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
devopsConfigure Linux system time synchronization with chrony and NTP hardening
linuxRecently published
Configure Kubernetes network policies for enhanced cluster security
securitySet up Kubernetes persistent volume snapshots and backup automation
devopsImplement Kafka Streams exactly-once processing semantics with Java applications
devopsImplement ClickHouse backup automation with compression and S3 integration
databasesInstall and configure Filebeat 8.15 for efficient log shipping to ELK stack
monitoringMonitor cron jobs and systemd timers with Prometheus and Grafana alerting
Set up comprehensive monitoring for scheduled tasks using Prometheus node_exporter and custom metrics collection. Configure Grafana dashboards and alerting rules to track job success, failures, and missed executions across your infrastructure.
Optimize DuckDB performance for large datasets with partitioning
Configure DuckDB with advanced partitioning strategies and memory optimization for processing multi-gigabyte datasets efficiently. Includes Python integration, query optimization techniques, and comprehensive monitoring setup.
Configure advanced htop monitoring with custom scripts and alerting
Build a production-grade monitoring system using custom-compiled htop with automated process analysis scripts and multi-channel alerting for proactive infrastructure management.
Configure Node.js application monitoring with PM2 and Grafana
Set up comprehensive Node.js application monitoring using PM2 process manager with Prometheus metrics collection and Grafana dashboards for production-grade observability and alerting.
Configure systemd user services for application startup
Learn how to configure systemd user services to automatically start applications without root privileges. This guide covers creating service units, managing lifecycle, and troubleshooting user services for reliable application startup.
Monitor FastAPI applications with Prometheus and Grafana for production observability
Set up comprehensive monitoring for FastAPI applications using Prometheus metrics collection and Grafana dashboards. Configure custom metrics, alerting rules, and real-time visualization for API performance tracking.
Monitor Node.js applications with Prometheus and Grafana for comprehensive performance metrics
Set up comprehensive Node.js application monitoring with Prometheus metrics collection and Grafana dashboards. Configure alerting rules for performance issues, memory usage, and error tracking in production environments.
Configure backup monitoring with Prometheus and Grafana for automated infrastructure oversight
Set up comprehensive backup monitoring using Prometheus metrics collection and Grafana dashboards. This tutorial covers backup exporter configuration, custom metrics creation, and automated alerting for backup failures and performance issues.
Configure Prometheus alerting rules for cgroup metrics monitoring and container resource alerts
Set up comprehensive Prometheus alerting rules for monitoring cgroup resource usage with automated threshold alerts for CPU, memory, and I/O limits. Configure Alertmanager notifications for container resource exhaustion and system health monitoring.
Integrate Apache Tomcat 11 with Prometheus and Grafana monitoring for comprehensive performance tracking
Set up comprehensive monitoring for Apache Tomcat 11 using JMX Prometheus Java agent, configure Prometheus to scrape metrics, create detailed Grafana dashboards, and implement alerting rules for performance tracking and health monitoring.
Monitor MySQL performance with Prometheus and Grafana dashboards
Set up comprehensive MySQL monitoring with Prometheus MySQL Exporter and Grafana dashboards. Track query performance, connections, replication lag, and resource usage with automated alerts for production database health.
Implement Grafana advanced alerting with webhooks and notification channels
Set up comprehensive Grafana alerting with webhook endpoints, Slack and Teams notifications, and advanced alert conditions. Configure data sources, create alert rules, and implement custom notification channels for production monitoring.
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