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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Install and configure CockroachDB cluster with high availability and distributed SQL

databases
567

Configure network interface monitoring with ICMP ping and connectivity testing

networking
535

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
526

Install and configure ArgoCD for GitOps continuous deployment with RBAC and SSL

devops
518

Install and configure Loki for centralized log aggregation with Grafana integration

monitoring
510

Recently published

Monitor MongoDB 8.0 performance with Prometheus and Grafana for real-time metrics and alerting

monitoring
13 minutes ago

Configure Prometheus Alertmanager with email notifications for production monitoring

monitoring
15 minutes ago

Optimize ClickHouse performance for large datasets with advanced tuning and memory management

databases
17 minutes ago

Configure HAProxy SSL termination with Let's Encrypt and security headers

networking
19 minutes ago

Configure Apache HTTP Server clustering with mod_cluster and JBoss EAP for enterprise load balancing

hosting
3 hours ago
"system administration" × Clear all
linux Beginner

Configure Linux text editors with vim and nano for system administration

Learn to configure vim and nano text editors for efficient Linux system administration. Master keyboard shortcuts, create custom .vimrc configurations, and choose the right editor for different tasks.

25 min 6 distros 11 views
linux Beginner

Configure Linux process monitoring with top, htop, and btop for system performance analysis

Master Linux process monitoring using top, htop, and btop to analyze system performance, identify resource bottlenecks, and troubleshoot performance issues in production environments.

25 min 6 distros 27 views
linux Beginner

Configure Linux system services with systemctl and service management

Learn to manage Linux system services with systemctl commands, enable services on boot, create custom service files, and troubleshoot service failures with journalctl for reliable system administration.

25 min 6 distros 29 views
linux Beginner

Configure shell aliases and functions for development productivity

Set up custom shell aliases and functions to streamline your development workflow, reduce typing, and boost terminal productivity with reusable commands and automation shortcuts.

20 min 4 distros 4 views
security Intermediate

Configure Linux user and group management with sudo access control

Learn to create and manage Linux users and groups with proper sudo access control, security hardening, and monitoring. This comprehensive guide covers account creation, group membership management, sudo configuration, and security best practices for production environments.

45 min 4 distros 107 views

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