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Generally, you would introduce latency in the storage system by using a NAS attached to a storage drive. Also, at scale, your costs will be dominated by drive, so you will want to optimize the storage nodes for dense, cheap storage.

--John


On Mar 16, 2012, at 8:32 AM, Michaël Van de Borne wrote:

> Hi all,
> 
> on the very useful www.referencearchitecture.org website, and in every piece of documentation on Swift, I never found anything like a NAS attached to a storage node. It was all about DAS solution.
> Is there a specific reason why a NAS wouldn't be a good choice to build a swift infrastructure?
> 
> thank you
> 
> 
> -- 
> Michaël Van de Borne
> R&D Engineer, SOA team, CETIC
> Phone: +32 (0)71 49 07 45 Mobile: +32 (0)472 69 57 16, Skype: mikemowgli
> www.cetic.be, rue des Frères Wright, 29/3, B-6041 Charleroi
> 
> 
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