[SERVER-81982] Streams: Investigate why change stream source performance is so slow Created: 09/Oct/23  Updated: 29/Nov/23  Resolved: 22/Nov/23

Status: Closed
Project: Core Server
Component/s: None
Affects Version/s: None
Fix Version/s: 7.3.0-rc0

Type: Task Priority: Major - P3
Reporter: Aadesh Patel (Inactive) Assignee: Backlog - Atlas Streams
Resolution: Fixed Votes: 0
Labels: init-337-m3
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Assigned Teams:
Atlas Streams
Backwards Compatibility: Fully Compatible
Participants:

 Description   

Based on benchmarks here https://docs.google.com/document/d/1fpnnPXIp9AmePt0qJ3nYlp5kU6z7zRowe2EfWyFJyas/edit#heading=h.58pp5xff1ckv

The highest throughput we're able to achieve with a change stream source is ~2.6k documents/second regardless of the stream pipeline.


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