Comment 5 for bug 2008146

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Alex Kavanagh (ajkavanagh) wrote : Re: charm does not create gpu virtual functions

Based on https://docs.nvidia.com/grid/index.html and the driver you mentioned at the top (nvidia-vgpu-ubuntu-525_525.85.07_amd64.deb) you are running driver version 15.1.

Thus, I think I can conclude that the nova-compute-nvidia-vgpu charm doesn't fully setup that version of the software, hence your need to perform the manual step.

For future travellers:

* The charm ought to detect the version of the nvidia payload software and display a warning on the status line if it doesn't officially support that version: aka it hasn't actually been tested with it.
* To manually fix, use the sriov-manage command to initialise the driver completely.