Experiencing Alerting failure issue in Azure Portal for Many Data Types - 07/18 - Resolved

[Azure-Monitor-Team]

First published on MSDN on Jul 31, 2018

Final Update: Wednesday, 18 July 2018 19:27 UTC

We've confirmed that all systems are back to normal with no customer impact in the West US region as of 07/18, 19:28 UTC.

• Root Cause: The failure was due to scaling issues on our server side.
• Lessons Learned: We are adding more monitoring to the detect scaling issues.
• Incident Timeline: 07/16, 00:00 UTC through 07/18, 19:28 UTC

We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.

-Application Insights

Initial Update: Wednesday, 18 July 2018 18:51 UTC

Customers who have configured availability tests in West US could be experiencing false failures in their availability tests. The issue has been appearing intermittently from July 16th 00:00 UTC.

• Work Around: none
• Next Update: Before 07/18 21:00 UTC

We are working hard to resolve this issue and apologize for any inconvenience.

-Application Insights