https://sudonull.com/zigbee-network-is-unstable-diagnosing-50-devices
Case analysis of stabilizing Zigbee mesh on 50 devices: topology, CPU, coordinators. Optimization steps for middle/senior dev. Learn how to avoid typical mistakes.
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In this project
https://sudonull.com/cpu-80-diagnostics-in-clickhouse
Tools for finding problematic queries in ClickHouse: system.processes, query_log, EXPLAIN. Diagnostics steps, SQL examples, checklist. Optimize load without downtime.
https://sudonull.com/cpu-memory-hierarchy-latencies-and-optimization
Analysis of memory hierarchy from registers to DRAM. Cache misses, 64 B lines, locality, prefetcher, MESI. Optimization for RISC-V and desktops. Learn how to speed up code.
https://sudonull.com/cpu-temperature-monitoring-on-python-xlib
Implement CPU temperature overlay in X11 with python-xlib. Cross-platform script for FreeBSD/Linux. Full code, sysctl/sysfs setup. For middle/senior dev.
https://sudonull.com/cpu-repair-chinese-woman-restored-a-processor-with-a-needle-myth-or-reality
A Chinese engineer single-handedly repaired an Intel Core i9 CPU under a microscope for the first time. Is it true and how does nano-soldering change the electronics economy? Read the analysis.
From other projects
https://ymaho.com/nvidia-shares-hit-all-time-high-ai-chips-rubin-ultra
Nvidia shares rose 5% to $3.1 trillion after announcement of Rubin Ultra chips and Vera CPU. Analysis of drivers, risks, and forecast. Read more.
https://ymaho.com/intel-and-qualcomm-stocks-growth-on-chips-and-contracts
Analysis of the reasons for the rally of Intel and Qualcomm stocks in May 2026: Apple agreement, AI contracts and a new CPU supercycle. Find out who wins and how to profit from it.
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Starlink Launch in Japan: Direct Smartphone Communication via Satellite
SpaceX and KDDI launched satellite communication for smartphones in Japan. Learn how Starlink Direct-to-Cell works, who can access it, and what hidden geopolitical goals this project pursues.
How to Monitor Kubernetes with Grafana and Prometheus
Learn how to monitor Kubernetes with Grafana and Prometheus using the kube-prometheus-stack. Step-by-step guide to deploy, connect, and visualize cluster metrics.
MongoDB vs PostgreSQL When to Use Each: Key Differences
MongoDB vs PostgreSQL when to use each: compare ACID compliance, scalability, schema flexibility, and query power. Choose the right database for your project.
What Is a Large Language Model? Beginner's Guide
Learn what is a large language model, how AI like ChatGPT works, key capabilities, limitations, and practical uses. Understand LLMs in plain English.
Semiconductor Industry History & How It Works
Explore the history of the semiconductor industry and how does it work. Learn chip design, fabrication, and the global impact of this vital technology. Discover more.
Google Gemini Ultra 2.0: record performance and price
Google introduced Gemini Ultra 2.0 with a context of up to 10 million tokens, surpassing GPT-5. Learn about the breakthrough architecture, price of $0.0005, and impact on the AI market. Read the full analysis.
What Is MLOps and Why Is It Important? Key Concepts
Learn what is MLOps and why it is important for AI success. Discover key concepts, benefits, and how it bridges data science and operations for scalable ML.
Nvidia capitalization $5.4 trillion: surpassed Europe
Nvidia reached $5.4 trillion capitalization, outpacing the 10 largest companies in Europe. Analysis of growth reasons, overheating risks, and forecasts for the AI chip market. Read the review.
What Is Microservices Architecture? Benefits & Patterns
Learn what is microservices architecture, its benefits, challenges, and key patterns like Saga and API Gateway. Understand when to use this modern approach.
Kubernetes Architecture Explained with Examples | Guide
Kubernetes architecture explained with examples: understand control plane, worker nodes, Pods, and deployment flow. Learn how clusters work with practical use cases.