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    Type:Improvement 
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    Resolution: Fixed
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    Priority:Major - P3 
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    Affects Version/s: 5.0.0
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    Component/s: Diagnostics, Logging
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        Fully Compatible
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        v5.1, v5.0, v4.4
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        Repl 2021-11-01, Replication 2021-11-15, Replication 2021-11-29, Replication 2021-12-13
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        (copied to CRM)
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        162
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        None
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        None
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It's currently difficult to tell what Feature Compatibility Version a given binary is started with. Logging the version at startup and at log rotation time would help to diagnose these cases.
- is duplicated by
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                    SERVER-36826 Report setting of FCV in logs and diagnostics -         
- Closed
 
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- is related to
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                    SERVER-58534 Collect fCV in FTDC -         
- Closed
 
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- related to
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                    SERVER-67219 remove OpObserverImpl dependency from FcvOpObserver -         
- Closed
 
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