We've confirmed that all systems are back to normal with no customer impact as of 04/04, 09:14 UTC. Our logs show the incident started on 04/04, 07:30 UTC and that during the 1 hour 44 minutes that it took to resolve the issue some customers in West Europe Region might have experienced intermittent data latency, data gaps.
Root Cause: The failure was due to one of the back end service.
Incident Timeline: 1 Hour & 44 minutes - 04/04, 07:30 UTC through 04/04, 09:14 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.