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Demystifying Amazon DynamoDB on-demand capacity mode

As AWS Solutions Architects, we regularly work with customers to optimize their Amazon DynamoDB deployments. Through these engagements, we’ve identified several common misconceptions about on-demand throughput mode that often prevent teams from making optimal choices for their workloads. While on-demand capacity mode can significantly reduce operational complexity, questions persist about its cost-effectiveness, performance, and operational characteristics. In this post, we...
Debts, Tech and Otherwise

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SQLite vs. GoatDB: Surprising Benchmark Results for a New Realtime NoDB

We introduced GoatDB just three weeks ago and have been blown away by the community’s response. Your feedback and excitement genuinely exceeded our expectations—so first and foremost, thank you from all of us! For anyone just hearing about it: GoatDB is a real-time, version-controlled NoDB for Deno and React that’s edge-native, meaning it requires only minimal backend infrastructure without heavy...
The Ultimate Guide to LangGraph: All Aspects Explained

🚀 The Ultimate Guide to LangGraph: All Aspects ExplainedLangGraph is an innovative framework designed to create, manage, and execute graph-based workflows powered by large language models (LLMs). By organizing your application’s logic as a graph of interconnected nodes, LangGraph offers an intuitive way to build complex, multi-step AI pipelines with visual clarity and enhanced modularity.1. What is LangGraph?LangGraph allows you...
Show HN: In-Browser Graph RAG with Kuzu-WASM and WebLLM

We’re excited that members of our community are already building applications with the WebAssembly (Wasm) version of Kuzu, which was only released a few weeks ago! Early adopters to integrate Kuzu-Wasm include Alibaba Graphscope, see: 1 and 2, and Kineviz, whose project will be launched soon. In this post, we’ll showcase the potential of Kuzu-Wasm by building a fully in-browser chatbot that answers questions over...
Strobelight: Meta’s eBPF Profiler Framework for Massive Infra

Imagine, if you will, that you’re in charge of monitoring all of Meta’s massive infrastructure. It’s a scary thought isn’t it? Now, in a groundbreaking development, Meta’s engineering team has successfully leveraged eBPF technology to enhance their fleetwide profiler, Strobelight. When I say “enhance,” I don’t mean some minute improvement that only a dedicated performance engineer could love. No, I mean...

Where is Apache Spark heading?

Where is Apache Spark heading?

Published by Arnon Rotem-Gal-Oz on December 4, 2020

I watched (COVID19-era version of “attended”) the latest spark Summit and in one of the keynotes Reynold Xin from Databricks, presented the following two images…

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Intro to Docker & Kubernetes (slides)

Intro to Docker & Kubernetes (slides)

Published by Arnon Rotem-Gal-Oz on May 25, 2020

Just had a 2 hours session with my team introducing Docker and Kubernetes (presentation and hands-on). I thought the slides might be useful to others:

Protecting your AWS from EKS with kube2iam

Protecting your AWS from EKS with kube2iam

Published by Arnon Rotem-Gal-Oz on May 28, 2019

I really like Kubernetes; I’ve been following almost since its inception 5 years ago and used it successfully in the past 3+ years in several…

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Big data isn’t – well, almost

Big data isn’t – well, almost

Published by Arnon Rotem-Gal-Oz on March 23, 2019

Back in ancient history (2004) Google’s Jeff Dean & Sanjay Ghemawat presented their innovative idea for dealing with huge data sets – a novel idea…

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A year of almost blogging

A year of almost blogging

Published by Arnon Rotem-Gal-Oz on December 28, 2018

2019 is around the corner and I am looking at how many blog posts I wrote this year and the number is a resounding zero.…

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