[SERVER-40566] Fix fastcount for large transaction format in rollback Created: 10/Apr/19  Updated: 29/Oct/23  Resolved: 16/May/19

Status: Closed
Project: Core Server
Component/s: Replication
Affects Version/s: None
Fix Version/s: 4.1.12

Type: Task Priority: Major - P3
Reporter: Siyuan Zhou Assignee: Benety Goh
Resolution: Fixed Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Depends
depends on SERVER-40482 incorrect fastcount for a majority co... Closed
Related
is related to SERVER-40973 Incorrect fast count after reconstruc... Closed
Backwards Compatibility: Fully Compatible
Sprint: Storage NYC 2019-05-20
Participants:

 Description   

SERVER-40482 fixes fastcount for prepared transaction. The new format also needs to deal with fast-count during rollback.



 Comments   
Comment by Githook User [ 16/May/19 ]

Author:

{'email': 'benety@mongodb.com', 'name': 'Benety Goh', 'username': 'benety'}

Message: SERVER-40566 fix fast count when rolling back a large prepared transaction
Branch: master
https://github.com/mongodb/mongo/commit/183159fe47abcebfed7cbaedf9b71a4252ca6e25

Comment by Githook User [ 16/May/19 ]

Author:

{'email': 'benety@mongodb.com', 'name': 'Benety Goh', 'username': 'benety'}

Message: SERVER-40566 fix fast count when rolling back a large unprepared transaction
Branch: master
https://github.com/mongodb/mongo/commit/def60324bcffaa8ec1dab8da46b7cb30999a3131

Comment by Githook User [ 16/May/19 ]

Author:

{'email': 'benety@mongodb.com', 'name': 'Benety Goh', 'username': 'benety'}

Message: SERVER-40566 add RollbackImpl::_processRollbackOpForApplyOps()
Branch: master
https://github.com/mongodb/mongo/commit/5a977732bf3ac70ad6e17aec997759305c13bec6

Comment by Githook User [ 16/May/19 ]

Author:

{'name': 'Benety Goh', 'username': 'benety', 'email': 'benety@mongodb.com'}

Message: SERVER-40566 add test cases for rolling back unprepared transactions
Branch: master
https://github.com/mongodb/mongo/commit/102f13ddd63f90d00dd8489280522a94d49ca5e9

Comment by Judah Schvimer [ 09/May/19 ]

Fixing this fully would require fixing SERVER-40973. Please either fix these two together or make a note on that ticket what needs to be tested in terms of "large transactions".

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