Experiencing Data Access Issue in Azure Portal for Availability Data Type – 08/23 – Resolved

Final Update: Tuesday, 23 August 2016 00:28 UTC

We've confirmed that all systems are back to normal with no customer impact as of 08/23, 12:20 AM UTC. Our logs show the incident started on 08/22, 11:30 PM UTC and that during the 50 minutes that it took to resolve the issue 50% of customers experienced alerting failure for the tests running in US: TX- San Antonio location.
  • Root Cause: The failure was due to an issue with underlying infrastructure running these tests.
  • Lessons Learned: We are investigating additional improvements to internal telemetry to speed diagnosis and tooling to aid in implementation of mitigation steps.
  • Incident Timeline: 50 minutes - 08/22, 11:30 PM UTC through 08/23, 12:20 AM UTC

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


Initial Update: Tuesday, 23 August 2016 00:18 UTC

We are aware of issues within Application Insights and are actively investigating. Some customers may experience Alerting failure for the tests running in the US: TX- San Antonio location.
  • Work Around: None
  • Next Update: Before 08/23 04:30 UTC

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


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