Astronomer incident

Azure clusters may experience issues with worker scale up and task pod scheduling

Minor

Resolved after 47 minutes, on June 16, 2026.

investigating Jun 16, 2026, 12:05 AM UTC

We are currently investigating this issue.

Started
Jun 16, 2026, 12:05 AM UTC
Resolved
Jun 16, 2026, 12:53 AM UTC
Duration
47m
Detected by Pingoru
Jun 16, 2026, 12:05 AM UTC

Update timeline

  1. identified Jun 16, 2026, 12:05 AM UTC

    **The issue, according to Azure status page** Investigating a spike in 401 authentication errors We are actively investigating customer alerts of 401 authentication errors when pulling images from mcr.microsoft.com. We've identified a potential underlying factor related to a recent update made to a backed service and we are actively working on determining mitigation workstreams. More information will be provided shortly. This message was last updated at 23:04 UTC on 15 June 2026

  2. monitoring Jun 16, 2026, 12:05 AM UTC

    A fix has been implemented and we are monitoring the results.

  3. investigating Jun 16, 2026, 12:05 AM UTC

    We are currently investigating this issue.

  4. resolved Jun 16, 2026, 01:07 AM UTC

    This incident has been resolved.

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