Re: la la la la ... swappiness

[Christoph Lameter]

On Mon, 4 Dec 2006, Andrew Morton wrote:

> but that's rather dumb.  Better would be to remove mlocked pages from the
> LRU.

Could we generalize the removal of sections of a zone from the LRU? I 
believe this would help various buffer allocation schemes. We have some 
issues with heavy LRU scans if large buffers are allocated on some 
nodes.
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