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  1. Lustre
  2. LU-10176 Data-on-MDT phase II
  3. LU-10178

DoM: Use synced last BRW instead of extra SYNC RPC for CLIO fsync

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    Details

    • Type: Technical task
    • Status: Open
    • Priority: Minor
    • Resolution: Unresolved
    • Affects Version/s: None
    • Fix Version/s: None
    • Labels:
    • Rank (Obsolete):
      9223372036854775807

      Description

      While processing CLIO fsync IO an OSC sends separate SYNC request when BRW is finished. The optimization idea is to avoid this just by making last BRW synchronous instead. Refer to the osc_io_fsync_start(), osc_fsync_ost() functions and mdc_io_fsync_start() as well.

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              Assignee:
              tappro Mikhail Pershin
              Reporter:
              tappro Mikhail Pershin
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                Dates

                Created:
                Updated: