Erasure code redundancy technology is a data file is divided into ODC (M logo) equal length data blocks, generated by encoding RDC. Any of the RDC fragments can be restored out of the original file, which can tolerate up to ODC node failure, to achieve the purpose of data protection.

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Erasure coding divides data into fragments, expands and encodes it with redundant data pieces, and stores it across different locations or storage media. It requires a specific number of fragments to reconstruct the original data, not just any fragment.

Erasure Code Redundancy Technology Is a Data File Is Divided