Sumo Logic change history: Problem with Cloud SIEM APIs and Cloud SIEM UI in Europe 1 (EU), Canada (CA)

Sumo Logic reported a major Cloud SIEM APIs and Cloud SIEM UI outage in Europe 1 (EU) and Canada (CA), starting 2026-09-18 21:57 UTC and lasting 9 min. UI loading failures or errors could disrupt viewing Insights, managing detection rules, and investigating signals and records. A fix was implemented; normal operation was restored at 2026-09-18 22:07 UTC.