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Removing HCS containers

The Windows workers in the windows-x86_64 pool have a habit of quietly falling off the cluster. The ocluster-worker service is still RUNNING, but the scheduler lists the worker as disconnected.

10 Jun 2026

Marc Elvers

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OBuilder on Windows: Bringing Native Container Builds with the HCS Backend

Following from my containerd posts last year and my previous work on obuilder backends for macOS and QEMU, this post extends obuilder to use the Host Compute System (HCS) and containerd on Windows.

19 Feb 2026

Marc Elvers

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ZFS Send Streams

We often say that ZFS is an excellent replicated file system, but not the best local filesystem. This led me to think that if we run zfs send on one machine, we might want to write that out as a different filesystem. Is that even possible?

02 May 2025

Marc Elvers

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What the interns have wrought, 2017 edition

Intern season is coming to a close, and it’s a nice time to look back(as I’ve done inpreviousyears) and review some of whatthe interns did while they were he...

14 Aug 2017

Jane Street Tech Blog

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Signing the OPAM repository

NOTE (September 2016): updated proposal from OCaml 2016 workshop is available, including links to prototype implementation. This is an initial proposal on signing the OPAM repository. Comments and discussion are expected on the platform mailing-list. The purpose of this proposal is to enable a secur...

05 Jun 2015

OCamlPro

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