Messages in this thread | | | Date | Tue, 13 Sep 2005 07:31:24 -0700 | From | "Martin J. Bligh" <> | Subject | Re: 2.6.13-mm3 |
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--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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