[SERVER-50636] Write reshardDoneCatchUp no-op oplog entry after recipient has caught up to all donor shards Created: 29/Aug/20  Updated: 29/Oct/23  Resolved: 08/Jul/21

Status: Closed
Project: Core Server
Component/s: Sharding
Affects Version/s: None
Fix Version/s: 5.1.0-rc0

Type: Task Priority: Major - P3
Reporter: Max Hirschhorn Assignee: Matthew Walak (Inactive)
Resolution: Fixed Votes: 0
Labels: PM-234-M3, PM-234-O-unspecialized, PM-234-T-change-streams
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Backports
Depends
is depended on by SERVER-50637 Expose reshardDoneCatchUp no-op oplog... Closed
Backwards Compatibility: Fully Compatible
Backport Requested:
v5.0
Sprint: Sharding 2021-07-12
Participants:
Story Points: 1

 Description   

This enables a change stream on the temporary resharding collection to learn when data is strictly consistent.

{
    op: "n",
    ns: "<database>.system.resharding.<existingUUID>",
    ui: <reshardingUUID>,
    o: {msg: "Temporary resharding collection now has strictly consistent view of the data"},
    o2: {type: "reshardDoneCatchUp", reshardingUUID: <reshardingUUID>},
    fromMigrate: true,
}



 Comments   
Comment by Vivian Ge (Inactive) [ 06/Oct/21 ]

Updating the fixversion since branching activities occurred yesterday. This ticket will be in rc0 when it’s been triggered. For more active release information, please keep an eye on #server-release. Thank you!

Comment by Githook User [ 10/Aug/21 ]

Author:

{'name': 'Matt Walak', 'email': 'matt.walak@mongodb.com'}

Message: SERVER-50636 Write reshardDoneCatchUp no-op oplog entry after recipient has caught up to all donor shards
Branch: v5.0
https://github.com/mongodb/mongo/commit/f411e71d6f3e5767484ae712b9f14bc46d7c8891

Comment by Githook User [ 08/Jul/21 ]

Author:

{'name': 'Matt Walak', 'email': 'matt.walak@mongodb.com'}

Message: SERVER-50636 Write reshardDoneCatchUp no-op oplog entry after recipient has caught up to all donor shards
Branch: master
https://github.com/mongodb/mongo/commit/017bd97e6a589ba3bda0993cf3b5961b335471c3

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