[SERVER-77135] Avoid keeping references to `_doc` attribute on DDL Coordinators Created: 15/May/23  Updated: 26/Oct/23

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

Type: Improvement Priority: Major - P3
Reporter: Silvia Surroca Assignee: Backlog - Catalog and Routing
Resolution: Unresolved Votes: 1
Labels: oldshardingemea, shardingemea-qw
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Assigned Teams:
Catalog and Routing
Participants:
Story Points: 2

 Description   

The aim of this ticket is to reduce the error-prone code on sharding DDL coordinators by avoiding keeping references to the _doc attribute, which is very likely to get freed while a reference is taken.

This is a list of some of the places where we take and keep references to _doc:


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