18046659. RE-ALLOCATION OF DISKS BASED ON DISK HEALTH PRIOR TO RESTORE simplified abstract (Dell Products L.P.)

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RE-ALLOCATION OF DISKS BASED ON DISK HEALTH PRIOR TO RESTORE

Organization Name

Dell Products L.P.

Inventor(s)

Ofir Ezrielev of Be'er Sheba (IL)

Jehuda Shemer of Kfar Saba (IL)

Amihai Savir of Newton MA (US)

RE-ALLOCATION OF DISKS BASED ON DISK HEALTH PRIOR TO RESTORE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18046659 titled 'RE-ALLOCATION OF DISKS BASED ON DISK HEALTH PRIOR TO RESTORE

Simplified Explanation

The patent application describes a system for determining the health score of disk drives during data protection operations and recommending replacement for unhealthy drives.

  • The system determines a health score for each disk drive associated with a data protection operation.
  • Replacement is recommended for disk drives with an unfavorable health score.
  • The recommendation may also identify a drive class based on the write or wear pattern.
  • Unhealthy drives can be replaced before performing the data protection operation.

Potential Applications

This technology could be applied in data centers, cloud storage facilities, and other environments where data protection and storage are critical.

Problems Solved

1. Identifying and replacing unhealthy disk drives before they fail and cause data loss. 2. Improving overall data protection operations by ensuring the health of disk drives.

Benefits

1. Enhanced data reliability and protection. 2. Cost savings by avoiding data loss and downtime due to drive failures. 3. Efficient maintenance of disk drives based on health scores.

Potential Commercial Applications

Optimizing data center operations with proactive disk drive replacement recommendations.

Possible Prior Art

There are existing systems that monitor disk drive health, but the innovation in this patent application lies in the specific method of determining health scores during data protection operations and recommending replacements based on those scores.

Unanswered Questions

How does the system determine the health score of each disk drive?

The patent application does not provide detailed information on the specific metrics or algorithms used to calculate the health score for each disk drive.

Are there any limitations to the system's ability to accurately predict drive failures?

The patent application does not address any potential limitations or challenges in accurately predicting drive failures based on health scores.


Original Abstract Submitted

Disk drive reallocation or replacement is disclosed. When performing a data protection operation, a health score is determined for each of the disk drives associated with the data protection operation. Replacement is recommended for each of the disk drives with an unfavorable health score. The recommendation may also identify a drive class based in part on the write or wear pattern. This allows unhealthy drives to be replaced prior to performing the data protection operation.