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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Linux
System administration, shell scripting, package management
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Web servers, reverse proxies, SSL, domains
Security
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Performance
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Databases
MySQL, PostgreSQL, Redis, backups, replication
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Monitoring
Logging, alerting, metrics, observability
Most viewed
Install and configure Deno for web development with systemd and reverse proxy
hostingInstall and configure Uptime Kuma for website monitoring with SSL and email alerts
monitoringFix apt update E: Repository no longer has a Release file
linuxInstall and configure Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure TimescaleDB with PostgreSQL for high-performance time-series data
databasesRecently published
Set up automated MariaDB Galera cluster backups with compression
databasesConfigure MariaDB ColumnStore for high-performance analytics workloads
databasesImplement Kibana 8 custom threat hunting dashboards for security incident response
monitoringConfigure Logstash 8 security pipelines with threat intelligence enrichment
monitoringConfigure Ansible Vault integration with HashiCorp Vault for secrets management
devopsSet up automated MariaDB Galera cluster backups with compression
Learn how to build a cluster-safe backup strategy for MariaDB Galera using Mariabackup, compression, systemd timers and remote storage offloading, with verification and node restore procedures.
Configure MariaDB ColumnStore for high-performance analytics workloads
Deploy and tune MariaDB ColumnStore for columnar analytics, covering single-node and multi-node cluster setup, table design, memory tuning, bulk loading with cpimport, and cluster health monitoring.
Configure Ansible Vault integration with HashiCorp Vault for secrets management
Learn how to combine Ansible Vault with HashiCorp Vault using the community.hashi_vault collection, AppRole authentication, and least-privilege policies for production-grade secrets management in playbooks.
Implement Thanos Ruler for distributed alerting and recording rules across Prometheus clusters
Deploy Thanos Ruler to evaluate recording and alerting rules across multiple Prometheus clusters, integrate it with Alertmanager and S3-compatible storage, and run it in HA mode with deduplication.
Set up Thanos Query and Compactor for distributed metrics querying
Deploy Thanos Sidecar, Query, and Compactor to unify multiple Prometheus instances into a single global query view with long-term S3-backed storage. Covers deduplication, TLS, and production troubleshooting.
Configure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault
Learn how to deploy External Secrets Operator on Kubernetes, integrate it with HashiCorp Vault using the Kubernetes auth method, and sync secrets via SecretStore and ClusterSecretStore resources with production-grade RBAC and monitoring.
Integrate Jaeger with Istio service mesh for distributed tracing
Learn how to integrate Jaeger with Istio service mesh to get end-to-end distributed tracing across Kubernetes microservices, including sidecar injection, trace sampling, and ingress gateway access to the Jaeger UI.
Configure Consul Connect service mesh monitoring with distributed tracing
Set up comprehensive monitoring for Consul Connect service mesh with Prometheus metrics, Grafana dashboards, Jaeger distributed tracing, and Envoy proxy observability for production-grade service mesh operations.
Implement Deno microservices architecture with service discovery and load balancing
Build a production-ready Deno microservices architecture with Consul service discovery, HAProxy load balancing, and comprehensive monitoring using Prometheus. This tutorial covers container orchestration, health checks, and automated failover for scalable applications.
Configure OpenTelemetry custom metrics for application monitoring with Prometheus and Grafana
Set up OpenTelemetry SDK to collect custom application metrics, export them to Prometheus for storage, and visualize performance data in Grafana dashboards with automated alerting.
Configure ScyllaDB cluster monitoring with Prometheus and Grafana dashboards
Set up comprehensive monitoring for ScyllaDB clusters using Prometheus metrics collection and Grafana visualization dashboards. Configure alerting rules for performance monitoring and health checks.
Configure Jaeger authentication with OAuth2 and RBAC for enterprise security
Set up enterprise-grade authentication for Jaeger distributed tracing using OAuth2 with Keycloak integration and role-based access control policies for secure production deployments.
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