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 ArgoCD for GitOps continuous deployment with RBAC and SSL

devops
424

Install and configure CockroachDB cluster with high availability and distributed SQL

databases
415

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
411

Install and configure Loki for centralized log aggregation with Grafana integration

monitoring
404

Install and configure WireGuard VPN server with client management

networking
400

Recently published

Configure Nagios SNMP monitoring for network devices with automated discovery and templates

monitoring
5 घंटे पहले

Integrate Elasticsearch 8 with Prometheus monitoring and Grafana dashboards

monitoring
5 घंटे पहले

Set up NGINX web application firewall with ModSecurity 3 and OWASP Core Rule Set

security
5 घंटे पहले

Configure NGINX reverse proxy with advanced caching and load balancing

hosting
5 घंटे पहले

Configure Netdata alerts with Slack and Microsoft Teams for real-time monitoring notifications

monitoring
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devops Advanced

Configure Consul Connect service mesh with Envoy proxy for secure microservices communication

Set up Consul Connect service mesh with Envoy sidecar proxies to enable secure, encrypted service-to-service communication with mutual TLS authentication, traffic policies, and observability for your microservices architecture.

45 min 4 distros 165 views
security Intermediate

Secure Podman containers with SELinux and AppArmor mandatory access controls

Implement mandatory access controls for Podman containers using SELinux on Red Hat-based systems and AppArmor on Debian-based systems. Learn to configure security policies, monitor violations, and harden container security with production-grade controls.

45 min 4 distros 180 views
security Advanced

Implement Cilium Tetragon runtime security for Kubernetes with eBPF monitoring and threat detection

Deploy Cilium Tetragon for advanced runtime security monitoring in Kubernetes clusters using eBPF technology. Configure security policies, threat detection rules, and real-time monitoring with Grafana dashboards for comprehensive container protection.

45 min 4 distros 229 views
monitoring Intermediate

Configure Linux performance monitoring with collectd and InfluxDB 1.8 for real-time metrics collection

Set up comprehensive system monitoring using collectd to collect performance metrics and InfluxDB 1.8 as a time-series database backend. This tutorial covers installation, configuration, and retention policies for production monitoring environments.

25 min 4 distros 357 views
databases Intermediate

Configure TimescaleDB continuous aggregates for real-time analytics with PostgreSQL optimization

Set up TimescaleDB continuous aggregates to automatically compute and maintain real-time materialized views for time-series data analytics. Configure refresh policies, optimize aggregate queries, and implement monitoring for production workloads.

45 min 4 distros 288 views
devops Advanced

Integrate Apache Airflow with Kubernetes RBAC and service accounts for secure workflow orchestration

Configure Apache Airflow KubernetesExecutor with proper RBAC permissions, service accounts, and role bindings to securely orchestrate workflows in Kubernetes environments with least-privilege access controls.

45 min 4 distros 207 views
monitoring Intermediate

Set up Prometheus and Grafana monitoring stack with Docker compose

Deploy a complete Prometheus and Grafana monitoring stack using Docker Compose with persistent storage, custom dashboards, and alerting rules for production monitoring.

25 min 4 distros 228 views
linux Intermediate

Optimize Linux system performance with kernel parameters and system tuning

Learn production-grade Linux performance optimization through systematic kernel parameter tuning, memory management, I/O optimization, and network stack configuration to maximize system throughput and responsiveness.

45 min 6 distros 212 views
databases Intermediate

Configure Redis Sentinel for high availability and automatic failover

Set up Redis Sentinel to monitor Redis master-replica deployments and automatically handle failover scenarios. This tutorial covers configuring a 3-node Sentinel cluster with quorum-based decision making for production-grade high availability.

25 min 4 distros 194 views
devops Intermediate

Implement Ansible testing with Molecule and TestInfra for infrastructure automation validation

Set up comprehensive testing for Ansible playbooks using Molecule framework and TestInfra validation. Create automated test scenarios, integrate with CI/CD pipelines, and ensure infrastructure code reliability in production environments.

45 min 4 distros 312 views
databases Advanced

Configure ZooKeeper for ClickHouse replication with multi-node cluster setup

Set up a production-ready ZooKeeper ensemble to enable ClickHouse replication across multiple nodes. This tutorial covers ZooKeeper cluster configuration, ClickHouse integration, security hardening, and failover testing.

45 min 4 distros 156 views
security Advanced

Configure Apache Airflow LDAP authentication and RBAC with Active Directory integration

Configure Apache Airflow with LDAP authentication against Active Directory, implement role-based access control (RBAC), and set up secure user group management for enterprise environments.

45 min 4 distros 183 views

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