We've confirmed that all systems are back to normal with no customer impact as of 11/11, 18:00 UTC. Our logs show the incident started on 11/11, 17:30 UTC and that during the 30 minutes that it took to resolve the issue some application insights customers might have experienced data access and data latency issues while accessing application data in azure portal. Customers also experienced intermittent errors loading live metrics stream blade in azure portal.Customers who configured log search alerts and metric alerts also experienced failures and latency in alert firing.
Root Cause: Failure was due to issue in one of our dependent service
Incident Timeline: 30 minutes - 11/11, 17:30 UTC through 11/11 18:00 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.
Initial Update: Monday, 11 November 2019 18:14 UTC
We are aware of issues within Application Insights and are actively investigating. Some customers may experience Data Access issues while accessing application data in azure portal for multiple regions.
Work Around: none
Next Update: Before 11/11 20:30 UTC
We are working hard to resolve this issue and apologize for any inconvenience. -Venkat