Final Update: Thursday, 24 September 2020 09:50 UTC
We've confirmed that all systems are back to normal with no customer impact as of 9/24, 09:40 UTC. Our logs show the incident started on 9/24, 09:00 UTC and that during the 40 minutes that it took to resolve the issue some customers may have experienced failure accessing live metrics data.
Root Cause: The failure was due to configuration changes in one of our dependent service.
Incident Timeline: 40 minutes - 9/24, 09:00 UTC through 9/24, 09:40 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.