With background validation switching to use read-at-time rather than using a checkpoint cursor, there is no longer a need for the kCheckpoint ReadSource, especially with the durable history changes and fuzzy checkpoints.
- depends on
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                    SERVER-46287 Switch background validation to use read-at-time rather than a checkpoint cursor -         
- Closed
 
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- is related to
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                    SERVER-69135 Bring back the kCheckpoint ReadSource on the RecoveryUnit -         
- Closed
 
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