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Astronomer · Data and observabilityAug 18, 2026, 18:51 UTC 2 months ago

Incorrect scheduler heartbeat metrics being reported

InformationalBugUpdated 2h ago
Aug 18, 18:51 UTCSep 10, 22:19 UTC
Duration
23d 3h
Impact
Informational
Root cause
Bug
Astronomer, 90 days
17 incidents
Affected
Not listed by the vendor.
Status page

Final update

This issue is now resolved.

Timeline

  1. Resolved · Sep 10, 22:19 UTC
    This issue is now resolved.
  2. Identified · Sep 8, 18:31 UTC
    We've identified the cause of the false availability alerts that have been showing the Astro UI. This is a degradation affecting dashboard and monitoring visibility only. Task execution, scheduling, and workflow processing have not been impacted. The issue is the result of a metrics reporting bug that has been intermittently flagging scheduler heartbeats as missed when they were not. We are actively rolling out a fix that corrects how these metrics are reported.
  3. Investigating · Aug 18, 18:51 UTC
    Our metrics pipeline is falsely displaying spikes in scheduler heartbeat metrics, despite underlying component health.

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