[SERVER-81118] Ignore FCV on requestResumeToken check in query Created: 15/Sep/23  Updated: 29/Oct/23  Resolved: 09/Oct/23

Status: Closed
Project: Core Server
Component/s: None
Affects Version/s: None
Fix Version/s: 7.2.0-rc0

Type: Bug Priority: Major - P3
Reporter: Jiawei Yang Assignee: Jiawei Yang
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: Repl 2023-09-18, Repl 2023-10-02, Repl 2023-10-16
Participants:
Linked BF Score: 16

 Description   

It is possible during FCV upgrade/downgrade in sharded clusters, different shards are in different FCV. If a resharding is in progress, the shard in higher FCV can send $requestResumeToken queries to shards in downgraded FCV and get rejected, resulting in unrecoverable error.



 Comments   
Comment by Githook User [ 09/Oct/23 ]

Author:

{'name': 'Jiawei Yang', 'email': 'jiawei.yang@mongodb.com', 'username': 'YoungYang0820'}

Message: SERVER-81118 Ignore FCV when checking requestResumeToken in query
Branch: master
https://github.com/mongodb/mongo/commit/486c42f9a1b28f658c750cea1073de6260f68007

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