On Thu, 2 Dec 2010, KOSAKI Motohiro wrote:

quoted text
> So I think we have multiple option
>
> 1) reduce slub_max_order and slub only use safely order
> 2) slub don't invoke reclaim when high order tryal allocation
>    (ie turn off GFP_WAIT and turn on GFP_NOKSWAPD)
> 3) slub pass new hint to reclaim and reclaim don't work so aggressively if
>    such hint is passwd.
>
>
> So I have one question. I thought (2) is most nature. but now slub doesn't.

2) so far has not been available. GFP_NOKSWAPD does not exist upstream.

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