[plug] Zeroing blocks on ext2/3

[William Kenworthy]

I dont know much about UML, but can the images be mounted as loopbacks?
and then have partimage run on them?

BillK

On Wed, 2003-10-29 at 21:25, Brad Campbell wrote:
> G'day all,
> 
> Does anyone have any leads on how to zero unused blocks on an ext2 
> filesystem?
> 
> Backing up partitions I use partimage, which only copies the used 
> blocks. Backing up these uml images is a bit harder as they are a 
> filesystem in a file and thus I cant get to them with partimage.
> To gzip the file for backing it up it would be advantageous to zero all 
> the unused blocks..
> 
> Anyone?
> 
> Brad
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-- 
William Kenworthy <billk at iinet.net.au>

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