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 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 NTP monitoring with Grafana dashboards and Prometheus alerting
monitoringConfigure Cherokee caching and compression for improved performance
performanceConfigure advanced Jaeger sampling strategies for high-traffic environments
monitoringConfigure Jaeger distributed tracing on Kubernetes cluster with Helm charts and Elasticsearch backend
monitoringConfigure Spark on Kubernetes with cluster autoscaling for dynamic workloads
devopsConfigure 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.
Implement backup rotation policies with automated cleanup using systemd timers and shell scripts
Set up automated backup rotation with systemd timers to manage storage space, implement retention policies for different backup types, and create monitoring alerts for backup health and cleanup processes.
Configure Linux audit system with SIEM integration for Splunk security monitoring
Set up auditd with custom security rules, configure Splunk Universal Forwarder for log shipping, and implement real-time monitoring workflows for comprehensive security event tracking and compliance reporting.
Optimize systemd journal logging performance and storage
Learn how to optimize systemd journald for production environments by configuring storage limits, compression, performance settings, and implementing log forwarding with monitoring.
Setup log aggregation with rsyslog and logrotate for centralized system monitoring
Configure rsyslog for centralized log collection across servers, implement advanced logrotate policies for automated retention, and set up remote log shipping with filtering for comprehensive system monitoring and audit compliance.
Set up ELK Stack for centralized ModSecurity log analysis and monitoring
Configure Elasticsearch 8, Logstash 8, and Kibana 8 to collect, parse, and visualize ModSecurity web application firewall logs from multiple servers for centralized security monitoring and threat detection.
Set up centralized security monitoring with ClamAV 1.4 and Elasticsearch 8
Build a comprehensive security monitoring infrastructure with ClamAV antivirus scanning, Elasticsearch log storage, and automated threat detection. This setup provides real-time malware scanning with centralized log aggregation for enterprise security compliance.
Configure ELK stack for centralized logging with Elasticsearch 8, Logstash 8, and Kibana 8
Set up a production-grade ELK stack with Elasticsearch 8, Logstash 8, and Kibana 8 for centralized log management. Configure authentication, SSL encryption, and log processing pipelines across multiple data sources.
Configure Falco runtime security for Kubernetes threat detection with eBPF monitoring
Set up Falco with eBPF monitoring to detect runtime security threats in Kubernetes clusters. Configure custom rules, integrate Prometheus metrics, and establish comprehensive threat detection for container workloads.
Install and configure Graylog 5 for centralized log management with MongoDB and Elasticsearch
Set up Graylog 5 with MongoDB 8.0 and Elasticsearch 8 for centralized log collection, analysis, and alerting. Learn to configure secure inputs, data streams, and monitoring for production environments.
Set up centralized logging with rsyslog and logrotate for security events
Configure a centralized rsyslog server to collect security events from multiple systems, implement automated log rotation with logrotate, and set up filtering and alerting for critical security incidents across your infrastructure.
Configure Linux audit logging for security compliance and monitoring
Set up comprehensive audit logging with auditd daemon to track file system changes, process execution, and network connections for security compliance and forensic analysis.
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