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Type: Task
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Resolution: Done
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Priority: Minor - P4
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Affects Version/s: None
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Component/s: Cloud Manager
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Labels:None
The documentation for both OnPrem and Cloud should specify that selecting to backup from a secondary that has a slave delay is fine as long as the oplog window is large enough to catch up.
The selected host is only used for the original sync, after that, the oplogs are tailed from the primary.
http://mms.mongodb.com/help-hosted/current/tutorial/enable-backup-for-replica-set/