Re: [Xen-users] Zero LVM

[Jorge Armando Medina <jmedina@xxxxxxxxxxxxxxx>]

On 12/06/2010 10:24 AM, Jonathan Tripathy wrote:
> Hi Everyone,
>
> When providing Xen guests to cutomers, it is important to make sure
> that the LVM LV is "zeroed" before use. What is the correct syntax to
> do this?
>
> I've tried:
>
> dd if=/dev/zero of=/dev/vg0/lvname
>
> however this seems to go on forever (unless my test machine is just
> slow!)
>
> Any ideas?
>
> Thanks
>
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Why not using a tool for wiping disks like shred or wipe, here some info:
http://www.sysresccd.org/Sysresccd-manual-en_Secure_Deletion_of_Data

Best regards.

-- 
Jorge Armando Medina
Computación Gráfica de México
Web: http://www.e-compugraf.com
Tel: 55 51 40 72, Ext: 124
Email: jmedina@xxxxxxxxxxxxxxx
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