Re: [Xen-users] Clean deleted space in linux diks?

[James Pifer <jep@xxxxxxxxxxxxxxxx>]

On Fri, 2012-03-02 at 18:54 +0000, Simon Hobson wrote:
> James Pifer wrote:
> 
> >I have had no luck with this. Apparently zero'ing out the file system is
> >not enough because of the data still in the super blocks. Specifically
> >my vendor says:
> >
> >"So basically the OS needs to zero out the data and compress the super
> >blocks after reuse."
> 
> My honest opinion of that might cause offense in some quarters !
> 
> I'm really lost for what they are looking for. You'll have made all 
> empty blocks contain nulls, and when the files are deleted then all 
> these blocks will be in the free space list. If that's not enough, 
> then I have to wonder what they really want - the moon on a stick, 
> some magic pixie dust ?
> 

Don't know either..... 


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