[vfio-users] [FEEDBACK NEEDED] Additionnal tips to include in the Arch wiki article

[Alex Williamson]

On Mon, May 9, 2016 at 11:13 AM, Okky Hendriansyah <okky.htf at gmail.com>
wrote:

>
> Appreciate your work on this. I would like to propose other things about
> VFIO/OVMF GPU passthrough that in my opinion should be included in the wiki
> as well:
>
> 1.) Avoid transparent hugepages and enable explicit hugepages (hugepages
> size variance 2 MB, 1 GB)
>

Not sure whether you're talking about the current THP bug or simply that
THP is not useful for device assignment.  The bug will be fixed soon enough
and adding it to a wiki is probably just going to make it last longer than
it needs to.


> 2.) Kernel configuration to improve performance like 1000 Hz clock
> resolution, Voluntary Preemptible Kernel, halt_poll_ns
>

halt_poll_ns already has a stable backport to turn it down to a value that
doesn't behave as poorly.  Seems like another issue that's going to be gone
before too long.
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