[SERVER-47571] Wait for majority committed snapshot for atClusterTime/afterClusterTime snapshot reads Created: 15/Apr/20  Updated: 29/Oct/23  Resolved: 24/Apr/20

Status: Closed
Project: Core Server
Component/s: Replication
Affects Version/s: None
Fix Version/s: 4.7.0

Type: Task Priority: Major - P3
Reporter: Lingzhi Deng Assignee: Lingzhi Deng
Resolution: Fixed Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Depends
depends on SERVER-47569 Allow operations with readConcern sna... Closed
Backwards Compatibility: Fully Compatible
Sprint: Repl 2020-05-04
Participants:

 Description   

Change ReplicationCoordinatorImpl::_waitUntilClusterTimeForRead to non-speculatively wait for the committed snapshot for snapshot “atClusterTime” reads and for causally consistent snapshot reads (i.e. with “afterClusterTime”).



 Comments   
Comment by Githook User [ 24/Apr/20 ]

Author:

{'name': 'Lingzhi Deng', 'email': 'lingzhi.deng@mongodb.com', 'username': 'ldennis'}

Message: SERVER-47571: Tag snapshot_committed_reads.js requires_replication
Branch: master
https://github.com/mongodb/mongo/commit/a80c153aef56ee0eb61477113f97a805d01beaa7

Comment by Githook User [ 24/Apr/20 ]

Author:

{'name': 'Lingzhi Deng', 'email': 'lingzhi.deng@mongodb.com', 'username': 'ldennis'}

Message: SERVER-47571: Wait for majority committed snapshot for atClusterTime/afterClusterTime snapshot reads
Branch: master
https://github.com/mongodb/mongo/commit/73f1eaf89699c03ff5ce5ee8715a1c874e135a71

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