Above this line: a lift ride under your hypervisor
2026-11-05
The written version of my Cloud Nord 2026 talk: a lift ride from the VM down to the silicon, asking on every floor whether you can read the code or only believe it.
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➦ A RISC-V hypervisor in slow motion: XCP-ng and Xen Orchestra, from inside QEMU
2026-10-23
A month of getting XCP-ng and Xen Orchestra to manage a RISC-V host and its guests, inside QEMU: networking, VM restarts and an XFCE desktop in the console tab.
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➦ Xen Summit 2026 in Munich: RISC-V takes the graveyard slot and wakes the room
2026-09-28
Xen Summit 2026 in Munich: three Vates talks, a RISC-V port that went from QEMU to real boards, and a hallway track at least as good as the talks.
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➦ yum said 301, the machine said 2024
2026-07-29
A yum update on my home lab XCP-ng host died on HTTPS Error 301 - Moved Permanently. The mirrors were fine and the redirect was fine. The host thought it was September 2024, so every certificate it was offered was not yet valid.
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➦ The fastest Windows on XCP-ng is the one you don’t install
2026-06-29
Installing Windows from scratch on XCP-ng is a fight with the paravirtual disk driver, and you can lose a day to it. Skip the installer: Microsoft ships prebuilt evaluation VHDs, so you import the disk and boot straight into a finished Windows.
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➦ Twelve Years, One Bet on PowerPC: The Power Progress Community Story
2026-05-12
Twelve years of volunteer work, one open hardware PowerPC board, and the community that refused to quit. The Power Progress Community story.
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