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    Type:Task 
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    Resolution: Fixed
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    Priority:Major - P3 
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    Affects Version/s: 4.1.6
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    Component/s: None
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    None
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        Fully Compatible
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        Security 2018-12-31, Security 2019-01-14, Security 2019-01-28, Security 2019-02-11, Security 2019-02-25, Security 2019-03-11, Security 2019-03-25, Security 2019-04-08
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        0
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        None
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        None
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        None
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        None
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        None
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        None
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        None
https://github.com/mongodb/mongo/blob/r4.1.6/src/mongo/db/auth/role_graph_update.cpp#L263
Currently, it creates logs like these in the secondaries:
[repl writer worker 9] Unsupported modification to roles collection in oplog; restart this process to reenable user-defined roles; OplogOperationUnsupported: Unsupported oplog operation; Oplog entry: { op: "c", ns: "admin.$cmd", o: { commitTransaction: 1, commitTimestamp: Timestamp(1544563811, 4) } }
- duplicates
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                    SERVER-36137 Remove unnecessary AuthorizationManager::logOp() in OpObserver -         
- Closed
 
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                    SERVER-38557 Make auth passthrough suites use users with custom roles -         
- Closed
 
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- related to
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                    SERVER-36137 Remove unnecessary AuthorizationManager::logOp() in OpObserver -         
- Closed
 
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                    SERVER-38557 Make auth passthrough suites use users with custom roles -         
- Closed
 
-