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
900

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

hosting
774

Install and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications

hosting
765

Set up Node.js application security with Helmet and rate limiting

security
758

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
738

Recently published

Configure FRRouting route maps and prefix lists for advanced routing policies

networking
13 minutes ago

Configure Jetty clustering and session replication for high availability

hosting
9 hours ago

Configure Cherokee web server with MySQL database optimization and performance tuning

hosting
14 hours ago

Configure Cassandra SSL encryption and authentication with security hardening

databases
19 hours ago

Install and configure ntopng for comprehensive network monitoring with traffic analysis and real-time dashboards

networking
19 hours ago
"network connectivity" × Clear all
security Advanced

Set up centralized security monitoring with ClamAV 1.4 and Elasticsearch 8

Build a comprehensive security monitoring infrastructure with ClamAV antivirus scanning, Elasticsearch log storage, and automated threat detection. This setup provides real-time malware scanning with centralized log aggregation for enterprise security compliance.

45 min 4 distros 11 views
databases Advanced

Set up PostgreSQL 17 streaming replication with PgBouncer connection pooling and load balancing

Configure PostgreSQL 17 with streaming replication for high availability, then add PgBouncer connection pooling with intelligent load balancing across primary and replica servers for production-grade database infrastructure.

45 min 4 distros 14 views
security Advanced

Implement Tailscale OAuth integration with identity providers for enterprise authentication

Configure Tailscale with enterprise identity providers including SAML and OIDC authentication, implement access control policies, and manage users across distributed teams for secure zero-trust networking.

45 min 4 distros 57 views
networking Advanced

Implement network monitoring with SNMP and BGP metrics using FRRouting and Prometheus

Set up comprehensive network monitoring with SNMP daemon, FRRouting BGP metrics, and Prometheus collection for real-time infrastructure visibility and alerting.

45 min 4 distros 11 views
networking Advanced

Configure BIRD BGP routing daemon for advanced routing policies and network automation

Set up BIRD 2.15 BGP daemon with advanced routing policies, route filtering, and automated network management. Configure BGP peering, implement complex routing decisions, and set up route aggregation for production networks.

45 min 4 distros 12 views
monitoring Intermediate

Integrate Apache Tomcat 11 with Prometheus and Grafana monitoring for comprehensive performance tracking

Set up comprehensive monitoring for Apache Tomcat 11 using JMX Prometheus Java agent, configure Prometheus to scrape metrics, create detailed Grafana dashboards, and implement alerting rules for performance tracking and health monitoring.

45 min 4 distros 12 views
monitoring Intermediate

Configure Loki and Promtail for centralized Docker log aggregation and analysis

Set up Grafana Loki and Promtail to collect, aggregate, and analyze logs from Docker containers. Configure retention policies, integrate with Grafana for visualization, and enable real-time log monitoring across your infrastructure.

25 min 4 distros 90 views
databases Advanced

Configure Elasticsearch 8 cross-cluster replication for disaster recovery

Set up cross-cluster replication between Elasticsearch 8 clusters to ensure data resilience and business continuity. This advanced configuration creates automatic data synchronization across geographically distributed clusters for disaster recovery scenarios.

45 min 4 distros 73 views
devops Intermediate

Configure SonarQube quality gates and custom rules for enterprise code analysis

Set up SonarQube quality gates with custom conditions and coding rules to enforce enterprise-grade code quality standards. Configure LDAP authentication and integrate with CI/CD pipelines for automated code analysis workflows.

45 min 4 distros 37 views
devops Advanced

Set up Consul multi-datacenter replication with ACL token replication

Configure Consul WAN federation across multiple datacenters with secure ACL token replication. Enable automatic token synchronization, gossip encryption, and cross-datacenter service discovery for distributed infrastructure.

45 min 4 distros 45 views
devops Advanced

Integrate AWX 24.6 with HashiCorp Vault for dynamic secrets management and secure automation workflows

Configure AWX to securely retrieve database credentials and API keys from HashiCorp Vault using dynamic secrets that automatically rotate. Set up credential types, database engines, and secure playbook execution with centralized secrets management.

45 min 4 distros 90 views
monitoring Intermediate

Configure Zabbix 7 email and SMS alerting with escalation rules and notification automation

Set up comprehensive alerting in Zabbix 7 with email notifications, SMS gateway integration, and automated escalation chains. Configure media types, user groups, and action filters for effective incident response workflows.

45 min 4 distros 80 views

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