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  1. Lustre
  2. LU-12629

large CPU usage during obdecho-survey test

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    • Bug
    • Resolution: Duplicate
    • Major
    • None
    • None
    • None
    • 3
    • 9223372036854775807

    Description

      Large CPU usage found during obdecho-survey test. Based on profiling, page allocation is result of it. Looking in lustre logs, lu_env used to store paged don't reused and allocated for each call. as obdecho env already uses an CL tag, it good to reuse a cl env cache as similar as does for md operations.

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            wc-triage WC Triage
            shadow Alexey Lyashkov
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              Created:
              Updated:
              Resolved: