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ChangesDagsterDegraded sensor and schedule evaluations

Dagster: Major incident: Degraded sensor and schedule evaluations

Major incidentdegradation (model (Jev), 94%)Changed Detected dagstercloud.statuspage.io (opens in new tab)
Summary

Dagster+ reported major degradation starting 2026-10-22 20:00 UTC: agent communication problems caused sensor and schedule failures or timeouts and potentially delayed runs. Computed duration was 0 min, though the update describes impact during 20:00–20:24 UTC. Service recovered; failed ticks will resume on their next evaluation, and the root cause remains under investigation.

Machine-written from the diff below (Sol; type: incident degradation). Check the diff before relying on it.

Incident page: the full timeline of updates

What changed

Struck in red is what Dagster removed; blue is what they added. Muted text is unchanged context.

AddedTitle#1
Before: not present
After: Degraded sensor and schedule evaluations
AddedImpact#2
Before: not present
After: major
AddedStatus#3
Before: not present
After: resolved
AddedStart time#4
Before: not present
After: 2026-10-22 20:00 UTC
AddedResolved time#5
Before: not present
After: 2026-10-22 20:00 UTC
AddedUpdateresolved#6
Before: not present
After: Between 1:00pm and 1:24pm PT (20:00–20:24 UTC), Dagster+ had trouble communicating with agents. During this window, some sensor and schedule evaluations failed or timed out, and some runs may have started late. Service has recovered. Sensors and schedules are evaluating normally, and failed ticks will resume on their next evaluation. We're monitoring and investigating the root cause.

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History of this incident

Thursday, October 22

1 incident change

Cite this

Major incident: Degraded sensor and schedule evaluations on Dagster’s status page, changed 2026-10-22 20:00 UTC (change 1 of 1).

Title
Major incident: Degraded sensor and schedule evaluations
Vendor
Dagster
Date
URL
https://rewindex.com/change/i4f09e0d0b2004b

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