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This article is part of the Vol. 3 No. 7 September 2004 issue of A look inside Hitachi's TagmaStor high-end arrays
This month's cover story examines Hitachi Data Systems' (HDS) attempt to set a new standard for high-end storage. The state of the art in big, bad arrays, according to HDS, is not only historically high capacity and screaming performance, but a new layer of control and virtualization. As you read the story, you'll see that these arrays have grown beyond managing the drives in their own frame to being a putative hub for a very large amount of storage behind them in other frames, even from other vendors. Exciting, but is it a good idea? We help you sort out the immediate benefits to this approach in 'HDS reinvents high-end arrays'. TagmaStore is impressive, and I applaud HDS for trying to bring some order to storage. But I wonder about the long-term implications. HDS will not be alone in array-side virtualization. NetApp and IBM are already within striking distance. Within a year, most major array players will want to make their box your network-based controller. Switch makers do, too. HDS has got it right about doing volume management close to the disk. But ... Access >>>
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