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Storage Protocols Debated

On Network Computing, Howard Marks discusses the "Great Debate: iSCSI Beats Fibre Channel" session he will moderate at Interop NY next month. In this article Marks says that While the iSCSI vs. Fibre Channel debate gets the most attention but the even older battle between file and block protocols is again heating up.


"My problem with the file vs. block arguments is that most take way too narrow a view. Storage protocols don’t live in a vacuum, after all. While it’s true that building an NFS packet uses more CPU than sending a block request to a Fibre Channel HBA that offloads FCP (Fibre Channel Protocol), processing CPU utilization is a small part of the difference between running a vSphere infrastructure on NFS or Fibre Channel storage."

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