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Type: Improvement
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Resolution: Duplicate
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Priority: Major - P3
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None
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Affects Version/s: 2.0.6, 2.1.2
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Component/s: Replication, Sharding
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None
One example of this is the appearance of duplicate documents being returned for in a sharded cluster – if migrates have failed and not been cleaned up. Only the primary node has cluster-aware connections (setShardVersion'd) from the mongos instances, which will hide unowned data.
- duplicates
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SERVER-5931 Secondary reads in sharded clusters need stronger consistency
- Closed