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  1. Lustre
  2. LU-10938 Metadata writeback cache support
  3. LU-16071

WBC: Handling writeback errors and retry for recoverable errors

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

    Description

      Borrow from Kernel writeback errors handling infrastructure, implement it for Lustre WBC:
      https://lwn.net/Articles/718734/

      Moreover, we still need to implement retry mechanism for recoverable errors, return -EAGAIN for applications when they calls async() or close().

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            wc-triage WC Triage
            qian_wc Qian Yingjin
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              Created:
              Updated: