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
10,347

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

monitoring
6,144

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

hosting
5,176

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

databases
4,692

Fix apt update E: Repository no longer has a Release file

linux
4,662

Recently published

Configure Logstash 8 security pipelines with threat intelligence enrichment

monitoring
6 days ago

Configure Ansible Vault integration with HashiCorp Vault for secrets management

devops
1 week ago

Implement Thanos Ruler for distributed alerting and recording rules across Prometheus clusters

monitoring
1 week ago

Set up Thanos Query and Compactor for distributed metrics querying

monitoring
1 week ago

Configure Kubernetes network monitoring with Hubble and Cilium for traffic visibility

monitoring
2 weeks ago
"load balancing" × Clear all
devops Advanced

Set up Apache Airflow high availability with CeleryExecutor and Redis clustering

Deploy Apache Airflow in high availability mode using CeleryExecutor with Redis clustering for task distribution, PostgreSQL connection pooling, and load-balanced webservers for production-grade workflow orchestration.

45 min 4 distros 1,573 views
databases Advanced

Set up MariaDB Galera Cluster 11.6 for multi-master replication with automatic failover

Configure a production-ready MariaDB Galera cluster with three nodes for multi-master replication, automatic failover, and SSL encryption. Includes HAProxy load balancing and comprehensive monitoring for high availability database operations.

45 min 4 distros 1,637 views
performance Advanced

Configure Varnish cache invalidation with automated purging strategies for high-performance web acceleration

Learn to configure advanced Varnish VCL for cache invalidation, implement PURGE and BAN strategies, and set up automated cache tagging for optimal performance. Master selective invalidation techniques and monitoring for production-grade web acceleration.

45 min 4 distros 1,353 views
networking Intermediate

Implement HAProxy SSL termination with Let's Encrypt certificates for secure load balancing

Configure HAProxy to handle SSL termination with automated Let's Encrypt certificates, enabling secure HTTPS load balancing across multiple backend servers. This setup reduces CPU load on backend servers while providing centralized SSL certificate management.

45 min 4 distros 1,598 views
security Intermediate

Implement HAProxy rate limiting and DDoS protection with advanced security rules

Configure HAProxy with comprehensive rate limiting, connection throttling, and DDoS protection using stick tables, ACLs, and advanced security rules to protect your applications from malicious traffic and ensure service availability.

45 min 4 distros 1,787 views
monitoring Intermediate

Monitor Consul with Prometheus and Grafana for service discovery observability

Set up comprehensive monitoring for HashiCorp Consul using Prometheus metrics collection and Grafana dashboards. Configure telemetry export, alerting rules, and visualization for service discovery health and performance.

35 min 4 distros 1,356 views
monitoring Intermediate

Configure OpenTelemetry sampling strategies for high-traffic applications

Learn how to implement probabilistic, deterministic, and adaptive sampling strategies in OpenTelemetry to optimize distributed tracing performance and reduce storage costs in high-traffic production environments.

25 min 4 distros 1,187 views
security Advanced

Implement Consul ACL security and encryption for production deployments

Configure Consul's Access Control List (ACL) system with bootstrap tokens, implement TLS encryption for client-server communication, and enable gossip encryption to secure your Consul cluster for production environments with comprehensive authentication and authorization.

45 min 4 distros 1,753 views
devops Intermediate

Configure Node.js application logging with Winston and log rotation for production

Set up Winston logger with structured JSON logging, multiple transports, and automated log rotation using winston-daily-rotate-file for production Node.js applications. Configure comprehensive error handling and log management best practices.

25 min 4 distros 1,134 views
hosting Intermediate

Configure Cherokee web server reverse proxy and load balancing with SSL

Set up Cherokee web server with reverse proxy capabilities, load balancing across backend servers, and SSL encryption for high-performance production environments.

45 min 4 distros 1,228 views
monitoring Advanced

Set up Jaeger high availability clustering with load balancing and failover

Deploy a production-grade Jaeger distributed tracing cluster with Elasticsearch backend, load-balanced collectors, and automatic failover for enterprise-scale microservices monitoring.

45 min 4 distros 1,209 views
databases Advanced

Configure MariaDB 11.6 master-slave replication with SSL encryption and automatic failover

Set up production-grade MariaDB master-slave replication with SSL/TLS encryption for secure data transmission and MaxScale for automatic failover and load balancing.

45 min 4 distros 1,779 views

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