We've confirmed that all systems are back to normal as of 7/15, 20:00 UTC. Our logs show the incident started on 7/15, 12:26 UTC and that during the 7 hours 34 minutes that it took to resolve the issue 17% of customers globally might not be able to access Live Metrics data in Azure Portal.
Root Cause: The failure was due to issue in one of our dependent services.
Incident Timeline: 7 Hours & 34 minutes - 7/15, 12:26 UTC through 7/15, 20:00 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.
Initial Update: Wednesday, 15 July 2020 19:49 UTC
We are aware of issues within Application Insights and are actively investigating. Globally 17% of customers may not be able to access Live Metrics data in Azure portal.
Work Around: None
Next Update: Before 07/15 22:00 UTC
We are working hard to resolve this issue and apologize for any inconvenience. -Sindhu