[SERVER-72044] Make reshard collection cloner run fetch and insert independently Created: 12/Dec/22  Updated: 12/Dec/23

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

Type: Improvement Priority: Major - P3
Reporter: Randolph Tan Assignee: Backlog - Cluster Scalability
Resolution: Unresolved Votes: 0
Labels: cs-subteam1, sharding-nyc-subteam1
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Depends
Related
is related to SERVER-72144 Reshard cloner inserts gets slower as... Backlog
Assigned Teams:
Cluster Scalability
Participants:

 Description   

Currently, resharding cloning is implemented in a way that it does fetch batch and then insert batch sequentially in a loop. This means that no inserts are happening while fetching and vice versa. And if either of them blocks, the cloner is basically idle.


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