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Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 3517 posts
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Health Management Guide for Developers: Comprehensive Care for Fitness, Sleep, and Mental Health
A comprehensive health management guide for developers who sit for long hours. Covering neck/wrist injury prevention, exercise routines, sleep hygiene, eye health, mental health management, and regular checkup guides.
2026-03-08 · 20 min read #culture#health#exercise#mental-health#ergonomicsBuilding Good Habits for Office Workers: 50 Practical Tips for Productivity and Growth
From morning routines to work management, relationships, self-development, and health management — 50 good habits office workers can practice, with a step-by-step execution guide.
2026-03-08 · 17 min read #culture#habits#productivity#workplace#self-developmentMath + LaTeX/KaTeX Complete Guide for Reading AI/ML Papers
A comprehensive summary of essential math concepts (linear algebra, calculus, probability/statistics, optimization) and LaTeX/KaTeX formula syntax for reading AI/ML papers with practical examples, symbol cheat sheets, an
2026-03-08 · 20 min read #ai-papers#math#latex#katex#linear-algebraKAN (Kolmogorov-Arnold Networks) Paper Analysis: Learnable Activation Function Architecture Replacing MLPs
In-depth analysis of the KAN paper. Covers the mathematical background of the Kolmogorov-Arnold representation theorem, B-spline activation functions, accuracy and interpretability comparison with MLPs, and practical imp
2026-03-08 · 38 min read #ai-papers#kan#kolmogorov-arnold#neural-network#mlpWeights & Biases (W&B) Experiment Management Practical Guide: From Experiment Tracking to Model Registry and Production Monitoring
A practical guide to ML experiment management with Weights & Biases (W&B). Covers experiment tracking, Sweeps hyperparameter tuning, Artifacts version management, Model Registry, and team collaboration with code examples
2026-03-08 · 31 min read #ai-platform#wandb#experiment-tracking#model-registry#mlopsOpen-Source Real-Time Conversational Voice Chatbot Building Guide: Barge-In Architecture and Implementation
A comprehensive guide to building real-time voice chatbots using only open-source tools. Covers barge-in implementation with Silero VAD, faster-whisper, Ollama, and Piper TTS pipeline, state machine design, Python exampl
2026-03-08 · 26 min read #ai-platform#voice-chatbot#barge-in#realtime-audio#sttNVIDIA Triton Inference Server Production Guide: GPU Model Serving Optimization Strategies
A guide to GPU model serving optimization with NVIDIA Triton Inference Server. Covers Dynamic Batching, Model Ensemble, TensorRT integration, multi-model serving, Kubernetes deployment, performance profiling, and product
2026-03-08 · 29 min read #ai-platform#triton#inference-server#gpu#model-servingRing Attention Paper Analysis: Implementing Infinite Context Window Training in Distributed Environments
Analyzes the Ring Attention paper exploring methods to overcome context length limitations in distributed environments. Covers the connection with Blockwise Parallel Transformer, implementation details, performance bench
2026-03-08 · 33 min read #ai-papers#ring-attention#distributed-training#long-context#transformerFrom Shell Basics to Advanced Operations: A Practical Shell Guide for Engineers
From Bash/Zsh basic syntax to pipelines, process substitution, signal handling, and performance optimization -- this guide covers essential Shell techniques that every working engineer must know, with practical code exam
2026-03-07 · 12 min read #linux#shell#bash#zsh#scriptingPrometheus PromQL Advanced Query and Recording Rules Optimization: Guide to Building SLI/SLO-Based Notification System
A comprehensive guide that covers everything from Prometheus PromQL advanced query patterns to performance optimization with Recording Rules, SLI/SLO-based notification rule design, Alertmanager routing strategy, and tro
2026-03-07 · 30 min read #observability#prometheus#promql#recording-rules#sliLinux Kernel Parameter Tuning Guide: sysctl + Boot Params, Safe Changes and Rollback
This guide covers Linux kernel tuning strategies using sysctl runtime parameters and boot parameters. It provides recommended values for networking, memory, filesystem, and security categories, along with pre-change back
2026-03-07 · 11 min read #linux#kernel#sysctl#performance#tuningComparing Red Hat vs Ubuntu Server Operations: An Enterprise Decision Guide
RHEL/Rocky Linux and Ubuntu Server are compared from an enterprise operation perspective, including package management, security patches, licensing, technical support, and container compatibility, and present selection c
2026-03-07 · 12 min read #linux#redhat#rhel#ubuntu#centosOpenTelemetry Collector Production Guide: Pipeline Architecture, Custom Processors, and Scaling Strategies
A comprehensive guide to OpenTelemetry Collector covering pipeline architecture design, receiver/processor/exporter configuration, custom processor development, agent vs gateway deployment, tail sampling strategies, and
2026-03-07 · 13 min read #observability#opentelemetry#telemetry-pipeline#distributed-tracing#metricsPractical guide to writing system failure reports and incident response communication in Japanese
A comprehensive guide that covers how to write a failure report (non-damage report) required when a system failure occurs in a Japanese IT field, Japanese expressions for responding to an incident, a report/relapse preve
2026-03-07 · 39 min read #japanese#incident-report#system-failure#communication#engineerRAG Quality Evaluation and Failure Pattern Analysis: Diagnosing and Improving Retrieval-Augmented Generation
A systematic guide to evaluating RAG (Retrieval-Augmented Generation) system quality and analyzing common failure patterns. Covers evaluation metrics for Retriever, Reranker, and Generator components, framework compariso
2026-03-07 · 15 min read #rag#llm#evaluation#ragas#deepevalLLM Structured Output and Constrained Decoding Practical Guide: From JSON Schema to Production Application
A practical guide that covers everything from Constrained Decoding, the core principle of LLM structured output, to JSON Schema-based output control, comparison of Outlines·XGrammar·llguidance engines, function calling i
2026-03-07 · 23 min read #llm#structured-output#constrained-decoding#json-schema#function-callingCilium Service Mesh: Building and Operating Sidecarless Service Mesh with eBPF
A comprehensive guide covering Cilium Service Mesh sidecarless architecture based on eBPF, Envoy integration, mTLS configuration, L4/L7 traffic management, performance comparison with Istio, and production troubleshootin
2026-03-07 · 15 min read #kubernetes#cilium#service-mesh#ebpf#sidecarlessComplete Guide to vLLM Production Serving Optimization: From PagedAttention to Kubernetes Deployment
A comprehensive production-focused guide covering vLLM core architecture including PagedAttention, optimization techniques such as Continuous Batching, Tensor Parallelism, Speculative Decoding, and Prefix Caching, detail
2026-03-07 · 18 min read #llm#vllm#paged-attention#continuous-batching#tensor-parallelismComplete Guide to LLM Long-Context Performance and KV Cache Optimization: From MQA to Ring Attention
A comprehensive practical guide covering KV Cache fundamentals for LLM long-context processing, memory consumption analysis, optimization techniques including MQA, GQA, PagedAttention, sliding window attention, and Ring
2026-03-07 · 17 min read #llm#kv-cache#long-context#multi-query-attention#grouped-query-attentionJapanese for SRE: On-Call Alert Response, Incident Escalation, and Post-Mortem Communication
Japanese OUTPUT training for SRE and DevOps engineers covering on-call alert acknowledgment, incident escalation communication, status update phrases, post-mortem discussion, and keigo usage in technical emergency contex
2026-03-07 · 30 min read #japanese#sre#on-call#incident-response#communication