Re: [PATCH 19/19] mm, numa: retry failed page migrations

[Christoph Lameter]

On Tue, 31 Jul 2012, Peter Zijlstra wrote:

> Keep track of how many NUMA page migrations succeeded and
> failed (in a way that wants retrying later) per process.

It would be good if we could also somehow determine if that
migration actually made sense?

Were there enough accesses to the page so that the effort to migrate
the page was amortized?

Still skeptical on this endeavor.

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