Concurrent movePrimary operations and aggregations with $out cannot work properly in branch 7.0 and lower as:
- The renameCollection operations are not serialized with movePrimary
- movePrimary command was not fault-tolerant, requiring manual intervention to clean the collection state after a failure.
More details are reported on BF-32623.
This ticket aims to revert SERVER-78852 to branch 7.0 and lower.
- is caused by
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SERVER-78852 Test movePrimary and $out running concurrently
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- Closed
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