Sentry logo

Sentry outage on 21 October 2026

Critical
Resolved · 08:55–09:54 UTC
Get alerts for Sentry

An email when it goes down, and when it’s back.

“Sentry.io not loading in US region”

On 21 October, Sentry's US region was not loading from 08:54 to 09:53 UTC, an incident of about one hour that the status page rated a critical outage. According to the status page, the API, Dashboard, Integration Pipeline and Seer components were in critical outage until 09:23, when the problem was reported fixed. From 09:40 to 09:53 the status page showed a minor issue with US ingestion, saying native events ingestion was delayed while a backlog was processed. Musixmatch also reported degraded performance during the same period.

Sentry’s own incident page ↗
When
08:55–09:54 UTC
How long
59 min
Incident open on its page
08:54–09:53 UTC
Components affected
8
Sentry, 30 days before
4 other outages

What broke when

Major outage
Partial outage
Degraded

From Sentry’s own status page: when it moved each component into trouble, and back.

At the same time

Started in the hour before or during it

And 129 lesser-known services. Problems at the same time are a clue, never proof that one caused another.

Timeline

Times in UTC

  1. Investigating
  2. API: major outage
  3. Dashboard: major outage
  4. Integration Pipeline: major outage
  5. Seer: major outage
  6. Fix in place, monitoring
  7. API: back to normal
  8. Dashboard: back to normal
  9. Integration Pipeline: back to normal
  10. Seer: back to normal
  11. US Ingestion - US Error Ingestion: degraded performance
  12. US Ingestion - US Profile Ingestion: degraded performance
  13. US Ingestion - US Size Analysis Ingestion: degraded performance
  14. US Ingestion - US Snapshot Ingestion: degraded performance
  15. Resolved
  16. US Ingestion - US Error Ingestion: back to normal
  17. US Ingestion - US Profile Ingestion: back to normal
  18. US Ingestion - US Size Analysis Ingestion: back to normal
  19. US Ingestion - US Snapshot Ingestion: back to normal

Where this comes from

Stackpulse reads Sentry’s official status page at status.sentry.io every minute. The times above are when it reported the problem; the summary is written from its updates and checked against them.

Stackpulse isn’t affiliated with Sentry. Names and logos belong to their owners.