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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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Emulating RISC-V workers when the hardware goes away

Scaleway provide the RISC-V workers for OCaml CI, and they have been down for about a week with no real evidence that they’ll be back anytime soon. I can’t provision any new ones as they are “temporarily out of stock”.

03 Jun 2026

Marc Elvers

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OCaml CI lingering solves

By now, you’ll know that I’ve been looking at OCaml CI more than I ever had before and was confused by the solver jobs, which seemed to hang around in the job queue.

02 Jun 2026

Marc Elvers

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OCaml CI GitHub Rate Limit

While looking at OCaml CI for the FD leak, I noticed some odd pending events in the OCaml CI build graph.

02 Jun 2026

Marc Elvers

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.plan-26-22: From digital rewilding in Edinburgh to uring and Tessera hackery

Rewilding the Web workshop in Edinburgh, an OCaml io_uring binding refresh, and GeoTessera 0.9 moves the embeddings to AWS alongside a fresh HuggingFace org.

31 May 2026

Anil Madhavapeddy's Blog

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Rewilding the Web: my workshop report from Edinburgh

Notes from a wonderfully interdisciplinary Edinburgh workshop on 'Rewilding the Web', ranging coopetition and biological variety through the philosophy of self-organisation, polycrisis governance, protopian science fiction, and moderation seen through the lens of artisanal cheese.

30 May 2026

Anil Madhavapeddy's Blog

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OCaml-CI HTTP 502 errors

Over the last few weeks, I have restarted the OCaml-CI web container every 3 or 4 days because users are encountering HTTP 502 errors.

28 May 2026

Marc Elvers

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