[SERVER-44161] Implement MigrationCoordinator and unit test it Created: 22/Oct/19  Updated: 29/Oct/23  Resolved: 26/Nov/19

Status: Closed
Project: Core Server
Component/s: Sharding
Affects Version/s: None
Fix Version/s: 4.3.3

Type: Task Priority: Major - P3
Reporter: Matthew Saltz (Inactive) Assignee: Matthew Saltz (Inactive)
Resolution: Fixed Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Depends
Problem/Incident
Related
related to SERVER-44860 Complete TODO listed in SERVER-44161 Closed
related to SERVER-45412 Complete TODO listed in SERVER-44161 Closed
Backwards Compatibility: Fully Compatible
Sprint: Sharding 2019-11-04, Sharding 2019-11-18, Sharding 2019-12-02
Participants:
Linked BF Score: 79

 Description   

Implement the new migration commit and range deletion tracking protocol



 Comments   
Comment by Githook User [ 27/Nov/19 ]

Author:

{'email': 'ben.caimano@mongodb.com', 'name': 'Ben Caimano', 'username': 'bcaimano'}

Message: SERVER-44161 Remove unused named DBExceptions in MigrationCoordinator
Branch: master
https://github.com/mongodb/mongo/commit/23640a1e921e9b80d55f08b046491ba4ba762819

Comment by Githook User [ 26/Nov/19 ]

Author:

{'email': 'matthew.saltz@mongodb.com', 'name': 'Matthew Saltz', 'username': 'saltzm'}

Message: SERVER-44161 Implement MigrationCoordinator
Branch: master
https://github.com/mongodb/mongo/commit/a1bb3e698f2a79c463077b84c77cf2cee06d848b

Comment by Githook User [ 26/Nov/19 ]

Author:

{'email': 'matthew.saltz@mongodb.com', 'name': 'Matthew Saltz', 'username': 'saltzm'}

Message: SERVER-44161 Change update shard key tests to use _waitForDelete instead of cleanupOrphaned
Branch: master
https://github.com/mongodb/mongo/commit/bb69b1625a234d9a2db4c602531135222811377c

Comment by Githook User [ 26/Nov/19 ]

Author:

{'email': 'matthew.saltz@mongodb.com', 'name': 'Matthew Saltz', 'username': 'saltzm'}

Message: SERVER-44161 Small cleanup in MigrationSourceManager commit logic
Branch: master
https://github.com/mongodb/mongo/commit/51fd301db7a7a253b24b12ab669a4ec123bbfc70

Comment by Githook User [ 22/Nov/19 ]

Author:

{'name': 'Matthew Saltz', 'username': 'saltzm', 'email': 'matthew.saltz@mongodb.com'}

Message: SERVER-44161 Add migration UUID to StartChunkCloneRequest
Branch: master
https://github.com/mongodb/mongo/commit/9d6f438e6cb6f51c260727f876423fa2a19ca8c4

Comment by Githook User [ 22/Nov/19 ]

Author:

{'name': 'Matthew Saltz', 'username': 'saltzm', 'email': 'matthew.saltz@mongodb.com'}

Message: SERVER-44161 Add update() to PersistentTaskStore
Branch: master
https://github.com/mongodb/mongo/commit/a1b22dc7e5f71f43915fe2392d53074fbf72536f

Comment by Githook User [ 22/Nov/19 ]

Author:

{'name': 'Matthew Saltz', 'username': 'saltzm', 'email': 'matthew.saltz@mongodb.com'}

Message: SERVER-44161 Remove cleanupOrphaned tests pending new implementation
Branch: master
https://github.com/mongodb/mongo/commit/2de5240b9f01dc43fffefdbe69e496d990523c20

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