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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Install and configure Deno for web development with systemd and reverse proxy

hosting
10,879

Fix apt update E: Repository no longer has a Release file

linux
7,087

Install and configure Uptime Kuma for website monitoring with SSL and email alerts

monitoring
6,757

Install and configure Caddy web server with automatic HTTPS and reverse proxy

hosting
5,905

Install and configure TimescaleDB with PostgreSQL for high-performance time-series data

databases
5,357

Recently published

Fix PostgreSQL FATAL sorry, too many clients already

linux
4 days ago

Configure Istio multi-cluster disaster recovery and automated failover

devops
1 week ago

Set up automated MariaDB Galera cluster backups with compression

databases
3 weeks ago

Configure MariaDB ColumnStore for high-performance analytics workloads

databases
3 weeks ago

Implement Kibana 8 custom threat hunting dashboards for security incident response

monitoring
4 weeks ago
"alerting" × Clear all
monitoring Advanced

Configure custom Grafana plugins for specialized monitoring requirements

Build custom Grafana data source and panel plugins from scratch, then deploy them securely in production environments with proper authentication and access controls.

45 min 4 distros 1,094 views
monitoring Intermediate

Configure NGINX monitoring with Prometheus and Grafana dashboards for real-time web server performance metrics

Set up comprehensive NGINX monitoring using Prometheus metrics collection and custom Grafana dashboards to track web server performance, request rates, and response times in real-time.

45 min 4 distros 1,363 views
monitoring Advanced

Implement Grafana high availability clustering with PostgreSQL backend and load balancing

Set up a production-ready Grafana high availability cluster with PostgreSQL shared database backend and HAProxy load balancing for enterprise monitoring infrastructure with automatic failover.

45 min 4 distros 1,217 views
devops Advanced

Integrate OPA Gatekeeper with ArgoCD for GitOps policy management

Set up Open Policy Agent Gatekeeper with ArgoCD to enforce Kubernetes admission policies through GitOps workflows. This tutorial covers installation, policy template creation, and automated policy enforcement with monitoring.

45 min 4 distros 1,157 views
databases Intermediate

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.

25 min 4 distros 1,366 views
security Advanced

Configure Apache Airflow DAG security and secrets management with RBAC policies and encryption

Implement comprehensive security for Apache Airflow DAGs using role-based access control, HashiCorp Vault integration, and encrypted secrets management. Configure granular permissions, audit logging, and isolation policies for production workflows.

45 min 4 distros 1,254 views
security Intermediate

Configure Falco runtime security for Kubernetes threat detection with eBPF monitoring

Set up Falco with eBPF monitoring to detect runtime security threats in Kubernetes clusters. Configure custom rules, integrate Prometheus metrics, and establish comprehensive threat detection for container workloads.

45 min 4 distros 1,894 views
security Advanced

Implement Consul Connect mTLS with Vault PKI backend for secure service mesh communication

Set up mutual TLS authentication for Consul Connect using HashiCorp Vault's PKI backend to secure service-to-service communication with automatic certificate management and rotation.

45 min 4 distros 1,052 views
monitoring Intermediate

Configure Prometheus Blackbox Exporter for endpoint monitoring with SSL and alerting

Set up Prometheus Blackbox Exporter to monitor HTTP, HTTPS, DNS, TCP, and ICMP endpoints with SSL certificate validation and automated alerting for comprehensive uptime monitoring.

25 min 4 distros 1,169 views
monitoring Intermediate

Set up Prometheus and Grafana monitoring stack with Docker Compose

Deploy a complete monitoring solution using Prometheus for metrics collection and Grafana for visualization with Docker Compose. This setup provides comprehensive system monitoring, alerting capabilities, and customizable dashboards.

25 min 4 distros 1,601 views
monitoring Intermediate

Set up InfluxDB alerting with Kapacitor and notifications

Configure comprehensive alerting for InfluxDB using Kapacitor with email, Slack, and webhook notifications. Set up real-time monitoring, thresholds, and automated responses for time-series data anomalies.

25 min 4 distros 1,059 views
monitoring Intermediate

Configure Grafana dashboards for TimescaleDB analytics with real-time metrics and alerting

Build comprehensive Grafana dashboards for TimescaleDB analytics with time-series visualizations, custom queries, and automated alerting for performance monitoring and data insights.

45 min 4 distros 1,259 views

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