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
914

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

hosting
794

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

hosting
793

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

security
762

Configure ModSecurity 3 web application firewall with OWASP Core Rule Set for advanced threat protection

security
744

Recently published

Monitor OSPF network topology with Prometheus and Grafana dashboards

networking
3 hours ago

Monitor ScyllaDB cluster with Prometheus and Grafana for comprehensive performance tracking

monitoring
8 hours ago

Monitor Jetty performance with JMX and Grafana dashboards

monitoring
13 hours ago

Configure FRRouting route maps and prefix lists for advanced routing policies

networking
18 hours ago

Configure Jetty clustering and session replication for high availability

hosting
1 day ago
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monitoring Intermediate

Set up log alerting with Fluentd and Prometheus Alertmanager for centralized monitoring

Configure Fluentd to collect and parse logs, integrate with Prometheus metrics collection, and set up Alertmanager for intelligent routing of log-based alerts to multiple notification channels.

45 min 4 distros 175 views
devops Intermediate

Integrate Consul with Kubernetes service discovery and automatic configuration

Set up Consul for dynamic service discovery in Kubernetes clusters with automatic service registration, health checks, and configuration management for microservices orchestration.

45 min 4 distros 130 views
devops Intermediate

Setup Kubernetes Ingress NGINX with cert-manager for automated SSL certificates

Learn to deploy NGINX Ingress Controller with cert-manager for automatic SSL certificate provisioning and renewal using Let's Encrypt in production Kubernetes clusters.

35 min 4 distros 225 views
monitoring Intermediate

Set up distributed tracing for Node.js and Python microservices with OpenTelemetry and Jaeger

Configure end-to-end distributed tracing across Node.js and Python microservices using OpenTelemetry instrumentation and Jaeger backend with Elasticsearch for centralized trace collection and analysis.

45 min 4 distros 142 views
devops Advanced

Configure Istio security policies with mutual TLS and authorization for Kubernetes service mesh

Configure mutual TLS authentication and authorization policies in Istio service mesh for secure microservices communication. This tutorial covers PeerAuthentication, AuthorizationPolicy, and RBAC configuration for production Kubernetes environments.

45 min 4 distros 192 views
monitoring Advanced

Set up Jaeger multi-datacenter replication for disaster recovery and high availability

Configure Jaeger distributed tracing with multi-datacenter replication for high availability and disaster recovery. Learn to set up primary and secondary datacenters with automated failover and cross-region data synchronization.

90 min 4 distros 311 views
databases Intermediate

Configure Redis 7 Lua scripting and modules for advanced data processing

Enable and optimize Redis 7 Lua scripting capabilities, install custom modules, and implement advanced data processing scripts with performance monitoring for high-throughput applications.

45 min 4 distros 209 views
databases Intermediate

Configure MongoDB 8.0 backup automation with systemd timers and compression

Set up automated MongoDB 8.0 backups with systemd timers, compression, and retention policies. Includes monitoring and alerting for backup failures across Ubuntu, Debian, AlmaLinux, and Rocky Linux systems.

45 min 4 distros 186 views
networking Advanced

Set up automated network topology discovery with SNMP and LLDP for infrastructure mapping

Build an automated network discovery system that uses SNMP and LLDP protocols to map your infrastructure topology, detect device relationships, and create visual network diagrams with real-time monitoring integration.

45 min 4 distros 263 views
devops Intermediate

Configure Kubernetes horizontal pod autoscaler for dynamic scaling based on resource metrics

Set up HPA with CPU and memory targets for automatic pod scaling. Configure metrics server and Prometheus adapter for custom metrics monitoring. Enable dynamic workload scaling based on resource utilization.

45 min 4 distros 239 views
devops Intermediate

Deploy Spring Boot applications with Jetty and Docker containers

Learn to deploy production-ready Spring Boot applications using Jetty embedded server with Docker containerization. This tutorial covers multi-stage Docker builds, production configuration, and deployment with Docker Compose for scalable Java applications.

45 min 4 distros 169 views
monitoring Intermediate

Monitor Kubernetes clusters with Prometheus and Grafana for container orchestration insights

Set up comprehensive Kubernetes monitoring using the Prometheus Operator and Grafana with persistent storage, RBAC, ServiceMonitors, and custom dashboards for complete cluster observability.

45 min 4 distros 284 views

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