RAID-6 Code Variants for Recovery of a Failed Disk

Ramkumar, Mahalingam; Balaji, N.; Selvan, G. S. R. Emil; Rohini, R. Jeya

doi:10.1007/978-981-13-0514-6_24

Cited by 7 publications

(1 citation statement)

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“…Should a disk failure happen, RAID 6 can use the error-correcting encoding block in the Reed-Solomon code to reconstruct the missing data. The system recovers the original data by decoding and calculating the check bits, redistributing it to the other functioning disk drives [3].…”

Section: Introductionmentioning

confidence: 99%

Optimizing RAID 6 performance and reliability using Reed-Solomon codes: Implementation, analysis, and exploration of alternative methods

Yang

2024

ACE

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This manuscript offers an exhaustive exploration of Reed-Solomon codes and their role in Redundant Array of Independent Disks level 6 (RAID 6) systems. The use of these codes is instrumental in enhancing data reliability and bolstering system fault tolerance. A detailed examination and analysis of Reed-Solomon codes deliver pivotal insights into the performance optimization process of RAID 6 systems. Despite the widespread usage of Reed-Solomon codes, these codes come with their own set of challenges, such as increased computational complexity, which could potentially hamper system performance. Considering this, this paper explores potential alternatives to Reed-Solomon codes, specifically - Row-Diagonal Parity (RDP), Liberation Codes for RAID 6, and Johnston's Code (J-Code). Each of these alternatives carries its unique set of benefits and limitations, which calls for a careful selection process based on specific application scenarios. The manuscript also probes into how these alternatives can be effectively related to RAID 6 systems. With the rapid expansion of data centers and cloud computing, the demand for data reliability and fault tolerance continues to surge. Future research is anticipated to revolve around the optimization of RAID 6 systems, particularly focusing on the selection and implementation of the most suitable coding scheme. Furthermore, studying and applying a wider range of alternatives to meet diverse requirements will also be a significant area of focus.

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Section: Introductionmentioning

confidence: 99%