Changes / Astronomer / Intermittent task instances failures.
Astronomer: Major incident: Intermittent task instances failures.
Summary
Astro Hosted experienced intermittent task instance failures with major impact from 2026-08-18 04:17 UTC to 2026-08-18 07:36 UTC, lasting 3 h 18 min. Astronomer identified an issue affecting an internal rollout related to the pre_execute Airflow hook and resolved the incident after completing a fix rollout across all Astro deployments.
Machine-written from the diff below (Sol; type: incident degradation). Check the diff before relying on it.
What changed
Before: not present
After: Intermittent task instances failures.
Before: not present
After: major
Before: not present
After: resolved
Before: not present
After: 2026-08-18 04:17 UTC
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After: 2026-08-18 07:36 UTC
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After: We have identified an issue affecting an internal rollout related to the pre_execute Airflow hook in Astro Hosted. We have identified a fix and are rolling it out across the fleet. We are monitoring the rollout and will provide further updates as it progresses.
Before: not present
After: Fix is being rolled out across all astro deployments.
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After: Rollout has been completed
First version of this incident archived by Rewindex. View the live incident.
History of this incident
| When (UTC) | Change | Kind |
|---|---|---|
| Major incident: Intermittent task instances failures. (this change) Astro Hosted experienced intermittent task instance failures with major impact from 2026-08-18 04:17 UTC to 2026-08-18 07:36 UTC, lasting 3 h 18 min. Astronomer identified an issue affecting an internal rollout related to the pre_execute Airflow hook and resolved the incident after completing a fix rollout across all Astro deployments. | Major incident |
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