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.

performance Intermediate

Optimize Varnish 7 cache storage with memory tuning and persistence configuration

Configure Varnish 7 memory allocation and storage backends for optimal cache performance. Set up file-based persistence and tune memory parameters for high-traffic workloads with monitoring.

25 min 4 distros 25 views
databases Intermediate

Configure Elasticsearch Index Lifecycle Management (ILM) for automated data retention

Set up Elasticsearch ILM policies to automatically manage index lifecycles through hot, warm, cold, and delete phases. Reduce storage costs and optimize performance by automating data retention and storage tiering.

25 min 4 distros 25 views
devops Intermediate

Setup advanced Airflow alerting with Slack integration and custom notification rules

Configure Apache Airflow to send intelligent alerts to Slack channels when DAGs fail, with custom notification rules based on task importance and execution context. Includes automated retry logic and escalation workflows.

45 min 4 distros 36 views
devops Intermediate

Configure Kafka Schema Registry with Avro serialization for data processing

Set up Confluent Schema Registry with Avro serialization to manage schemas and ensure data compatibility in your Kafka streaming applications. This guide covers installation, schema management, and producer/consumer configuration.

45 min 4 distros 140 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 76 views
devops Intermediate

Set up Kafka Streams testing framework with TopologyTestDriver for automated stream processing validation

Configure a complete testing framework for Kafka Streams applications using TopologyTestDriver to validate stream processing logic with automated tests and mock data pipelines.

45 min 4 distros 50 views
hosting Intermediate

Configure PHP-FPM with NGINX reverse proxy and SSL certificates

Set up PHP-FPM with NGINX as a reverse proxy and secure it with Let's Encrypt SSL certificates. This configuration provides high performance for PHP applications with proper process isolation and automatic HTTPS.

25 min 4 distros 81 views
monitoring Intermediate

Configure advanced network monitoring with SmokePing for detailed latency analysis

Set up SmokePing for detailed network latency monitoring with visual graphs, multi-target analysis, and advanced alerting. Perfect for tracking network performance trends and identifying connectivity issues across multiple hosts.

45 min 4 distros 65 views
databases Intermediate

Configure DuckDB cluster setup for distributed analytics and high performance workloads

Set up a DuckDB cluster with distributed query processing, network security, and performance optimization for high-throughput analytical workloads across multiple nodes.

45 min 4 distros 81 views
monitoring Intermediate

Set up Netdata slave nodes for centralized monitoring with parent-child architecture

Configure Netdata parent-child architecture to stream metrics from multiple servers to a centralized dashboard. Set up authentication, SSL encryption, and troubleshoot streaming issues for scalable monitoring infrastructure.

45 min 4 distros 118 views
monitoring Intermediate

Configure Node.js application monitoring with PM2 and Grafana

Set up comprehensive Node.js application monitoring using PM2 process manager with Prometheus metrics collection and Grafana dashboards for production-grade observability and alerting.

45 min 4 distros 82 views
linux Intermediate

Optimize systemd journal logging performance and storage

Learn how to optimize systemd journald for production environments by configuring storage limits, compression, performance settings, and implementing log forwarding with monitoring.

25 min 4 distros 81 views

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