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SubjectRe: [PATCH v8 4/5] locking/qspinlock: Introduce starvation avoidance into CNA
On Thu, Jan 23, 2020 at 04:33:54PM -0500, Alex Kogan wrote:
> Let me put this question to you. What do you think the number should be?

I think it would be very good to keep the inter-node latency below 1ms.

But to realize that we need data on the lock hold times. Specifically
for the heavily contended locks that make CNA worth it in the first

I don't see that data, so I don't see how we can argue about this let
alone call something reasonable.

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