We've confirmed that all systems are back to normal with no customer impact as of 09/28, 03:24 UTC. Our logs show the incident started on 09/28, 02:23 UTC and that during the 1 Hour & 01 minute that it took to resolve the issue some customers may have experienced intermittent data latency, data gaps and incorrect alert activation in South UK
Root Cause: The failure was due to scaling issue in our one of backend dependent services
Incident Timeline: 1 Hour & 01 minutes - 09/28, 02:23 UTC through 09/28, 03:24 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.