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.

networking Intermediate

Install and configure Squid 6 proxy server with bandwidth controls and content filtering

Set up Squid 6 proxy server with advanced traffic shaping, content filtering, and user authentication. Configure bandwidth limits, access control lists, and comprehensive logging for enterprise proxy deployments.

45 min 4 distros 663 views
security Intermediate

Configure SonarQube LDAP authentication with Active Directory and user group management

Set up SonarQube to authenticate users against Active Directory using LDAP. Configure automatic user provisioning, group synchronization, and role-based access control for enterprise environments with centralized authentication.

25 min 4 distros 893 views
networking Advanced

Set up iptables high availability clustering with keepalived for automatic failover

Configure a highly available firewall cluster using iptables and keepalived with VRRP for automatic failover. Set up rule synchronization between nodes and implement monitoring for production-grade firewall redundancy.

45 min 4 distros 876 views
performance Advanced

Optimize Linux RAID configuration for maximum disk performance with mdadm and advanced tuning

Learn how to configure and optimize Linux RAID arrays with mdadm for maximum disk performance. This comprehensive guide covers RAID level selection, advanced mdadm parameters, kernel I/O scheduler optimization, and file system tuning for high-throughput workloads.

45 min 4 distros 2,441 views
databases Intermediate

Implement MinIO data lifecycle management and automated archival with S3 retention policies

Configure MinIO lifecycle policies to automatically transition and expire objects based on age and storage class. Set up intelligent tiering and automated archival to optimize storage costs and compliance with data retention requirements.

35 min 4 distros 1,847 views
databases Intermediate

Implement Redis backup automation with RDB and AOF persistence

Set up automated Redis backups using RDB snapshots and AOF logging with verification scripts and monitoring alerts. Configure persistent data storage, automated backup scheduling, and comprehensive backup validation for production Redis deployments.

45 min 4 distros 733 views
monitoring Advanced

Set up keepalived cluster monitoring with Prometheus alerts and Grafana dashboards

Configure comprehensive monitoring for keepalived VRRP clusters using Prometheus metrics collection, alerting rules for failover events, and Grafana dashboards for high availability visualization.

45 min 4 distros 853 views
databases Advanced

Configure MinIO high availability clustering for production with multi-node setup and automatic failover

Set up a production-ready MinIO cluster with multiple nodes, erasure coding, and automatic failover. This tutorial covers distributed mode configuration, load balancing with SSL termination, and health monitoring for enterprise object storage.

45 min 4 distros 1,021 views
databases Advanced

Optimize CockroachDB 24.3 performance with advanced tuning and configuration

Master advanced CockroachDB 24.3 performance optimization through memory, CPU, storage, and query tuning. Configure cluster parameters, connection pooling, and indexing strategies for production-grade distributed SQL workloads.

45 min 4 distros 1,034 views
linux Intermediate

Configure system backup automation with BorgBackup and systemd timers

Set up automated, deduplicated backups with BorgBackup and systemd timers for reliable system protection. This tutorial covers installation, repository setup with encryption, automated scheduling, and monitoring for production environments.

45 min 4 distros 850 views
monitoring Intermediate

Set up ClickHouse monitoring with Prometheus and Grafana dashboards

Configure comprehensive ClickHouse monitoring using Prometheus for metrics collection and Grafana for visualization. Set up system metrics, query performance monitoring, and alerting rules for production ClickHouse deployments.

45 min 4 distros 1,266 views
security Advanced

Configure advanced Consul ACL policies for production security hardening

Set up comprehensive Consul Access Control Lists with bootstrap tokens, role-based permissions, and secure inter-node communication for production environments. This tutorial covers ACL system initialization, policy creation, and agent token configuration.

35 min 4 distros 870 views

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