Experiencing Alerting failure issue in Azure Portal for Many Data Types - 07/18 - Resolved
Published Feb 19 2019 08:38 AM 156 Views
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
Version history
Last update:
‎Feb 19 2019 08:38 AM
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