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Docker 29 and COPY –link –chown

After deploying the QEMU RISC-V machines, the base image builder ran into issues on the first Docker build.

06 Jun 2026

Marc Elvers

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OCaml-CI and native Windows builds

Following from post last week about obuilder and Windows Host Compute Services, I am pleased to report that this is now running on OCaml-CI. In this early phase, I have enabled testing only on Windows 2025 with OCaml 5.4 and opam 2.5 using the MinGW toolchain.

03 Mar 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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ReFS, EEG Intern and Monteverde

In addition to the post from last week covering BON in a Box and OCaml Functors, below are some additional notes.

07 Jul 2025

Marc Elvers

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Containerd on Windows

Everything was going fine until I ran out of disk space. My NVMe, C: drive, is only 256GB, but I have a large, 1.7TB SSD available as D:. How trivial, change a few paths and carry on, but it wasn’t that simple, or was it?

27 Jun 2025

Marc Elvers

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