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  1. Lustre
  2. LU-10911 FLR2: Erasure coding
  3. LU-12669

EC: recover data from parity code

Details

    • Technical task
    • Resolution: Unresolved
    • Minor
    • None
    • None
    • None
    • 9223372036854775807

    Description

      For an EC file, when certain number (less and equal than the corresponding parity code stripe number) data stripes are not available, the read IO will recover the missing data by reading other data and parity code of the same recovery group.

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          is related to

          Improvement - An improvement or enhancement to an existing feature or task. LU-19066 FLR2: identify rack/PSU failure domains for servers

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Open

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              wc-triage WC Triage
              bobijam Zhenyu Xu
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              Dates

                Created:
                Updated: