Re: [PATCH] mm, vmscan: Give up balancing node for high order allocations earlier

From: Andrew Morton
Date: Mon Jul 11 2016 - 18:20:27 EST

On Wed, 29 Jun 2016 13:42:12 +0800 "Hillf Danton" <hillf.zj@xxxxxxxxxxxxxxx> wrote:

> To avoid excessive reclaim, we give up rebalancing for high order
> allocations right after reclaiming enough pages.

hm. What are the observed runtime effects of this change? Any testing