Sumo Logic US1 incident
Problem with Cloud SIEM Processing in Europe 1 (EU), North America 1 (US1), North America 2 (US2)
Sumo Logic US1 experienced a minor incident on September 2, 2026 affecting Cloud SIEM Processing and Cloud SIEM Processing and 1 more component, lasting 7h 5m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Sep 02, 2026, 08:09 PM UTC
We are currently investigating reports of problems with Cloud SIEM Processing. Users may experience delayed Signal Generation. Alerts based on signals may not dispatch to the user.
- investigating Sep 02, 2026, 08:14 PM UTC
We are continuing to investigate this issue.
- investigating Sep 02, 2026, 08:36 PM UTC
We are continuing to investigate this issue.
- identified Sep 02, 2026, 09:36 PM UTC
We have identified the source of the issue affecting Cloud SIEM Processing. Users may experience delayed Signals and Insights Generation. Alerts based on signals may not dispatch to the user.
- monitoring Sep 02, 2026, 11:41 PM UTC
We have implemented a fix for the issue affecting Cloud SIEM Processing. We are currently monitoring the results. Users may experience delayed Signals and Insights Generation. Alerts based on signals may not dispatch to the user.
- monitoring Sep 02, 2026, 11:47 PM UTC
We are no longer seeing an issue with Cloud SIEM Processing in North America 2 (US2) and Europe 1 (EU). We are still actively monitoring the results on North America 1 (US1). Users may experience delayed Signals and Insights Generation. Alerts based on signals may not dispatch to the user.
- resolved Sep 03, 2026, 03:15 AM UTC
We are no longer seeing issues with Cloud SIEM Processing and normal operation has been restored at this time.