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    SubjectRe: i686 SMP systems with more then 12 GB ram with 2.4.x kernel ?
    On Thu, 3 Jan 2002, Alan Cox wrote:

    > > Which function does the reserved memory fulfill ?
    > > Is it all for paging ?
    > A lot of it is the page structs (64bytes per page - which really
    > should be nearer the 32 some rival Unix OS's achieve on x86)

    The 2.4 kernel has the page struct at 52 bytes in size,
    William Lee Irwin and I have brought this down to 36.

    Expect to see this integrated into the rmap VM soon ;)


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