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DETERMINING WEIGHT VALUES FOR STORAGE DEVICES IN A STORAGE TIER TO USE TO SELECT ONE OF THE STORAGE DEVICES TO USE AS A TARGET STORAGE TO WHICH DATA FROM A SOURCE STORAGE IS MIGRATED

  • US 20140189196A1
  • Filed: 01/02/2013
  • Published: 07/03/2014
  • Est. Priority Date: 01/02/2013
  • Status: Active Grant
First Claim
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1. A computer program product for migrating data from a source storage to a target storage comprising at least one of a plurality of storage devices, the computer program product comprising a computer readable storage medium having computer readable program code embodied therein that executes to perform operations, the operations comprising:

  • determining for each of the storage devices, static parameter values for static parameters comprising attributes of the storage device;

    determining, for each of the storage devices, dynamic parameter values for dynamic parameters providing device health information determined by accessing the storage device to determine operational conditions at the storage device;

    determining, for each of the storage devices, a storage device weight value as a function of the static parameter values and the dynamic parameter values of the storage device; and

    using the determined storage device weight values of the storage devices to select one of the storage devices as the target storage to which data from the source storage is migrated.

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