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.

devops Intermediate

Set up GitLab CI/CD with Kubernetes runners for scalable deployments

Configure GitLab Runner with Kubernetes executor to automatically scale CI/CD workloads. Set up RBAC permissions, deploy pipelines to Kubernetes clusters, and implement resource management policies for efficient container orchestration.

45 min 4 distros 355 views
monitoring Intermediate

Implement Tomcat application monitoring with JMX and Grafana dashboards

Set up comprehensive Apache Tomcat 10 monitoring using JMX metrics, Prometheus JMX Exporter, and Grafana dashboards to track application performance, memory usage, and request metrics in real-time.

45 min 4 distros 451 views
monitoring Intermediate

Set up centralized logging with Winston and Elasticsearch for Node.js applications

Configure Winston logging in Node.js with Elasticsearch transport for centralized log aggregation, monitoring, and analysis using Kibana dashboards.

45 min 4 distros 320 views
devops Intermediate

Configure GitLab backup automation with GPG encryption

Set up automated GitLab backups with GPG encryption, remote storage, and systemd timers. This tutorial covers backup script creation, encryption setup, and monitoring for production GitLab instances.

45 min 4 distros 341 views
monitoring Intermediate

Implement Node.js application monitoring with Prometheus metrics collection and Grafana dashboards

Set up comprehensive Node.js application monitoring with Prometheus metrics collection, custom performance tracking, and Grafana dashboards for real-time observability and alerting.

45 min 4 distros 404 views
hosting Advanced

Implement NGINX Plus active health checks for enterprise environments

Configure NGINX Plus active health checks to automatically detect and remove unhealthy upstream servers, ensuring high availability and optimal load balancing for enterprise applications.

45 min 4 distros 596 views
databases Advanced

Configure InfluxDB 2.7 clustering for high availability with data replication and automated failover

Set up a production-ready InfluxDB Enterprise cluster with automatic data replication, failover mechanisms, and comprehensive monitoring using Grafana dashboards for time-series workloads.

45 min 4 distros 400 views
monitoring Intermediate

Set up Telegraf custom plugins for application monitoring with Prometheus and InfluxDB integration

Learn to build custom Telegraf input plugins for application metrics collection, configure dual output to Prometheus and InfluxDB backends, and create comprehensive monitoring dashboards with Grafana for production observability.

45 min 4 distros 516 views
monitoring Intermediate

Set up Kubernetes monitoring with Prometheus Operator and custom metrics

Deploy a production-grade monitoring stack with Prometheus Operator, configure ServiceMonitor resources for automatic scraping, and create custom alerting rules with Grafana dashboards for comprehensive Kubernetes cluster observability.

45 min 4 distros 508 views
security Intermediate

Set up audit log analysis dashboard with Grafana and Prometheus for security monitoring

Build a comprehensive security monitoring dashboard that collects Linux audit logs through auditd, exports metrics to Prometheus, and visualizes security events in Grafana with automated alerting for suspicious activities.

45 min 4 distros 326 views
performance Advanced

Optimize OpenResty performance with advanced caching strategies and Lua optimization

Configure high-performance caching with Redis integration, implement microcaching strategies, and optimize Lua scripts for memory management in production OpenResty deployments.

45 min 4 distros 384 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 385 views

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