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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Install and configure CockroachDB cluster with high availability and distributed SQL

databases
490

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

devops
457

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
441

Install and configure WireGuard VPN server with client management

networking
440

Install and configure Loki for centralized log aggregation with Grafana integration

monitoring
435

Recently published

Configure SSL encryption and authentication for ClamAV cluster with high availability scanning

security
3 hours ago

Implement MinIO security hardening with IAM policies and audit logging

security
3 hours ago

Setup Elasticsearch monitoring with Metricbeat and Kibana dashboards

monitoring
3 hours ago

Configure Vault auto-unseal with AWS KMS for high availability secrets management

security
3 hours ago

Implement MariaDB connection pooling with ProxySQL for high availability

databases
8 hours ago
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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 81 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 60 views
security Intermediate

Implement Deno JWT authentication with OAuth2 integration for secure API development

Set up production-grade JWT authentication middleware in Deno with OAuth2 provider integration and role-based access control. Learn to secure API endpoints with proper token validation, user management, and enterprise-ready authentication flows.

45 min 4 distros 156 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 119 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 139 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 149 views
databases Advanced

Backup and restore Redis Sentinel cluster data with automated strategies and monitoring

Learn to implement production-grade backup and restore procedures for Redis Sentinel clusters with automated scheduling, point-in-time recovery, and comprehensive monitoring to ensure data durability and business continuity.

45 min 4 distros 85 views
security Advanced

Set up intrusion detection with OSSEC HIDS and nftables integration for automated threat response

Configure OSSEC Host-based Intrusion Detection System with nftables firewall integration for real-time threat detection and automated response. Monitor system activity, detect intrusions, and automatically block malicious IPs using active response mechanisms.

45 min 4 distros 134 views
devops Advanced

Set up Apache Airflow high availability with CeleryExecutor and Redis clustering

Deploy Apache Airflow in high availability mode using CeleryExecutor with Redis clustering for task distribution, PostgreSQL connection pooling, and load-balanced webservers for production-grade workflow orchestration.

45 min 4 distros 47 views
monitoring Intermediate

Integrate Nagios Core 4.5 with Grafana dashboards for advanced monitoring visualization

Connect Nagios Core 4.5 with Grafana through NDOUtils and MySQL to create powerful monitoring dashboards. This integration provides advanced visualization capabilities, real-time alerting, and comprehensive monitoring insights for your infrastructure.

45 min 4 distros 143 views
devops Advanced

Implement Apache Spark 3.5 cluster with YARN and HDFS for distributed computing

Set up a production-grade Apache Spark 3.5 cluster with YARN resource management and HDFS distributed storage for scalable big data processing. This tutorial covers multi-node Hadoop cluster configuration, YARN integration, and monitoring setup.

45 min 4 distros 97 views
databases Advanced

Set up MariaDB Galera Cluster 11.6 for multi-master replication with automatic failover

Configure a production-ready MariaDB Galera cluster with three nodes for multi-master replication, automatic failover, and SSL encryption. Includes HAProxy load balancing and comprehensive monitoring for high availability database operations.

45 min 4 distros 224 views

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