Final Update: Wednesday, 21 October 2020 09:20 UTC
We've confirmed that all systems are back to normal with no customer impact as of 10/21, 07:48 UTC. Our logs show the incident started on 10/21, 07:30 UTC and that during the 18 minutes that it took to resolve the issue some customers may have experienced intermittent data latency, data gaps and incorrect alert activation in Brazil South Region.
Root Cause: The failure was due to an issue with one of our back-end services.
Incident Timeline: 18 minutes - 10/21, 07:30 UTC through 10/21, 07:48 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.