Fedora13 showed 128 TB /proc/kcore on 2GB RAM

Emilio Fernandes emiliosf at gmail.com
Mon Jul 12 19:54:53 UTC 2010


try to boot a live cd and use dd command.

dd if=/dev/sdX of=sdX.img

2010/7/12 Chen, Helen Y <hycsw at sandia.gov>

>  Hi,
> I am running Fedora 13 with the kernel, and am trying to
> make an ISO image of my hard disk for other use.  Unfortunately “mkisofs”
> failed because /proc/kcore exceeded its 4GB file size limit.  In fact, the
> size of the kcore on my  system is shown to be 128TB, and the machine itself
> only contains 2GB of RAM.  Has anyone experienced the same problem?  BTW,
> the kcore files on my redhat machines reflect the actual RAM size as it
> should be.   Also, does anyone know why “mkisofs” even tries to copy a
> virtual file into the ISO image it is creating?
> Thanks,
> H Chen
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Emilio Seidel Fernandes
Tec. Desenvolvimento de Sistemas Distribuídos - UTFPR Curitiba
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