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.

security Intermediate

Configure Kubernetes network policies for enhanced cluster security

Implement granular network security controls in Kubernetes using Calico CNI. Learn to create ingress and egress policies, namespace isolation, and label-based microsegmentation for production clusters.

35 min 4 distros 5 views
devops Advanced

Set up Kubernetes persistent volume snapshots and backup automation

Configure CSI snapshot controllers, create persistent volume snapshots, and implement automated backup strategies with Velero for production Kubernetes environments.

45 min 4 distros 24 views
devops Advanced

Implement Kafka Streams exactly-once processing semantics with Java applications

Configure Kafka cluster and Java applications for exactly-once processing semantics with transaction state management, idempotent producers, and EOS isolation levels for reliable stream processing.

45 min 4 distros 6 views
databases Intermediate

Implement ClickHouse backup automation with compression and S3 integration

Set up automated ClickHouse backups with compression, S3 storage, and systemd timers. Includes monitoring, encryption, and recovery procedures for production environments.

45 min 4 distros 22 views
monitoring Intermediate

Set up Alertmanager with email and Slack notifications for monitoring alerts

Configure Prometheus Alertmanager with email SMTP and Slack webhook integrations for comprehensive monitoring notifications. Set up alert routing rules and test notification delivery.

25 min 4 distros 13 views
hosting Intermediate

Configure OpenResty load balancing with upstream health checks and automatic failover

Set up OpenResty with intelligent load balancing across multiple backend servers, health monitoring, and automatic failover to maintain high availability for web applications.

25 min 4 distros 11 views
security Advanced

Implement OpenResty rate limiting and API protection with Lua middleware

Build production-grade API protection using OpenResty's Lua middleware with advanced rate limiting algorithms, request throttling, and comprehensive security policies for high-traffic web applications.

45 min 4 distros 11 views
devops Intermediate

Set up automated backup and disaster recovery for Nexus Repository Manager 3 with blob store migration

Configure comprehensive backup automation for Nexus Repository Manager 3 including blob store migration, disaster recovery procedures, and automated scheduling with systemd timers for production environments.

45 min 4 distros 26 views
devops Intermediate

Setup Elasticsearch 8 index lifecycle management for automated log retention and storage optimization

Configure Elasticsearch 8 ILM policies to automatically manage log data through hot-warm-cold phases, optimize storage costs, and enforce retention policies for production workloads.

25 min 4 distros 24 views
devops Advanced

Configure Kafka Streams state stores and RocksDB optimization for high-performance streaming applications

Configure Kafka Streams state stores with RocksDB optimization for high-performance streaming applications. Learn custom state store configurations, RocksDB tuning parameters, and monitoring techniques for production-grade stream processing.

45 min 4 distros 39 views
devops Intermediate

Implement Django continuous deployment with Git hooks and automated testing

Set up automated Django deployment with Git hooks, testing pipelines, and production rollbacks. Configure continuous integration with database migrations, static file management, and zero-downtime deployments.

45 min 4 distros 29 views
performance Intermediate

Configure Django Redis caching and session storage for high-performance web applications

Set up Redis as both cache backend and session storage for Django applications. Improve page load times and user experience with proper Redis configuration and Django integration.

25 min 4 distros 39 views

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