 11 with Prometheus and Grafana monitoring for comprehensive performance tracking

Set up comprehensive monitoring for Apache Tomcat 11 using JMX Prometheus Java agent, configure Prometheus to scrape metrics, create detailed Grafana dashboards, and implement alerting rules for performance tracking and health monitoring.

45 min 4 distros 12 views
monitoring Intermediate

Implement Apache log analysis with GoAccess and ELK stack for real-time monitoring

Set up comprehensive Apache log monitoring with GoAccess for real-time analysis and ELK stack for centralized log processing, creating powerful Kibana dashboards for web server insights and automated alerting.

45 min 4 distros 16 views
performance Intermediate

Configure Linux process scheduling and CPU affinity for performance optimization

Learn to optimize Linux process performance by configuring CPU scheduling priorities, CPU affinity, and systemd resource management for better workload distribution and reduced context switching.

45 min 4 distros 49 views

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