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duke

15년차 IT 엔지니어 | Java Developer, DevOps, AWS Cloud, AI Services Building production-grade AI services. Sharing the journey one post at a time. 🚀

Location korea Joined Joined on  Personal website https://www.linkedin.com/in/sdyoo
[Databricks on AWS #5] Fixing Databricks BOOTSTRAP_TIMEOUT with AWS PrivateLink: Control Plane Over the Backbone, Zero New Subnets
javaking1129 profile
duke

[Databricks on AWS #5] Fixing Databricks BOOTSTRAP_TIMEOUT with AWS PrivateLink: Control Plane Over the Backbone, Zero New Subnets

#databricks #aws #privatelink #networking
Comments
7 min read

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[Databricks on AWS #4] The BOOTSTRAP_TIMEOUT Mystery: Tracing a Databricks Cluster from Data Plane to Control Plane (Transit Gateway + Firewall)
javaking1129 profile
duke

[Databricks on AWS #4] The BOOTSTRAP_TIMEOUT Mystery: Tracing a Databricks Cluster from Data Plane to Control Plane (Transit Gateway + Firewall)

#databricks #aws #networking #terraform
Comments
4 min read
[Databricks on AWS #3] Compute Governance on Databricks: Instance Pools, Cluster Policies, and Shared Clusters
javaking1129 profile
duke

[Databricks on AWS #3] Compute Governance on Databricks: Instance Pools, Cluster Policies, and Shared Clusters

#databricks #aws #terraform #governance
Comments
7 min read
[Databricks on AWS #2] RBAC on Databricks: Function-Role Groups, Workspace Assignment, and Why USER/ADMIN Isn't the Whole Story
javaking1129 profile
duke

[Databricks on AWS #2] RBAC on Databricks: Function-Role Groups, Workspace Assignment, and Why USER/ADMIN Isn't the Whole Story

#databricks #aws #rbac #terraform
Comments
5 min read
[Databricks on AWS #1] Building a Databricks AI Platform on AWS: Two Workspaces, One Unity Catalog Metastore
javaking1129 profile
duke

[Databricks on AWS #1] Building a Databricks AI Platform on AWS: Two Workspaces, One Unity Catalog Metastore

#databricks #aws #terraform #dataengineering
Comments
6 min read
[Databricks on AWS #0] The Target Architecture: Isolating Prod, Dev, and Sandbox with Unity Catalog
javaking1129 profile
duke

[Databricks on AWS #0] The Target Architecture: Isolating Prod, Dev, and Sandbox with Unity Catalog

#databricks #lakehouse #dataengineering #governance
Comments
5 min read
[Open-Source LLM Agent #3] Running a Whole RAG Agent Offline: LangGraph + Ollama + Embedded Qdrant (Zero API Keys)
javaking1129 profile
duke

[Open-Source LLM Agent #3] Running a Whole RAG Agent Offline: LangGraph + Ollama + Embedded Qdrant (Zero API Keys)

#langchain #llm #rag #ollama
Comments
5 min read
[Open-Source LLM Agent #2] Streaming a LangGraph Agent as OpenAI-Compatible SSE (with a Thinking Panel)
javaking1129 profile
duke

[Open-Source LLM Agent #2] Streaming a LangGraph Agent as OpenAI-Compatible SSE (with a Thinking Panel)

#langchain #llm #python #streaming
Comments 2
5 min read
[Open-Source LLM Agent #1] Running a LangGraph ReAct Agent in Production: OpenAI-Compatible API + Multi-Model Gateway + One-Line Tracing
javaking1129 profile
duke

[Open-Source LLM Agent #1] Running a LangGraph ReAct Agent in Production: OpenAI-Compatible API + Multi-Model Gateway + One-Line Tracing

#langchain #llm #python #kubernetes
Comments
5 min read
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