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  1. Core Server
  2. SERVER-85591

Optimize currentOp document source to reduce (re)allocations

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    • Type: Icon: Improvement Improvement
    • Resolution: Unresolved
    • Priority: Icon: Major - P3 Major - P3
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    • Catalog and Routing
    • CAR Team 2024-02-05

      We have observed that the latency for $currentOp can be very high when the system is under memory pressure. Off-cpu analysis showed time is spend on the memory allocator, growing the BSON object builder buffer.

      We should minimise or eliminate memory reallocations.

            Assignee:
            Unassigned Unassigned
            Reporter:
            yujin.kang@mongodb.com Yujin Kang Park
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              Created:
              Updated: