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Re: [Qemu-devel] Add support for new image type

From: Nate Bushman
Subject: Re: [Qemu-devel] Add support for new image type
Date: Sat, 10 Mar 2012 16:54:50 +0000

If storagecraft disappears the customers still have the existing tools, which 
can, for instance, convert their backup images to vhd or VMDK, so I think this 
is probably not an issue. 

Sent from a phone

On Mar 9, 2012, at 3:28 AM, "Paolo Bonzini" <address@hidden> wrote:

> Il 09/03/2012 10:23, Kevin Wolf ha scritto:
>>> You make really good points on opening up the image file format.
>>> I see real value there in that it would foster development of
>>> other solutions around that format.  The problem in this case is
>>> that StorageCraft's backup image format uses proprietary
>>> compression and encryption, and so, regrettably, we can't
>>> (currently) open up that code.
>> This is an interesting statement. Not so much for compression, for
>> which I can't know how much better your solution is than common
>> algorithms. But I always thought that closed encryption algorithms
>> have to be considered bad, because using them would mean relying on
>> security by obscurity. Which probably everyone agrees is a bad idea.
> And even for compression, having an open decompressor is usually a good
> idea.  Some people have no problems with proprietary solutions but do
> not like lock in (and wonder what to do with their backups if
> StorageCraft disappears).
> Paolo

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