Technical Articles

Practical articles, in-depth tutorials, and architectural insights on software engineering, AI, and systems.

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DevOpsArquitetura•4 min

Thin Provisioning: Guide to Storage Optimization

Discover how Thin Provisioning revolutionizes storage management in virtualized environments, allowing administrators to allocate more physical space than available safely and smartly.

HardwareDevOps•5 min

GPU Passthrough: How to Dedicate a Graphics Card to a Virtual Machine

Learn how to configure GPU passthrough to isolate and pass through a dedicated graphics card directly to a KVM/QEMU virtual machine, ensuring native performance for games and AI.

DevOpsRedes•5 min

LXC vs Virtual Machines: Which Technology to Use in Your Home Lab?

Discover when to choose LXC or virtual machines for your home lab. Understand performance differences, isolation levels, and resource usage to make the right choice.

BackendDevOps•5 min

Database Migration: How to Alter Production Databases Without Downtime

Learn how to perform complex relational database alterations in production without causing downtime using the schema expand and contract strategy.

BackendArquitetura•4 min

Database Table Partitioning: How to Handle Overgrown Databases

Learn how table partitioning solves performance bottlenecks in massive databases. Explore practical strategies, trade-offs, and when to adopt this architecture.

BackendArquitetura•6 min

Database Indexes: How They Work and When They Hurt Performance

Explore the internal mechanics of relational database indexes and learn why excessive or incorrect usage can destroy your system's performance. A comprehensive guide covering B-Trees, table scans, and engineering trade-offs.

BackendArquitetura•5 min

PostgreSQL JSONB: When to Use JSON Data Inside a Relational Database

Discover how PostgreSQL combines the rigidity of relational databases with the flexibility of the JSONB format to handle semi-structured data without sacrificing performance.

BackendArquitetura•5 min

TimescaleDB: When to Transform PostgreSQL into a Time-Series Database

Discover when it is worth using TimescaleDB to manage time-series data on top of PostgreSQL. Evaluate architecture, trade-offs, and practical performance.

DevOpsRedes•5 min

Bastion Host: How to Centralize and Secure SSH Access to Your Servers

Learn how to design and implement a Bastion Host to safeguard cloud infrastructure, centralize SSH traffic with complete auditability, and avoid exposing sensitive ports to the internet.

BackendDevOps•4 min

Consul: Service Discovery, Health Checks, and Distributed Configuration

Learn how HashiCorp Consul solves the challenges of service localization, application health monitoring, and dynamic configuration management in modern distributed architectures.