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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Configure Linux system time synchronization with chrony and NTP hardening

linux
664

Install and configure CockroachDB cluster with high availability and distributed SQL

databases
649

Configure network interface monitoring with ICMP ping and connectivity testing

networking
631

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
630

Install and configure ArgoCD for GitOps continuous deployment with RBAC and SSL

devops
613

Recently published

Deploy Envoy-based service mesh in Kubernetes production environment with SSL and observability

devops
1 hour ago

Set up Zabbix proxy for distributed network monitoring

monitoring
2 hours ago

Implement Envoy proxy JWT authentication with OAuth2 integration

security
2 hours ago

Configure Kafka Streams for real-time data processing and analytics

devops
2 hours ago

Implement Podman pod security with network policies and microsegmentation

security
11 hours ago
"systemctl" × Clear all
monitoring Intermediate

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

Set up comprehensive Netdata alerting with Slack and Microsoft Teams integration. Configure custom alert thresholds, webhook notifications, and automated monitoring responses for real-time system health alerts.

25 min 4 distros 270 views
monitoring Advanced

Implement OpenTelemetry distributed context propagation across microservices with automatic instrumentation

Set up comprehensive distributed tracing across microservices using OpenTelemetry with automatic context propagation, trace correlation headers, and framework-specific auto-instrumentation for Python, Java, and Node.js applications.

45 min 4 distros 305 views
devops Advanced

Set up MinIO gateway for multi-cloud storage federation with AWS S3 and Azure integration

Learn to deploy MinIO as a unified storage gateway that seamlessly federates multiple cloud storage backends including AWS S3 and Azure Blob Storage. This advanced configuration provides intelligent failover, cost optimization, and vendor-neutral object storage management.

45 min 4 distros 168 views
monitoring Advanced

Configure Thanos Ruler for distributed alerting across multiple Prometheus clusters

Set up Thanos Ruler to create a unified alerting layer across distributed Prometheus instances. This tutorial covers installation, global rule configuration, and cross-cluster alert federation for enterprise monitoring.

45 min 4 distros 248 views
security Intermediate

Implement network security with iptables connection tracking and stateful packet filtering

Configure iptables with connection tracking modules to implement stateful packet filtering, advanced NAT rules, and comprehensive network security monitoring. Build robust firewall rules that track connection states and provide granular control over network traffic.

45 min 4 distros 239 views
networking Advanced

Set up OpenVPN high availability cluster with automatic failover and load balancing

Build a production-ready OpenVPN high availability cluster using keepalived for automatic failover and HAProxy for load balancing across multiple OpenVPN servers.

90 min 4 distros 213 views
security Advanced

Configure ClickHouse users and RBAC for production environments with authentication and access control

Secure your ClickHouse deployment with proper user authentication, role-based access control, and production-grade security policies. Learn to create users, manage roles, implement quota systems, and monitor access patterns for enterprise environments.

45 min 4 distros 226 views
databases Intermediate

Implement automated ClickHouse backups with S3 storage and monitoring

Set up automated backup solutions for ClickHouse databases with S3 storage, retention policies, and monitoring alerts. This tutorial covers backup tool installation, S3 configuration, scheduling with systemd timers, and health monitoring.

45 min 4 distros 174 views
monitoring Intermediate

Implement PHP application monitoring with New Relic and logging

Set up comprehensive PHP application monitoring using New Relic APM with custom metrics and error tracking. Configure structured logging with centralized collection and automated monitoring alerts.

45 min 4 distros 216 views
devops Intermediate

Configure Ansible dynamic inventory for AWS, Azure, and GCP with automated discovery

Set up Ansible dynamic inventory plugins for AWS EC2, Azure VMs, and Google Cloud instances with automated discovery, credential management, and performance optimization across multiple cloud providers.

45 min 4 distros 219 views
security Intermediate

Implement encryption for Consul backups using GPG with automated snapshots and secure storage

Learn to create encrypted Consul backups using GPG encryption with automated snapshot scripts, secure key management, and remote storage integration for production disaster recovery.

45 min 4 distros 257 views
networking Intermediate

Configure WireGuard VPN with DNS filtering and ad blocking using Pi-hole and Unbound

Set up a secure WireGuard VPN server with integrated Pi-hole DNS filtering and Unbound recursive resolver for ad blocking and privacy protection. This configuration provides secure remote access while filtering malicious domains and advertisements.

45 min 4 distros 235 views

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