[SERVER-63393] Improve shard split observer and access blocker logic to minimize contention Created: 07/Feb/22  Updated: 29/Oct/23  Resolved: 10/Feb/22

Status: Closed
Project: Core Server
Component/s: None
Affects Version/s: None
Fix Version/s: 5.3.0

Type: Bug Priority: Major - P3
Reporter: Didier Nadeau Assignee: Didier Nadeau
Resolution: Fixed Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Depends
Backwards Compatibility: Fully Compatible
Operating System: ALL
Sprint: Server Serverless 2022-02-21
Participants:
Linked BF Score: 135

 Description   

Performance issues due to excessive locking was flagged in BF-24189. We need to apply the suggestions (in comments in BF) in order to address the performance issues.



 Comments   
Comment by Githook User [ 09/Feb/22 ]

Author:

{'name': 'Didier Nadeau', 'email': 'didier.nadeau@mongodb.com', 'username': 'nadeaudi'}

Message: SERVER-63393 Minimize locking in shard split observer and tenant migration blockers
Branch: master
https://github.com/mongodb/mongo/commit/d8d8a59a80e45a14715911590821449cec8ffb14

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