On Mon, May 11, 2026 at 08:38:44PM +0200, Mohamed Mediouni wrote:

> And not very relevant to Grace + GPU systems specifically, but any hopes of 
> live
> migration support are lost outside of very awkward placement trickery when 
> using
> this to match host addresses.

I think live migration is still possible, it does further limit
migration pairs to ones with identical physical topology though.

> Is this specific to the NIC attached directly to the GPU (that is
> then attached over C2C) configuration?

Something like that, it is convoluted.

> Using PCIe passthrough with ATS disabled doesn’t sound like such a great idea
> on the security side of things imo.

The platform was specifically designed in a way that this is
secure. Yes it is not a great idea in general but with careful choices
it can be made safe.

Jason


-=-=-=-=-=-=-=-=-=-=-=-
Groups.io Links: You receive all messages sent to this group.
View/Reply Online (#121933): https://edk2.groups.io/g/devel/message/121933
Mute This Topic: https://groups.io/mt/119221703/21656
Group Owner: [email protected]
Unsubscribe: https://edk2.groups.io/g/devel/unsub [[email protected]]
-=-=-=-=-=-=-=-=-=-=-=-


Reply via email to