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Method and apparatus for tiered storage

  • US 20110246491A1
  • Filed: 04/01/2010
  • Published: 10/06/2011
  • Est. Priority Date: 04/01/2010
  • Status: Active Grant
First Claim
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1. A system for storing file data and directory data received over a network comprising:

  • a network interface in communication with the network which receives NAS requests containing data to be written to files from the network;

    a first type of storage;

    a second type of storage different from the first type of storage;

    a policy specification which specifies a first portion of one or more files'"'"' data which is less than all of the files'"'"' data is stored in the first type of storage and a second portion of the data which is less than all of the data of the files is stored in the second type of store; and

    a processing unit which executes the policy and causes the first portion to be stored in the first type of storage and a second portion to be stored in the second type of storage.

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