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
monitoringSet up multi-location monitoring with distributed Uptime Kuma instances
Deploy multiple Uptime Kuma instances across different geographic locations to monitor your services from various vantage points. This setup provides comprehensive monitoring coverage, reduces false positives, and enables regional performance analysis with centralized alerting.
Configure SonarQube LDAP authentication with Active Directory and user group management
Set up SonarQube to authenticate users against Active Directory using LDAP. Configure automatic user provisioning, group synchronization, and role-based access control for enterprise environments with centralized authentication.
Implement Varnish cache warming with Kubernetes CronJobs
Set up automated Varnish cache warming using Kubernetes CronJobs to preload frequently accessed content and improve website performance. This tutorial covers creating cache warming scripts, Docker containers, and automated scheduling for production environments.
Implement Thanos multi-cluster federation for global Prometheus metrics aggregation
Set up Thanos components across multiple Kubernetes clusters to enable global metrics federation, long-term storage, and unified querying of Prometheus data with high availability and unlimited retention.
Set up OpenTelemetry metrics collection with Prometheus integration for distributed system monitoring
Configure OpenTelemetry Collector to gather metrics from distributed services and export them to Prometheus for comprehensive observability monitoring. This integration provides unified metrics collection across your microservices architecture.
Integrate Redis 7 with microservices architecture for caching and session management
Set up Redis 7 as a centralized caching layer and session store for microservices, with service discovery integration and clustering for high availability. Configure distributed session management patterns and implement Redis clustering for horizontal scalability.
Set up keepalived cluster monitoring with Prometheus alerts and Grafana dashboards
Configure comprehensive monitoring for keepalived VRRP clusters using Prometheus metrics collection, alerting rules for failover events, and Grafana dashboards for high availability visualization.
Configure SonarQube LDAP authentication and user management with Active Directory integration
Set up enterprise user authentication for SonarQube using LDAP and Active Directory. Configure group mapping, role-based access control, and automated user provisioning for centralized identity management.
Configure MinIO high availability clustering for production with multi-node setup and automatic failover
Set up a production-ready MinIO cluster with multiple nodes, erasure coding, and automatic failover. This tutorial covers distributed mode configuration, load balancing with SSL termination, and health monitoring for enterprise object storage.
Optimize CockroachDB 24.3 performance with advanced tuning and configuration
Master advanced CockroachDB 24.3 performance optimization through memory, CPU, storage, and query tuning. Configure cluster parameters, connection pooling, and indexing strategies for production-grade distributed SQL workloads.
Configure system backup automation with BorgBackup and systemd timers
Set up automated, deduplicated backups with BorgBackup and systemd timers for reliable system protection. This tutorial covers installation, repository setup with encryption, automated scheduling, and monitoring for production environments.
Advanced Nomad job templates and deployment strategies with rolling updates and canary deployments
Master production-grade Nomad job templates with HCL syntax, implement rolling updates with health checks, and deploy advanced blue-green and canary deployment patterns for resilient containerized workloads.
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