[SERVER-68300] Remove Feature Flag for PM-2786 Created: 26/Jul/22  Updated: 27/Oct/23  Resolved: 18/Jul/23

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

Type: Task Priority: Major - P3
Reporter: PM Bot Assignee: David Percy
Resolution: Gone away Votes: 0
Labels: remove-feature-flag
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Depends
Assigned Teams:
Query Optimization
Participants:

 Description   

Feature flags should be proactively removed to address technical debt.

See the feature flag guarding wiki for additional guidance.



 Comments   
Comment by David Percy [ 18/Jul/23 ]

This feature flag was for a backport project, so the flag was never added to newer branches.

The flag itself only exists on 5.0, and the only reference to it on 6.0 is for multiversion tests. On 7.0 and later there is no mention of this flag.

arm ~/mongo$ git fetch
arm ~/mongo$ git grep -c featureFlagBucketUnpackWithSort50 origin/v5.0
origin/v5.0:jstests/core/timeseries/libs/timeseries.js:2
origin/v5.0:jstests/noPassthrough/bucket_unpacking_with_sort_granularity_change.js:2
origin/v5.0:jstests/noPassthrough/timeseries_internal_bounded_sort_spilling.js:1
origin/v5.0:src/mongo/db/query/query_feature_flags.idl:1
arm ~/mongo$ git grep -c featureFlagBucketUnpackWithSort50 origin/v6.0
origin/v6.0:jstests/core/timeseries/libs/timeseries.js:2
arm ~/mongo$ git grep -c featureFlagBucketUnpackWithSort50 origin/v7.0
arm ~/mongo$ git grep -c featureFlagBucketUnpackWithSort50 origin/master
arm ~/mongo$ 

Comment by Joe Kanaan [ 30/May/23 ]

As discussed with the directors, we are assigning these tickets to the project lead and ccing their lead. Release team has asked for this to be done before June 26.
cc misha.tyulenev@mongodb.com

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