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    SubjectRe: LMbench2.0 results
       From: Andrew Morton <>
    Date: Sun, 08 Sep 2002 00:51:19 -0700

    So it's a bit of rmap in there. I'd have to compare with a 2.4
    profile and fiddle a few kernel parameters. But I'm not sure
    that munmap of extremely sparsely populated pagtetables is very

    Another issue is that x86 doesn't use a pagetable cache. I think it
    got killed from x86 when the pagetables in highmem went in.

    This is all from memory.
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