We've confirmed that all systems are back to normal with no customer impact as of 11/05, 19:00 UTC. Our logs show the incident started on 11/05, 18:15 UTC and that during the 45 minutes that it took to resolve the issue, some customers in West Europe might have experienced intermittent latency, data access issues and data gap issues when accessing application data during the impact window
Root Cause: The failure was due to a backend service entering an unhealthy state.
Incident Timeline: 45 minutes - 11/05, 18:15 UTC through 11/05, 19:00 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.