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Type: Task
Resolution: Fixed
Priority: Major - P3
Fix Version/s: 9.0.0-rc0
Affects Version/s: None
Component/s: None
Labels:
- change-streams
- serverstatus

Assigned Teams:

Query Execution
Backwards Compatibility:
Fully Compatible
Sprint:
QE 2026-03-30, QE 2026-04-13
CAR Domain/s:
None

Aha! Reference:
None
Tracking Level:
None
Risk Status:
None
Exec Notes:
None
Goal Name(s):
None
Goal Link:
None

In `db.serverStatus()` we have metrics on cursors state: metrics.cursor and metrics.mongos.cursor

Let's add a metric for number of open change stream cursors, that will help us understand usage patterns for change streams.

depends on

SERVER-122508 Add UpDownCounter metric type to OTEL server API

Closed

is depended on by

SERVER-123062 Adjust cursor serverStatus metrics on mongoD to use new OTEL API

Open

related to

SERVER-122262 Extend change stream current cursors serverStatus metrics on mongoS (total and pinned)

Closed

Assignee:: Romans Kasperovics
Reporter:: Katya Kamenieva
Participants:: Githook User, Katya Kamenieva, Romans Kasperovics
Votes:: 4 Vote for this issue
Watchers:: 10 Start watching this issue

Created:: May 31 2024 02:36:38 PM UTC
Updated:: Apr 06 2026 09:14:53 PM UTC
Resolved:: Apr 06 2026 08:54:27 PM UTC