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  1. Core Server
  2. SERVER-26898

_migrateClone may hold WT snapshot for a long time

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Details

    • Bug
    • Status: Closed
    • Major - P3
    • Resolution: Fixed
    • 3.1.8, 3.2.0, 3.2.10, 3.4.0-rc2
    • 3.2.11, 3.4.0-rc3
    • Sharding
    • Fully Compatible
    • ALL

    Description

      This _migrateClone ran for about half an hour, but numYields is 0.

      2016-11-02T14:22:17.136+0000 I COMMAND [conn4545837] command admin.$cmd command: _migrateClone { _migrateClone: 1, sessionId: "699910aecbf021343ba5984d0c6cd5c5" } keyUpdates:0 writeConflicts:0 numYields:0 reslen:16773886 locks:{ Global: { acquireCount: { r: 8300 } }, Database: { acquireCount: { r: 4150 } }, Collection: { acquireCount: { r: 4150 } } } protocol:op_command 1709840ms

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            kaloian.manassiev@mongodb.com Kaloian Manassiev
            bruce.lucas@mongodb.com Bruce Lucas (Inactive)
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            Dates

              Created:
              Updated:
              Resolved: