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 Deno for web development with systemd and reverse proxy
hostingInstall and configure Uptime Kuma for website monitoring with SSL and email alerts
monitoringFix apt update E: Repository no longer has a Release file
linuxInstall and configure Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure TimescaleDB with PostgreSQL for high-performance time-series data
databasesRecently published
Set up automated MariaDB Galera cluster backups with compression
databasesConfigure MariaDB ColumnStore for high-performance analytics workloads
databasesImplement Kibana 8 custom threat hunting dashboards for security incident response
monitoringConfigure Logstash 8 security pipelines with threat intelligence enrichment
monitoringConfigure Ansible Vault integration with HashiCorp Vault for secrets management
devopsSetup MinIO monitoring with Prometheus and Grafana dashboards
Configure comprehensive monitoring for MinIO object storage with Prometheus metrics collection and Grafana dashboards for performance, capacity, and health tracking.
Implement Node.js application monitoring with Prometheus metrics and Grafana dashboards
Set up comprehensive Node.js application monitoring using Prometheus metrics collection with the prom-client library and create custom Grafana dashboards for performance insights and alerting.
Configure Istio security policies with external authorization services integration
Set up comprehensive Istio security policies with external authorization services, JWT validation, and RBAC integration for enterprise-grade service mesh security and compliance.
Implement Docker network security with custom bridge networks and container isolation
Secure your Docker deployments by creating isolated custom bridge networks, implementing container segmentation, and configuring network access controls to prevent unauthorized communication between containers.
Configure NTP monitoring with Grafana dashboards and Prometheus alerting
Set up comprehensive time synchronization monitoring using chrony, Prometheus node exporter, and custom Grafana dashboards with alerting for time drift and NTP service failures.
Configure Jaeger alerting with Prometheus and Grafana for distributed tracing observability
Set up comprehensive monitoring and alerting for Jaeger distributed tracing using Prometheus metrics collection and Grafana dashboards with automated alerts for trace performance issues.
Configure MariaDB 11.6 performance monitoring with Prometheus and Grafana dashboards
Set up comprehensive MariaDB monitoring with mysqld_exporter, Prometheus metrics collection, and custom Grafana dashboards for database performance insights and alerting.
Configure PM2 log rotation and advanced monitoring with Prometheus integration
Set up comprehensive PM2 monitoring with automated log rotation, Prometheus metrics, cluster mode management, and production-ready health checks for Node.js applications.
Monitor Caddy and Consul integration with Prometheus and Grafana dashboards
Set up comprehensive monitoring for Caddy reverse proxy and Consul service discovery with Prometheus metrics collection and Grafana dashboards for performance insights and alerting.
Configure Apache security headers and Content Security Policy for enhanced web application protection
Configure essential security headers including HSTS, CSRF protection, and Content Security Policy (CSP) in Apache to protect your web applications from common attacks like XSS, clickjacking, and data injection vulnerabilities.
Configure MySQL backup monitoring with Prometheus alerts and Grafana dashboards
Set up automated monitoring for MySQL backups with Prometheus metrics collection, alerting rules for backup failures, and comprehensive Grafana dashboards for backup status visualization.
Implement Alertmanager high availability clustering with automatic failover and load balancing
Set up a production-grade Alertmanager cluster with gossip protocol for high availability, automatic failover, and load balancing. Ensure your monitoring alerts remain operational even when individual nodes fail.
Don't want to manage this yourself?
We handle infrastructure for businesses that depend on uptime. Fully managed, with one fixed contact who knows your setup.
You get one fixed contact who knows your setup
Rotterdam 23:23 · reachable in a message, no ticket form