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MECHANISMS FOR MOVING DATA IN A HYBRID AGGREGATE

  • US 20100281230A1
  • Filed: 04/29/2009
  • Published: 11/04/2010
  • Est. Priority Date: 04/29/2009
  • Status: Active Grant
First Claim
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1. A method comprising:

  • examining data in a hybrid storage aggregate encompassing multiple tiers of heterogeneous physical storage media using a policy module based on a set of policies, the hybrid storage aggregate including a volume having a contiguous volume block number space spanning a first-tier and a second-tier of the multiple tiers of heterogeneous physical storage media;

    determining that the data is to be relocated to a different tier of physical storage media based on the set of policies; and

    relocating the data to the different tier of physical storage media.

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