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 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 Django Redis caching and session storage for high-performance web applications
performanceSet up Kafka Streams testing framework with TopologyTestDriver for automated stream processing validation
devopsBenchmark database performance with sysbench and fio integration
databasesConfigure automated system maintenance with advanced cron scheduling and shell scripts
linuxConfigure Consul multi-datacenter WAN federation for geographic redundancy
devopsMonitor MongoDB 8.0 performance with Prometheus and Grafana for real-time metrics and alerting
Set up comprehensive MongoDB performance monitoring using Prometheus metrics collection and Grafana dashboards with alerting rules for database health, connection pools, and query performance.
Optimize ClickHouse performance for large datasets with advanced tuning and memory management
Optimize ClickHouse for high-performance analytics on multi-terabyte datasets with advanced memory tuning, storage engine configuration, query optimization strategies, and distributed clustering for production workloads.
Configure Apache HTTP Server clustering with mod_cluster and JBoss EAP for enterprise load balancing
Set up Apache HTTP Server with mod_cluster module to create an intelligent load balancing cluster with JBoss EAP application servers, featuring automatic node discovery, session clustering, and health monitoring.
Install and configure Tengine web server with SSL certificates and performance optimization
Install Tengine web server from source and packages, configure virtual hosts with SSL certificates, and optimize performance with dynamic upstream health checks and security hardening.
Fix nginx worker_connections are not enough warning
Resolve Nginx worker_connections warnings by calculating optimal values and tuning worker processes for high-traffic applications. Learn to analyze connection usage and prevent connection exhaustion.
Install and configure uWSGI application server with Nginx reverse proxy for Python web applications
Set up a production-ready Python web application stack with uWSGI as the WSGI server and Nginx as a reverse proxy. Includes SSL certificate setup, systemd service configuration, and troubleshooting guide for Django and Flask deployments.
Install and configure Go web applications with systemd and reverse proxy
Deploy Go web applications in production with systemd service management, NGINX reverse proxy with SSL termination, and comprehensive logging for monitoring and maintenance.
Install and configure Bun JavaScript runtime with systemd and reverse proxy
Deploy Bun JavaScript runtime on Linux with automatic service management through systemd and secure SSL reverse proxy configuration with Nginx for production applications.
Set up Grafana Enterprise SSO authentication with LDAP, SAML, and OAuth2 integration
Configure Grafana Enterprise with comprehensive single sign-on authentication supporting LDAP, SAML, and OAuth2 providers. Set up role-based access control with automated team mapping and user provisioning for enterprise environments.
Configure Tomcat 11 database connection pooling with JNDI and HikariCP for high availability
Set up production-grade database connection pooling in Tomcat 11 using JNDI resources and HikariCP for optimal performance and high availability. Learn to configure server.xml, context.xml, and monitor connection pools effectively.
Configure MongoDB 8.0 replica set with automatic failover for high availability
Set up a MongoDB 8.0 replica set with multiple nodes and automatic failover to ensure high availability and data redundancy. This configuration provides seamless database operations even when primary nodes fail.
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.
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