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  1. Core Server
  2. SERVER-27409

zbigMapReduce.js should use a write concern for inserts so it does not roll over its oplog

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major - P3
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.4.2, 3.5.2
    • Component/s: Replication
    • Labels:
    • Backwards Compatibility:
      Fully Compatible
    • Operating System:
      ALL
    • Backport Requested:
      v3.4
    • Sprint:
      Repl 2017-02-13
    • Linked BF Score:
      0

      Description

      zbigMapReduce.js can roll over its oplog if the inserts go fast enough and the fetching is a bit slow, leading to unrecoverable rollbacks. Reducing the data size to 50MB total or increasing the oplog size to 250 MB (or something in the middle) would be good.

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              • Created:
                Updated:
                Resolved: