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  1. Lustre
  2. LU-13122

osd-zfs to use 8K blocksize for llog objects

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    • Icon: Improvement Improvement
    • Resolution: Fixed
    • Icon: Minor Minor
    • Lustre 2.14.0
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    • 9223372036854775807

      with zfs 0.8+ default blocksize is 512 bytes, which turns into 16 dbufs to lookup/create for many llog operations.
      with 8K blocksize many llog-related tests improve a lot.
      for example sanity/60a takes 52s with 8K and 94s with 512 bytes.

            bzzz Alex Zhuravlev
            bzzz Alex Zhuravlev
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