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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Most viewed

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
hace 5 horas

Integrate Elasticsearch 8 with Prometheus monitoring and Grafana dashboards

monitoring
hace 5 horas

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

security
hace 5 horas

Configure NGINX reverse proxy with advanced caching and load balancing

hosting
hace 5 horas

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

monitoring
hace 15 horas
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security Intermediate

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

Configure a production-grade web application firewall using NGINX with ModSecurity 3 and OWASP Core Rule Set. Includes logging, monitoring, and fail2ban integration for comprehensive threat protection.

45 min 4 distros 62 views
hosting Advanced

Configure NGINX reverse proxy with advanced caching and load balancing

Set up NGINX as a high-performance reverse proxy with Redis-backed caching, multiple load balancing algorithms, SSL termination, and comprehensive monitoring for production environments.

45 min 4 distros 31 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 73 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 33 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 75 views
databases Advanced

Optimize MariaDB 11.6 performance with query analysis and indexing for high-traffic applications

Learn advanced MariaDB performance optimization techniques including query profiling, slow query analysis, and strategic indexing for high-traffic applications. This tutorial covers query execution plan analysis, covering indexes, and automated monitoring setup.

45 min 4 distros 76 views
security Intermediate

Implement Apache web application firewall with ModSecurity 3 and OWASP Core Rule Set

Deploy ModSecurity 3 as an Apache module with OWASP Core Rule Set to protect web applications from common attacks. Configure real-time logging, custom rules, and automated threat detection for production environments.

45 min 4 distros 146 views
monitoring Advanced

Set up Thanos Receiver for remote write scalability with Prometheus integration

Configure Thanos Receiver to handle high-volume remote write traffic from multiple Prometheus instances. This tutorial covers installation, multi-tenancy setup, and performance optimization for large-scale metrics ingestion.

45 min 4 distros 115 views
databases Advanced

Configure PostgreSQL 17 streaming replication for high availability with automatic failover

Set up PostgreSQL 17 streaming replication between primary and replica servers with pg_auto_failover for automated high availability. This tutorial covers complete configuration from authentication to monitoring and maintenance procedures.

45 min 4 distros 71 views
security Intermediate

Implement HAProxy rate limiting and DDoS protection with advanced security rules

Configure HAProxy with comprehensive rate limiting, connection throttling, and DDoS protection using stick tables, ACLs, and advanced security rules to protect your applications from malicious traffic and ensure service availability.

45 min 4 distros 92 views
monitoring Intermediate

Configure OpenTelemetry sampling strategies for high-traffic applications

Learn how to implement probabilistic, deterministic, and adaptive sampling strategies in OpenTelemetry to optimize distributed tracing performance and reduce storage costs in high-traffic production environments.

25 min 4 distros 68 views
databases Intermediate

Configure ScyllaDB backup and restore with automation

Set up automated daily backups for ScyllaDB with monitoring, restore procedures, and retention policies. Includes snapshot management, S3 storage integration, and comprehensive alerting for production NoSQL environments.

45 min 4 distros 65 views

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