Author: Sebastian Galkin

Author: Sebastian Galkin

Evolving our Tensor Storage Engine: A Preview of Icechunk 2

December 2, 2025

Earthmover is building the cloud platform for scientific data, focusing on weather, climate and geospatial use cases. In these domains,...

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Sebastian Galkin

Sebastian Galkin

Staff Engineer

Everything you need to know about Icechunk garbage collection

May 30, 2025

We will talk about two powerful Icechunk operations: expiration and garbage collection. They are related, so we usually refer to...

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Sebastian Galkin

Sebastian Galkin

Staff Engineer

Icechunk: Efficient storage of versioned array data

May 14, 2025

We recently got an interesting question in Icechunk’s community Slack channel (thank you Iury Simoes-Sousa for motivating this post): I’m...

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Sebastian Galkin

Sebastian Galkin

Staff Engineer

Learning about Icechunk consistency with a clichéd but instructive example

April 23, 2025

In this post we’ll show what can happen when more than one process write to the same Icechunk repository concurrently,...

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Sebastian Galkin

Sebastian Galkin

Staff Engineer

Exploring Icechunk scalability: untangling S3’s prefix story

April 10, 2025

We at Earthmover recently released the Icechunk tensor storage engine, a novel cloud-optimized storage format and library for large-scale array data. Built...

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Sebastian Galkin

Sebastian Galkin

Staff Engineer