We've confirmed that all systems are back to normal with no customer impact as of 11/08, 13:20 UTC. Our logs show the incident started on 11/08, 10:40 UTC and that during the 2 hours 40 minutes that it took to resolve the issue some customers ingesting telemetry in Brazil South geographical region may have experienced intermittent latency, data access issues, and data gap issues when accessing application data..
Root Cause: The failure was due to issue with one of our dependent service.
Incident Timeline: 2 Hours & 40 minutes - 11/08, 10:40 UTC through 11/08, 13:20 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.
Initial Update: Friday, 08 November 2019 13:09 UTC
We are aware of issues within Application Insights and are actively investigating. Some customers may experience Data Gaps.
Work Around: None
Next Update: Before 11/08 16:30 UTC
We are working hard to resolve this issue and apologize for any inconvenience. -Anusha