[GH-ISSUE #389] Update docs for LXCs #260

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opened 2026-10-15 12:58:56 +00:00 by bsakaguchi · 1 comment
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Originally created by @andreasntr on GitHub (Apr 11, 2026).
Original GitHub issue: https://github.com/games-on-whales/wolf/issues/389

The suggested mount option for /dev/dri does not seem to work (i.e. only sound is sent, no video) always with multi gpu systems in Proxmox LXC containers. This is the workaround I found:

  • add the node (/dev/dri/renderD12X) and the card (/dev/dri/cardY) directly as device passthroughs in LXC config
  • in the docker-compose.yaml:
    • add /dev/dri/renderD12X to the devices section
    • set the environment WOLF_RENDER_NODE=/dev/dri/renderD12X
Originally created by @andreasntr on GitHub (Apr 11, 2026). Original GitHub issue: https://github.com/games-on-whales/wolf/issues/389 The suggested mount option for `/dev/dri` does not seem to work (i.e. only sound is sent, no video) always with multi gpu systems in Proxmox LXC containers. This is the workaround I found: - add the node (`/dev/dri/renderD12X`) and the card (`/dev/dri/cardY`) directly as device passthroughs in LXC config - in the `docker-compose.yaml`: - add `/dev/dri/renderD12X` to the _devices_ section - set the environment `WOLF_RENDER_NODE=/dev/dri/renderD12X`
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@andreasntr commented on GitHub (Apr 11, 2026):

My bad, my iGPU was not powerful enough to render frames fast, which caused the black screen. Switching to dedicated GPU via the env variable solved it

<!-- gh-comment-id:4230214782 --> @andreasntr commented on GitHub (Apr 11, 2026): My bad, my iGPU was not powerful enough to render frames fast, which caused the black screen. Switching to dedicated GPU via the env variable solved it
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games-on-whales/wolf#260
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