Re: 2.6.0-test9 - poor swap performance on low end machines

[William Lee Irwin III]

On Tue, Dec 09, 2003 at 01:23:31AM +1100, Con Kolivas wrote:
> [snip original discussion thrashing swap on 2.6test with 32mb ram]
> Chris
> By an unusual coincidence I was looking into the patches that were supposed to 
> speed up application startup and noticed this one was merged. A brief 
> discussion with wli suggests this could cause thrashing problems on low 
> memory boxes so can you try this patch? Applies to test11.

This is effectively only called when faulting on paged-out ptes whose
file offsets were disturbed by remap_file_pages() and when calling
remap_file_pages() itself.


-- wli
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