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  1. Core Server
  2. SERVER-44174

$push and $addToSet should restrict memory usage

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    Details

    • Backwards Compatibility:
      Fully Compatible
    • Operating System:
      ALL
    • Backport Requested:
      v4.2, v4.0, v3.6, v3.4
    • Sprint:
      Query 2019-11-18

      Description

      SERVER-43944 describes a more pervasive problem, but it's probably the case that $push and $addToSet are the worst offenders and not too difficult to fix. Let's start with those two and leave SERVER-43944 to track the more general problem which is likely more complex.

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          is documented by

          Task - A task that needs to be done. DOCS-13213 Investigate changes in SERVER-44174: $push and $addToSet should restrict memory usage

          • Major - P3 - Major loss of function.
          • Closed
          related to

          Bug - A problem which impairs or prevents the functions of the product. SERVER-43944 Accumulators (and possibly expressions) can allocate large amounts of memory

          • Major - P3 - Major loss of function.
          • Open

          New Feature - A new feature of the product, which has yet to be developed. SERVER-44869 Add query knob to control memory limit for $push and $addToSet

          • Major - P3 - Major loss of function.
          • Closed

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                Dates

                • Created:
                  Updated:
                  Resolved: