[SERVER-67443] Add log ingestion for FCV upgrade/downgrade events Created: 22/Jun/22  Updated: 29/Oct/23  Resolved: 25/Aug/22

Status: Closed
Project: Core Server
Component/s: None
Affects Version/s: None
Fix Version/s: 6.2.0-rc0

Type: Task Priority: Major - P3
Reporter: Huayu Ouyang Assignee: Huayu Ouyang
Resolution: Fixed Votes: 0
Labels: pm-2821-quick-wins
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Problem/Incident
Backwards Compatibility: Fully Compatible
Sprint: Repl 2022-07-11, Repl 2022-08-08, Repl 2022-08-22, Repl 2022-09-05, Repl 2022-07-25
Participants:
Linked BF Score: 150

 Comments   
Comment by Sviatlana Zuiko [ 23/Aug/22 ]

Author:

{'name': 'Sviatlana Zuiko', 'email': 'sviatlana.zuiko@mongodb.com', 'username': 'szuiko'}

Message: Revert "SERVER-67443 added logging for fcv up/downgrade in set_feature_compatibility_version_command.cpp && created set_fcv_logging.js"

This reverts commit bcebd12f2e6492eef7f609d8b234f81e92c2f683.
Branch: master
https://github.com/mongodb/mongo/commit/85abdf5bfe7ed2f827db66627614a3fb6c7adc64

Comment by Githook User [ 19/Aug/22 ]

Author:

{'name': 'Luxi Liu', 'email': 'luxi.liu@mongodb.com', 'username': 'lliu17'}

Message: SERVER-67443 added logging for fcv up/downgrade in set_feature_compatibility_version_command.cpp && created set_fcv_logging.js
Branch: master
https://github.com/mongodb/mongo/commit/bcebd12f2e6492eef7f609d8b234f81e92c2f683

Comment by Samyukta Lanka [ 22/Jun/22 ]

Since serverStatus metrics aren't persisted, it would be more useful to see how often an fcv change happens (and how many are successful vs failed).

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