Re: 2.1.91 swap performance: jerky.
Alan Cox (alan@lxorguk.ukuu.org.uk)
Thu, 2 Apr 1998 10:03:18 +0100 (BST)
> The main problem as far as I see is that while the pages can be quickly
> free'd when required, the fragmentation worries me. It needs to be
> integrated with the buddy system somehow (ie it should coalesce using the
> buddy system, but we could then re-extract the page when required. Or
> something).
Don't we have enough fragmentation problems and fixes collected in the
mm layer now to hint that maybe the right answer post 2.2 is to go from
a buddy to zone allocator or similar.
Alan
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