Add prototype implementation allowing limiting of IO per subsystem

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    • Type: New Feature
    • Resolution: Fixed
    • Priority: Major - P3
    • WT3.2.0, 4.0.7, 4.1.9
    • Affects Version/s: None
    • Component/s: None
    • None
    • Storage Engines 2018-12-03, Storage Engines 2018-12-17, Storage Engines 2018-12-31, Storage Engines 2019-01-14, Storage Engines 2019-01-28, Storage Engines 2019-02-11
    • 13
    • v4.0

      The cache management, checkpointing and logging subsystems all use IO. It would be useful to implement a quota like system that can be used to manage IO at a finer granularity.

        1. ckpt-stats.png
          84 kB
          Susan LoVerso
        2. base5.png
          94 kB
          Donald Anderson
        3. io_capacity=4,20,20+os_cache_dirty_max=500k.png
          97 kB
          Donald Anderson
        4. io_capacity=4,20,20.png
          98 kB
          Donald Anderson
        5. os-cache-dirty-max=500k.png
          103 kB
          Donald Anderson
        6. t2-base-ckpt.png
          138 kB
          Donald Anderson
        7. t2-dynamic-merged.png
          141 kB
          Donald Anderson
        8. t2-fixed.png
          142 kB
          Donald Anderson
        9. t2-unfixed.png
          144 kB
          Donald Anderson
        10. t2-32M.png
          222 kB
          Susan LoVerso
        11. t2-35M.png
          220 kB
          Susan LoVerso
        12. vbig11-0-run2-5min.png
          80 kB
          Donald Anderson
        13. vbig11-0-run2.png
          80 kB
          Donald Anderson
        14. vbig11-30M-run2-5min.png
          84 kB
          Donald Anderson
        15. vbig11-30M-run2.png
          164 kB
          Donald Anderson
        16. vbig11-30M-run2-fixed.png
          81 kB
          Donald Anderson
        17. log_yields_waiting_file_close.png
          14 kB
          Donald Anderson

            Assignee:
            Susan LoVerso (Inactive)
            Reporter:
            Jocelyn del Prado (Inactive)
            Votes:
            0 Vote for this issue
            Watchers:
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              Created:
              Updated:
              Resolved: