Messages in this thread | | | From | "Luck, Tony" <> | Subject | RE: [PATCH 4/4] selftests/resctrl: Adjust SNC support messages | Date | Mon, 18 Mar 2024 22:04:47 +0000 |
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> Could you please help me understand the details by answering my first > question: What is the use case for needing to expose the individual cluster > counts? > > This is a model specific feature so if this is something needed for just a > couple of systems I think we should be less inclined to make changes to > resctrl interface. I am starting to be concerned about something similar > becoming architectural later and then we need to wrangle this model specific > resctrl support (which has then become ABI) again to support whatever that > may look like.
Reinette,
Model specific. But present in multiple consecutive generations (Sapphire Rapids, Emerald Rapids, Granite Rapids, Sierra Forest).
Adding Peter Newman for a resctrl user perspective on SNC, rather than me continue to speculate on possible ways this might be used.
Peter: You will need to dig back a few messages on lore.kernel.org to get context.
-Tony
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