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
Configure Linux system time synchronization with chrony and NTP hardening
linuxInstall and configure CockroachDB cluster with high availability and distributed SQL
databasesConfigure network interface monitoring with ICMP ping and connectivity testing
networkingInstall and configure PostgreSQL 17 with performance tuning and security hardening
databasesInstall and configure ArgoCD for GitOps continuous deployment with RBAC and SSL
devopsRecently published
Implement Podman pod security with network policies and microsegmentation
securityConfigure Apache Airflow high availability with CeleryExecutor and Redis clustering for production deployments
devopsConfigure advanced gRPC load balancing with Envoy Proxy health checks and circuit breakers
networkingConfigure custom Grafana plugins for specialized monitoring requirements
monitoringConfigure NGINX monitoring with Prometheus and Grafana dashboards for real-time web server performance metrics
monitoringConfigure advanced gRPC load balancing with Envoy Proxy health checks and circuit breakers
Set up Envoy Proxy with intelligent gRPC load balancing, health checks, and circuit breakers for production microservices. Includes SSL termination, monitoring integration, and security hardening.
Configure Spark Kubernetes Operator with MinIO for cloud-native analytics
Deploy Apache Spark on Kubernetes with the Spark Operator and MinIO object storage for scalable big data processing. Configure RBAC, SSL certificates, and persistent storage for production-ready analytics workloads.
Configure Consul Connect with Kubernetes integration for secure service mesh communication
Set up Consul Connect as a service mesh on Kubernetes with Helm, enabling automatic mTLS encryption, service discovery, and traffic routing between microservices for secure inter-service communication.
Configure Istio distributed tracing with Jaeger and Zipkin for comprehensive microservices observability
Set up comprehensive distributed tracing in your Istio service mesh using both Jaeger and Zipkin backends. Configure telemetry collection, trace sampling, and monitoring dashboards for full microservices observability.
Implement TimescaleDB data retention policies for time-series optimization
Learn to configure automated data retention policies in TimescaleDB for efficient storage management. Set up compression, continuous aggregates, and automated data lifecycle policies to optimize time-series database performance and reduce storage costs.
Optimize ClickHouse performance for high-throughput workloads with advanced tuning and memory management
Learn how to optimize ClickHouse for high-throughput analytics workloads through advanced memory configuration, query performance tuning, storage engine optimization, and connection pooling strategies.
Monitor Kubernetes cluster with Prometheus Operator for comprehensive observability
Set up complete cluster monitoring using Prometheus Operator with automated metrics collection, custom dashboards, and intelligent alerting for production Kubernetes environments.
Integrate Jaeger with Kubernetes and Istio service mesh for distributed tracing
Deploy Jaeger operator on Kubernetes with Istio telemetry integration for comprehensive distributed tracing across microservices. Configure Elasticsearch backend for production-grade trace storage and implement automated service discovery.
Configure Jaeger with NGINX reverse proxy and SSL termination
Set up Jaeger distributed tracing behind an NGINX reverse proxy with SSL termination and authentication. Learn to configure secure access, performance optimization, and production-ready monitoring for your microservices.
Implement Istio circuit breaker and retry policies for microservices resilience and fault tolerance
Configure Istio destination rules with circuit breaker patterns, implement retry policies with exponential backoff, and set up comprehensive fault injection testing for microservices resilience in Kubernetes service mesh environments.
Set up Zabbix 7 distributed monitoring with proxy servers for scalable infrastructure oversight
Configure Zabbix proxy servers to distribute monitoring loads across multiple network segments with encrypted communication, automated discovery, and centralized management for enterprise-scale infrastructure monitoring.
Configure Zabbix 7 API automation with Python scripts for monitoring and alerting
Automate Zabbix 7 monitoring tasks with Python scripts using the API. Set up host discovery, template assignment, custom monitoring scripts, and alerting automation for streamlined infrastructure management.
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