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SubjectRe: [PATCH] trim memory not covered by WB MTRRs
On Wednesday, June 6, 2007 3:13 pm Justin Piszcz wrote:
> On Wed, 6 Jun 2007, Jesse Barnes wrote:
> > On Wednesday, June 6, 2007 3:03 pm Justin Piszcz wrote:
> >> Mem: 8039620k total, 7936472k used, 103148k free, 708k
> >> buffers Mem: 8039608k total, 969380k used, 7070228k free,
> >> 1232k buffers
> >>
> >> I am curious, why does the patch != the mem=8832M?
> >
> > I'm not sure... can you post your e820 map from boot and the
> > contents of /proc/mtrr? Maybe my patch is trimming off a few too
> > many pages, or maybe 8832M isn't quite right and actually ends up
> > leaving you with a few uncached pages.
> >
> > Jesse
> Unless you know of some other way I can capture the output, it only
> starts showing the dmesg from [50..] onward.

Did you boot the kernel with the 'debug' option? Maybe your dmesg
buffer is too small (there's a config option for that iirc).

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