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  1. WiredTiger
  2. WT-4961

Checkpoints with cache overflow must keep history for reads

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    • Type: Icon: Bug Bug
    • Resolution: Fixed
    • Priority: Icon: Major - P3 Major - P3
    • 4.3.1, WT10.0.0, 4.0.14, 4.2.2
    • Affects Version/s: None
    • Component/s: None
    • Labels:
      None
    • 8
    • Storage Engines 2019-07-29, Storage Engines 2019-08-12, Storage Engines 2019-08-26, Storage Engines 2019-09-09, Storage Engines 2019-09-23, Storage Engines 2019-10-07
    • v4.2, v4.0

      When a checkpoint executes with stable_timestamp > oldest_timestamp the history in between can be incorrectly discarded if cache overflow is engaged. This means that reads with timestamps between oldest and stable will see newer versions of data than they should.

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            Assignee:
            vamsi.krishna@mongodb.com Vamsi Boyapati
            Reporter:
            michael.cahill@mongodb.com Michael Cahill (Inactive)
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              Created:
              Updated:
              Resolved: