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METHOD AND SYSTEM FOR PREDICTING STORAGE DEVICE FAILURES

  • US 20190171541A1
  • Filed: 01/18/2019
  • Published: 06/06/2019
  • Est. Priority Date: 09/11/2013
  • Status: Active Grant
First Claim
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1. A computer implemented method comprising:

  • determining a total number of reads and writes to each physical drive of a logical storage device implemented by the physical drives in a RAID configuration as a function of (i) data regarding reads and writes committed by an operating system to the logical storage device and (ii) a number of reads and writes, caused by the RAID configuration, to each physical drive for each read and write committed by the operating system to the logical storage device;

    determining a likelihood of failure for each physical drive in the plurality of physical drives based on the total number of reads and writes to each physical drive determined; and

    replacing at least one of the physical drives based on the likelihood of failures determined.

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