# Dagster: Serverless tasks failing to start

> Dagster status incident “Serverless tasks failing to start” on 2026-04-29: impact minor (vendor’s label), 1.2 h, 2 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/dagster/incidents/zg4v9yl1ksd0
Last updated: 2026-04-29T19:28:52Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2026-04-29 18:16 UTC · Resolved: 2026-04-29 19:28 UTC · Duration: 1.2 h
- Updates: 2 · Affected components: API
- [Vendor status page: https://stspg.io/zpyrjmkdjrw0](https://stspg.io/zpyrjmkdjrw0)
- [Company: Dagster](https://rewindex.com/company/dagster.md)

## Timeline of updates

- **monitoring** 2026-04-29 18:16 UTC: We observed an increase in Dagster+ serverless runs failing to start between 10:50AM and 11:00AM PST. Our cloud provider indicated an incident on their end which we have linked to these issues. Failure rate has since gone back down, we will post more information as we learn more.
- **resolved** 2026-04-29 19:28 UTC: Our cloud provider has confirmed that there was a service degradation between 10:48 AM and 11:01 AM PDT causing an increase in task launch error rates. We are implementing additional retry behavior and fault tolerance to prevent similar issues in the future from causing runs to fail to launch.

## Cite this

Status incident (vendor impact label: minor) posted by Dagster, started 2026-04-29 18:16 UTC, resolved after 1.2 h, 2 update(s).

- Canonical URL: https://rewindex.com/company/dagster/incidents/zg4v9yl1ksd0
- Citation: Dagster, “Serverless tasks failing to start” (2026-04-29 18:16 UTC). Archived by Rewindex: https://rewindex.com/company/dagster/incidents/zg4v9yl1ksd0 (CC BY 4.0).
- Markdown link: `[Dagster: Serverless tasks failing to start (2026-04-29)](https://rewindex.com/company/dagster/incidents/zg4v9yl1ksd0)`


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Canonical: https://rewindex.com/company/dagster/incidents/zg4v9yl1ksd0 · Markdown: https://rewindex.com/company/dagster/incidents/zg4v9yl1ksd0.md · JSON: https://rewindex.com/api/v1/companies/dagster/incidents/zg4v9yl1ksd0 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T21:23:35.097Z