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 Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications
hostingInstall and configure Ollama for local AI models on Linux servers
devopsInstall and configure Uptime Kuma for website monitoring with SSL and email alerts
monitoringRecently published
Implement NGINX Plus active health checks for enterprise environments
hostingSetup Prometheus Blackbox Exporter for endpoint monitoring with SSL and alerting
monitoringConfigure Prometheus alerting with AlertManager notifications and webhook integration
monitoringConfigure Elasticsearch cross-cluster replication for disaster recovery
databasesConfigure InfluxDB 2.7 clustering for high availability with data replication and automated failover
databasesSet up log alerting with Fluentd and Prometheus Alertmanager for centralized monitoring
Configure Fluentd to collect and parse logs, integrate with Prometheus metrics collection, and set up Alertmanager for intelligent routing of log-based alerts to multiple notification channels.
Monitor Kubernetes clusters with Prometheus and Grafana for container orchestration insights
Set up comprehensive Kubernetes monitoring using the Prometheus Operator and Grafana with persistent storage, RBAC, ServiceMonitors, and custom dashboards for complete cluster observability.
Configure Thanos Ruler for distributed alerting across multiple Prometheus clusters
Set up Thanos Ruler to create a unified alerting layer across distributed Prometheus instances. This tutorial covers installation, global rule configuration, and cross-cluster alert federation for enterprise monitoring.
Implement custom Prometheus exporters for application metrics collection and monitoring
Build production-grade custom Prometheus exporters in Python and Go to collect application-specific metrics. Learn exporter architecture, metric types, systemd deployment, and Prometheus integration for comprehensive application monitoring.
Configure Gunicorn performance monitoring with Prometheus metrics and Grafana dashboards
Set up comprehensive performance monitoring for Gunicorn WSGI servers using Prometheus metrics collection and Grafana visualization. Monitor request rates, response times, worker processes, memory usage, and implement automated alerting for production Python applications.
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.
Monitor Linux system resources with performance alerts and automated responses
Set up comprehensive Linux system monitoring with Prometheus, Node Exporter, and Alertmanager to track CPU, memory, and disk usage with automated alerts and response scripts for proactive system management.
Configure 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.
Monitor container performance with Prometheus and cAdvisor for comprehensive metrics collection
Set up comprehensive container monitoring with cAdvisor, Prometheus, and Grafana to collect detailed metrics on CPU, memory, network, and disk usage. This tutorial covers installation, configuration, and alerting for production-ready container performance monitoring.
Setup OpenResty monitoring with Prometheus and Grafana dashboards for performance analytics
Configure comprehensive monitoring for OpenResty web server using nginx-lua-prometheus module to collect metrics, Prometheus for storage, and Grafana for visualization with custom dashboards and alerting rules.
Implement Kubernetes monitoring with Prometheus and Helm charts for comprehensive cluster observability
Deploy a production-ready Prometheus monitoring stack on Kubernetes using Helm charts with ServiceMonitors, alerting rules, and comprehensive cluster observability for metrics collection and monitoring.
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