Marcio Cunha

Technical Articles

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

All categoriesArquiteturaAutomaçãoBackendCarreiraDevOpsEletrônicaEngenhariaFrontendHardwareIANegóciosProdutividadeRedes
HardwareDevOps•4 min

Power Consumption Optimization in Edge Servers with Linux CPU Governors

Learn how to optimize energy consumption in decentralized edge servers using Linux kernel CPU governors, balancing processing latency and thermal efficiency.

RedesArquitetura•6 min

Traffic Routing in Service Meshes with Layer 7 Deep Packet Inspection

Explore how Layer 7 deep packet inspection inside service meshes transforms traffic routing, ensuring granular security, observability, and intelligent decision-making based on actual request payloads.

IAArquitetura•2 min

Standardizing Technical Architecture Documentation with Local Language Models and RAG

Learn how to structure and automate software architecture documentation standardization by combining local artificial intelligence and internal vector-based knowledge bases.

BackendArquitetura•5 min

Data Synchronization in Distributed Databases with CRDT-Based Conflict Resolution

Learn how CRDTs solve synchronization conflicts in distributed systems without locks or central coordination, enabling offline operation and automatic data convergence.

HardwareDevOps•4 min

Mitigating IO Bottlenecks in Disk Arrays with Fine-Tuning of NVMe Queue Depth

Learn how to adjust queue depth on NVMe devices to eliminate storage bottlenecks in high-performance disk arrays.

AutomaçãoEngenharia•5 min

State Recovery Strategies in Programmable Logic Controllers After Power Failures

Learn how to engineer electrical resilience in industrial and automated systems, ensuring Programmable Logic Controllers (PLCs) safely resume operations without losing critical data.

HardwareAutomação•4 min

Fault Isolation in Modbus RTU Communication Buses Using Optical Barriers

Learn how to protect industrial Modbus RTU networks using optical barriers to prevent catastrophic damage from voltage surges, ground loops, and electromagnetic noise.

RedesDevOps•4 min

Reducing IO Overhead in Edge Linux Systems Through Kernel Bypass With XDP

Learn how to intercept network packets at the driver level using XDP and eBPF on Linux, eliminating kernel processing overhead in high-throughput systems.

RedesAutomação•4 min

Jitter Analysis in Redundant Industrial Network Connections with IEEE 1588 PTP

Learn how to evaluate jitter in industrial network time synchronization using the IEEE 1588 PTP protocol and high-redundancy architectures.

ArquiteturaNegócios•4 min

Aligning Software Architecture with Revenue Goals in Fast-Growing Engineering Organizations

Learn how to connect software engineering decisions directly to company financial goals, preventing paralyzing technical debt in high-velocity startups.