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Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 3525 posts
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Grafana + Loki + Promtail Log Pipeline Setup Guide
A hands-on guide to building a lightweight log collection, storage, and visualization pipeline with Grafana, Loki, and Promtail using Docker Compose, including label-based queries and alerting configuration
2026-03-02 · 9 min read #grafana#loki#promtail#observability#loggingArgoCD ApplicationSet and Progressive Rollout: A Practical Guide to GitOps Multi-Cluster Deployment
This post is the multi-cluster operations companion in the GitOps series. It focuses on ApplicationSet, generator design, Progressive Sync, and environment fan-out patterns so staged rollout remains manageable as cluster
2026-03-02 · 7 min read #argocd#gitops#applicationset#progressive-rollout#kubernetesPostgreSQL Performance Tuning Practical Guide — Query Optimization, Index Strategy, EXPLAIN Analysis
A hands-on guide to the core of PostgreSQL performance tuning. Covers how to read EXPLAIN output, index strategies, query optimization patterns, and configuration tuning with practical code examples you can apply immedia
2026-03-02 · 11 min read #database#postgresql#performance#sql#indexingTelegram Bot + Webhook Practical Guide: From Building a Bot with Python to Kubernetes Deployment
A complete guide to chatbot development using Telegram Bot API and Webhooks. Build a bot with python-telegram-bot and FastAPI, compare Polling vs Webhook, implement inline keyboards and command handlers, and deploy to Ku
2026-03-02 · 7 min read #telegram#bot#webhook#python#chatbotBuilding a RAG Chatbot — Create Your Own Document QA Bot with LangChain + ChromaDB + OpenAI
A hands-on guide to building a PDF document-based RAG chatbot from scratch using LangChain, ChromaDB, and OpenAI. Covers document loading, vector storage, prompt design, and a Streamlit UI.
2026-03-02 · 9 min read #rag#langchain#chromadb#openai#chatbotEvent-Driven Architecture + CQRS + Saga Pattern: A Practical MSA Design Guide
A practical design guide combining Event-Driven Architecture, CQRS (Command Query Responsibility Segregation), and the Saga pattern in an MSA environment. Includes Kafka-based implementation code, Mermaid diagrams, and a
2026-03-02 · 8 min read #architecture#event-driven#cqrs#saga-pattern#microservicesEvent-Driven Architecture Design Patterns — Kafka, CQRS, Event Sourcing Practical Guide
A hands-on guide to core Event-Driven Architecture patterns. Covers the concepts and implementation of Kafka-based messaging, CQRS, and Event Sourcing with code examples and Mermaid diagrams.
2026-03-02 · 12 min read #architecture#event-driven#kafka#cqrs#event-sourcingAI Prompt Engineering Complete Guide — Information Retrieval, Image/Video Generation, and Debugging (KR/EN/JA) ♪ Listenable
Prompt techniques for getting great results from AI, organized by use case: information retrieval, image/video generation, and debugging. Includes practical expressions in three languages — Korean, English, and Japanese.
2026-03-02 · 17 min read #ai#prompt-engineering#multilingual#image-generation#debuggingLangGraph Agent Workflow Practical Guide: From Multi-Agent Orchestration to Production Deployment
Build stateful AI agent workflows with LangGraph. Covers StateGraph, conditional routing, multi-agent orchestration, Human-in-the-Loop, and LangGraph Platform deployment — all with production-ready code.
2026-03-02 · 6 min read #langgraph#langchain#ai-agent#workflow#multi-agentMLOps Feature Store in Practice — Building a Feature Pipeline with Feast
Build an offline/online feature store with Feast and create a production-grade pipeline that serves consistent features for both training and serving
2026-03-02 · 9 min read #mlops#feast#feature-store#machine-learning#data-engineeringMamba Paper Review: Going Beyond Transformers with Selective State Space Models
An in-depth review of the Mamba (Selective State Space Models) paper. Analyzing the evolution from S4 to Mamba, the Selective Scan mechanism, Hardware-Aware algorithms, and Mamba-2 State Space Duality with code examples.
2026-03-02 · 8 min read #mamba#state-space-model#ssm#transformer#linear-attentionMamba: Linear-Time Sequence Modeling with Selective State Spaces — Paper Analysis
A deep dive into the Mamba architecture, a promising alternative to Transformers. We explore the core idea behind Selective State Space Models, the hardware-aware algorithm, and experimental results along with code.
2026-03-02 · 7 min read #ai-papers#mamba#ssm#state-space-model#transformerComplete Guide to Text-to-Image Model Training Methodologies: From GAN to Flow Matching ♪ Listenable
An in-depth, paper-based analysis of training methodologies for Text-to-Image generative model architectures spanning GAN, VAE, Diffusion, and Flow Matching. Comprehensively covers training strategies and fine-tuning tec
2026-03-01 · 51 min read #deep-learning#text-to-image#diffusion#stable-diffusion#generative-aiProduction LLM Application Architecture Design Guide ♪ Listenable
Analyze the core architecture layers of production LLM applications and organize Gateway, Guardrails, Caching, and Observability components based on official documentation.
2026-03-01 · 21 min read #llm#architecture#production#ai#guardrailsLLM Inference Optimization: In-Depth Analysis of vLLM and TensorRT-LLM ♪ Listenable
Analyzing core LLM inference optimization techniques including PagedAttention, Continuous Batching, and quantization, based on the official documentation of vLLM and TensorRT-LLM.
2026-03-01 · 22 min read #llm#inference#vllm#tensorrt-llm#optimizationCNPE (Certified Cloud Native Platform Engineer) Complete Guide — From Exam Scope to Production Tech Stack
A detailed analysis of the 5 CNCF CNPE certification domains based on the official curriculum. Covers production tech stacks including ArgoCD, Flux, Crossplane, Backstage, OpenTelemetry, Prometheus, and OPA/Kyverno with
2026-03-01 · 16 min read #kubernetes#cnpe#cncf#platform-engineering#gitopsComplete Guide to Building a Linux GPU Server for Deep Learning ♪ Listenable
A step-by-step guide to building a Linux GPU server for deep learning development, covering everything from NVIDIA driver installation to Docker GPU environments, based on official NVIDIA documentation.
2026-03-01 · 20 min read #linux#gpu#cuda#nvidia-driver#deep-learningMLflow Complete Guide ♪ Listenable
A comprehensive guide to MLflow for experiment tracking, model registry, and deployment pipelines in MLOps workflows.
2026-03-01 · 18 min read #mlops#mlflow#experiment-tracking#model-registryMLOps Pipeline Design ♪ Listenable
A practical guide to designing MLOps pipelines, covering data versioning, model training, evaluation, and continuous delivery of ML models.
2026-03-01 · 26 min read #mlops#ml-pipeline#production#mlflowThe Top 1% Cloud Native Expert Credential: Complete Guide to Achieving Kubestronaut (2026 Latest)
A comprehensive analysis of the 5 certifications required for the official CNCF Kubestronaut title, the 2026 Golden Kubestronaut update, hands-on exam passing strategies, and cost-saving tips.
2026-03-01 · 9 min read #kubernetes#kubestronaut#cncf#cka#ckad