Post Incident Review (PIR) – Multiple services – Power/cooling issues in West US 2

At a glance · Microsoft's status

ResolvedLasted 22 h 6 min

Microsoft says it started
· on Azure Status
Earliest version we archived
· our archive started 15:10 UTC
Ended
· marked resolved
Edited
Not since we first saw it
Source
Azure Status · checked 6 min ago

In short

Microsoft reported degraded service affecting Azure, starting 04:24 UTC on 29 May. Microsoft marked it resolved at 02:30 UTC on 30 May after 22 h 6 min. Microsoft has since published a post-incident report.

Microsoft says

Microsoft's latest update, , in short excerpts.

Watch our 'Azure Incident Retrospective' video about this incident: https://aka.ms/air/GHRP-84G

Microsoft,

Read the full update on Microsoft's status page

Timeline

Times in UTC, Microsoft's own where it gives them.

  1. 29 May

    MicrosoftMicrosoft says it startedon Azure Status

  2. 30 May+22 h 6 min

    MicrosoftResolved

  3. 13 Nov+168 days 10 h

    MicrosoftEarliest version we archivedOur archive started 15:10 UTC; earlier versions were not recorded.

What Microsoft changed

Microsoft rewrites incident updates in place. We save every version (checked every minute) and list what changed. Quotes are short excerpts. The full current text is on Microsoft's page.

One version so far. If Microsoft edits it, each change shows here with what was removed and added.

  1. First version we captured ·

    As first seen: Post Incident Review
    Status
    Post Incident Review

    Seen by us · Microsoft's page

Last updated