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
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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
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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 Ollama for local AI models on Linux servers
devopsInstall and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications
hostingInstall and configure Uptime Kuma for website monitoring with SSL and email alerts
monitoringRecently published
Configure Spark on Kubernetes with cluster autoscaling for dynamic workloads
devopsConfigure Jaeger alerting with Prometheus and Grafana for distributed tracing observability
monitoringImplement MariaDB backup encryption with Mariabackup and automated restoration
databasesImplement Kubernetes secrets management with HashiCorp Vault integration
devopsSet up Spark Streaming with Kafka and Delta Lake for real-time analytics
devopsConfigure Spark on Kubernetes with cluster autoscaling for dynamic workloads
Deploy Apache Spark 3.5 on Kubernetes with automatic cluster scaling, dynamic resource allocation, and comprehensive monitoring for production data processing workloads.
Implement Kubernetes secrets management with HashiCorp Vault integration
Set up HashiCorp Vault with Kubernetes to dynamically inject secrets into pods using the Vault Secrets Operator. This tutorial covers authentication configuration, operator deployment, and automated secret injection with annotations.
Integrate ClamAV cluster with file upload APIs for scalable malware scanning
Set up a clustered ClamAV deployment with REST API endpoints for automated malware scanning of file uploads. Configure load balancing, authentication, and monitoring for high-availability antivirus scanning in production environments.
Set up MySQL point-in-time recovery with binary logs for database backup and restore
Configure MySQL binary logging and implement automated point-in-time recovery procedures for comprehensive database backup and restore operations with monitoring.
Configure Prometheus Alertmanager with custom webhook integrations for Slack, Microsoft Teams, and PagerDuty notifications
Set up Prometheus Alertmanager with webhook receivers for Slack, Microsoft Teams, and PagerDuty notifications. Configure routing rules, test notifications, and implement alert escalation workflows for comprehensive monitoring coverage.
Configure Prometheus Alertmanager with Slack integration for team notifications
Set up Prometheus Alertmanager to route alerts to Slack channels with custom notification rules. Configure alerting rules, webhook integration, and team-based routing for production monitoring workflows.
Set up GitLab CI/CD with Kubernetes runners for scalable deployments
Configure GitLab Runner with Kubernetes executor to automatically scale CI/CD workloads. Set up RBAC permissions, deploy pipelines to Kubernetes clusters, and implement resource management policies for efficient container orchestration.
Configure GitLab backup automation with GPG encryption
Set up automated GitLab backups with GPG encryption, remote storage, and systemd timers. This tutorial covers backup script creation, encryption setup, and monitoring for production GitLab instances.
Implement NGINX Plus active health checks for enterprise environments
Configure NGINX Plus active health checks to automatically detect and remove unhealthy upstream servers, ensuring high availability and optimal load balancing for enterprise applications.
Monitor Varnish 7 performance with Prometheus and Grafana dashboards
Set up comprehensive Varnish monitoring using prometheus-varnish-exporter, custom Grafana dashboards, and performance alerting rules for production cache optimization.
Setup advanced Airflow alerting with Slack integration and custom notification rules
Configure Apache Airflow to send intelligent alerts to Slack channels when DAGs fail, with custom notification rules based on task importance and execution context. Includes automated retry logic and escalation workflows.
Configure audit compliance automation with Ansible for security monitoring and reporting
Build comprehensive security audit compliance automation using Ansible playbooks to enforce security policies, monitor system configurations, and generate compliance reports across your Linux infrastructure fleet.
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