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    SubjectRe: 2.4.19-preX: What we really need: -AA patches finally in the tree
    Date
    On February 26, 2002 02:32 am, Martin J. Bligh wrote:
    > > Not to begin the flamewar, but no thanks. rmap-12f blows -aa away AFAIK
    > > on this P200 w/ 64MB ram.
    >
    > rmap still sucks on large systems though.

    But this is not a fundamental issue, it's implementation. Whereas non-rmap
    will always suck on large systems, for fundamental reasons that are unrelated
    to the quality of the implementation.

    > I'd love to see rmap
    > in the main kernel, but it needs to get the scalability fixed first.

    Yes.

    > The main problem seems to be pagemap_lru_lock ... Rik & crew
    > know about this problem, but let's give them some time to fix it
    > before rmap gets put into mainline ....

    Yes, yes and yes.

    --
    Daniel
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