Final Update: Monday, 15 March 2021 02:43 UTC
We've confirmed that all systems are back to normal with no customer impact as of 3/15, 02:15 UTC. Our logs show the incident started on 3/15, 00:00 UTC and that during the two hours and 15 minutes that it took to resolve the issue approximately 10,000 customers experienced delayed telemetry ingestion.
- Root Cause: The failure was due to a failure in a back end service that Application Insights relies on.
- Incident Timeline: 2 Hours & 15 minutes - 3/15, 00:00 UTC through 3/15, 02:15 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.
-Jack