Experiencing Alerting failure for Availability Data Type – 02/27 – Resolved

Final Update: Monday, 27 February 2017 07:43 UTC

We've confirmed that all systems are back to normal with no customer impact as of 02/27, 07:30 UTC. Our logs show the incident started on 02/27, 07:00  UTC and that during the 30 minutes that it took to resolve the issue a very small subset of customers whose webtests are configured in Singapore region would have experienced alerting failures.
  • Work Around:  Customers should ensure their availability tests are running from at least three locations to ensure redundant coverage through maintenance. Please refer to the following article on how to configure availability web tests: https://azure.microsoft.com/en-us/documentation/articles/app-insights-monitor-web-app-availability/ 
  • Incident Timeline:  30 minutes - 02/27, 07:00  UTC through 02/27, 07:30 UTC

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


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