Re: Page host virtual assist patches.

[Nick Piggin <nickpiggin@yahoo.com.au>]

Martin Schwidefsky wrote:

>On Tue, 2006-04-25 at 22:13 +1000, Nick Piggin wrote:
>
>>Yes, that simple approach (presumably the guest ballooner allocates
>>memory from the guest and frees it to the host or something similar).
>>I'd be interested to see numbers from real workloads...
>>
>>I don't think the hva method is reasonable as it is. Let's see if we
>>can improve host->guest driven reclaiming first.
>>
>
>So you believe that the host->guest driven relaiming can be improved to
>a point where hva is superfluous. I do not believe that. Lets agree to
>

I'm not sure that it would ever be quite as fast, but I hope it
could be improved to the point that it is adequate. Yes.

>disagree here. Any findings in the hva code itself?
>

OK, we'll agree to disagree for now :)

I did start looking at the code but as you can see I only reviewed
patch 1 before getting sidetracked. I'll try to find some more time
to look at in the next few days.

Nick
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