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    SubjectRe: 2.6.13-mm3


    --Sonny Rao <sonny@burdell.org> wrote (on Tuesday, September 13, 2005 03:02:04 -0400):

    > On Tue, Sep 13, 2005 at 05:14:34AM +0000, Danny ter Haar wrote:
    >> Sonny Rao <sonny@burdell.org> wrote:
    >> > Are you using jumbo frames or anything like that?
    >>
    >> Not as far as i know.
    >>
    >> I gave the kernel some more buffer as stated on
    >> http://home.cern.ch/~jes/gige/acenic.html
    >>
    >> echo 256144 > /proc/sys/net/core/rmem_max
    >> echo 262144 > /proc/sys/net/core/wmem_max
    >
    > Not sure if this could lead to higher order allocations -- the only
    > place I think it might happen is in sock_kmalloc()
    >
    > Dunno, Martin?

    Not sure. Throw a dump_stack in __alloc_pages conditional on if order > 0.
    If it spews too much output, ratelimit it by incrementing a static variable
    each time, and only printing if mod 100 or 1000 or something, but I suspect
    it'll be OK at full rate.

    M.

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