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

hosting
9,934

Install and configure Uptime Kuma for website monitoring with SSL and email alerts

monitoring
5,662

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

hosting
4,689

Install and configure TimescaleDB with PostgreSQL for high-performance time-series data

databases
4,117

Install and configure Ollama for local AI models on Linux servers

devops
4,080

Recently published

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases
1 week ago

Set up HAProxy SSL termination with Let's Encrypt certificates

networking
1 week ago

Configure HAProxy with Consul for dynamic service discovery

networking
2 weeks ago

Configure PostgreSQL 17 connection pooling with PgBouncer for high availability

databases
2 weeks ago

Configure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault

devops
3 weeks ago
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hosting Intermediate

Configure PHP-FPM with NGINX reverse proxy and SSL certificates

Set up PHP-FPM with NGINX as a reverse proxy and secure it with Let's Encrypt SSL certificates. This configuration provides high performance for PHP applications with proper process isolation and automatic HTTPS.

25 min 4 distros 983 views
monitoring Intermediate

Set up PHP application performance monitoring with APM tools and real-time metrics collection

Monitor PHP application performance with New Relic APM and Elastic APM, implement custom metrics collection, and set up comprehensive Grafana dashboards for real-time application observability and performance optimization.

35 min 4 distros 578 views
security Intermediate

Configure LDAP authentication for centralized user management with OpenLDAP and SSSD

Set up centralized user authentication using OpenLDAP server with SSSD client integration. Configure PAM and NSS for seamless login across multiple Linux systems with directory-based user management.

45 min 4 distros 676 views
linux Intermediate

Configure systemd service resource limits and security isolation

Configure cgroups v2 resource limits and security isolation for systemd services to prevent resource exhaustion and improve system security. This tutorial covers memory, CPU, and I/O limits with monitoring and troubleshooting.

35 min 4 distros 964 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 817 views
linux Advanced

Configure Linux container memory limits and monitoring with systemd and cgroups v2

Set up memory limits and monitoring for containers using systemd services and cgroups v2 to prevent OOM kills and track resource usage.

25 min 6 distros 1,116 views
linux Advanced

Configure Linux memory cgroups v2 with systemd for advanced process isolation and resource control

Set up cgroups v2 unified hierarchy with systemd to implement memory limits, isolation policies, and automated pressure responses for container workloads and system processes.

25 min 6 distros 1,834 views
linux Intermediate

Implement Linux resource quotas with systemd and automated enforcement

Configure systemd resource control and cgroups v2 to implement CPU, memory, and I/O quotas with automated enforcement. Set up monitoring and alerts for resource violations across production workloads.

45 min 4 distros 1,209 views
monitoring Advanced

Integrate OpenTelemetry with ELK stack for unified observability and distributed tracing

Set up a comprehensive observability stack by integrating OpenTelemetry Collector with Elasticsearch, Logstash, and Kibana for distributed tracing, metrics collection, and unified monitoring across microservices and applications.

45 min 4 distros 795 views
security Advanced

Configure Kibana 8 advanced security with field-level restrictions and role-based access control

Implement comprehensive security controls in Kibana 8 with field-level restrictions, document-level security, and role-based access control for production Elasticsearch deployments.

45 min 4 distros 834 views
monitoring Intermediate

Implement PHP application monitoring with New Relic and logging

Set up comprehensive PHP application monitoring using New Relic APM with custom metrics and error tracking. Configure structured logging with centralized collection and automated monitoring alerts.

45 min 4 distros 914 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 1,674 views

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