How To Recover From Creating >2TB ext3 Filesystem on MSDOS Partition Table?

Joshua Baker-LePain jlb17 at
Mon Mar 12 21:25:03 UTC 2007

On Mon, 12 Mar 2007 at 2:00pm, Jon Forrest wrote

> Regarding #2, there are a number of places where very knowledgeable
> people describe the danger in creating >2TB file systems on msdos
> partition tables but I haven't seen an explanation of the fundemental
> problem. I would love to learn this (I'm not doubting that it's true).

AIUI, msdos disk labels use a 32bit integer to describe the length of a 
partition.  2^32*512byte blocks=2TiB.

Joshua Baker-LePain
Department of Biomedical Engineering
Duke University

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