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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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 Deno for web development with systemd and reverse proxy
hostingInstall and configure Uptime Kuma for website monitoring with SSL and email alerts
monitoringInstall and configure Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure TimescaleDB with PostgreSQL for high-performance time-series data
databasesInstall and configure Ollama for local AI models on Linux servers
devopsRecently published
Configure HAProxy with Consul for dynamic service discovery and automatic backend updates
networkingImplement Istio multi-cluster canary deployments and traffic splitting
devopsImplement HAProxy WAF integration with ModSecurity 3 for advanced threat protection
securityConfigure PostgreSQL 17 SSL encryption and certificate-based authentication
databasesSet up HAProxy SSL termination with Let's Encrypt certificates
networkingConfigure network monitoring with SNMP and Grafana dashboards for infrastructure visibility
Set up comprehensive network monitoring using SNMP with Prometheus and Grafana to monitor network devices, collect performance metrics, and create visual dashboards for infrastructure visibility.
Monitor HAProxy and Consul with Prometheus and Grafana dashboards
Configure comprehensive monitoring for HAProxy load balancer and Consul service discovery using Prometheus metrics collection and Grafana visualization dashboards. This tutorial covers setting up exporters, configuring scraping targets, and creating production-ready monitoring dashboards.
Configure Consul backup and disaster recovery with automated snapshots and restoration
Set up automated Consul snapshots with verification, implement disaster recovery procedures, and configure monitoring for production-grade backup strategies that ensure service discovery data protection.
Configure network interface bonding with LACP and failover for enterprise networking
Set up LACP bonding for high-availability network interfaces with automatic failover. Configure both Linux bonding drivers and switch-side LACP for enterprise network redundancy and increased bandwidth.
Optimize HAProxy performance with connection pooling and advanced load balancing algorithms
Configure HAProxy with connection pooling, advanced load balancing algorithms, and performance tuning for high-throughput workloads. Learn to implement least-conn, URI hashing, and buffer optimization.
Install and configure Caddy web server with automatic HTTPS and reverse proxy
Set up Caddy, a modern web server with automatic HTTPS certificates from Let's Encrypt, zero-config HTTP/2, and built-in reverse proxy capabilities for production applications.
Set up Zabbix 7 high availability cluster with PostgreSQL replication and automated failover
Build a production-grade Zabbix 7 high availability cluster with PostgreSQL streaming replication, HAProxy load balancing, and automated failover capabilities for enterprise monitoring.
Configure HAProxy with Consul for dynamic service discovery and automatic backend updates
Set up HAProxy with Consul integration for automatic service discovery, health checking, and dynamic backend updates. This tutorial covers consul-template configuration for zero-downtime scaling and failover in microservices architectures.
Configure Consul Connect service mesh with Envoy proxy for secure microservices communication
Set up Consul Connect service mesh with Envoy sidecar proxies to enable secure, encrypted service-to-service communication with mutual TLS authentication, traffic policies, and observability for your microservices architecture.
Install and configure Nomad for container orchestration with Consul integration
Set up HashiCorp Nomad cluster with Consul service discovery for production container orchestration. Learn job scheduling, ACL security, TLS encryption, and monitoring deployment.
Install and configure Consul for service discovery with clustering and security
Set up HashiCorp Consul for distributed service discovery with a secure three-node cluster, ACL authentication, and encrypted communication for production microservices environments.
Install and configure Vault for secrets management with high availability
Set up HashiCorp Vault with Consul backend for production-grade secrets management. Configure clustering, authentication, policies, and security hardening for enterprise environments.
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