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Access "IBM unveils storage tank"

Published: 17 Oct 2012

For all the sweat, dollars and frustration that storage professionals have invested in implementing storage area networks (SANs), it's still not clear that SANs are delivering the full payback for these efforts. SAN File System Architecture Clients participating in SAN File System retrieve data in a two-part process. Clients equipped with the virtual file system request data from the metadata server, which provides a file's physical location, and issues locks. With that information, clients retrieve data from SAN-attached disks directly over the Fibre Channel SAN. Sure, compared to direct-attached storage (DAS), SANs are easy to scale, and they deliver consolidated management and backup, without sacrificing performance. But at the same time, says Brian Truskowski, IBM general manager for storage software, "whenever I talk to customers, they report that they're not really getting the maximum benefit" from their SAN. Helping storage administrators get more from their SANs was the stated intent of IBM Corp. when it announced its Storage Tank product last month,... Access >>>

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