Re: On guest free page hinting and OOM

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On Tue, Apr 02, 2019 at 10:45:43AM -0700, Alexander Duyck wrote:
> We went through this back in the day with
> networking. Adding more buffers is not the solution. The solution is
> to have a way to gracefully recover and keep our hinting latency and
> buffer bloat to a minimum.

That's an interesting approach, I think that things that end up working
well are NAPI (asychronous notifications), limited batching, XDP (big
aligned buffers) and BQL (accounting). Is that your perspective too?

-- 
MST



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