Experiencing Data Latency for Many Data Types - 10/28 - Resolved


Final Update: Wednesday, 28 October 2015 11:42 UTC

We've confirmed that all systems are back to normal with no customer impact as of 10/28, 11:40 UTC. Our logs show the incident started on 10/28, 10:40 UTC and that during 1 hour that it took to resolve the issue small percentage of  customers experienced data latency for Customer Event,Dependency,Request data types.
  • Root Cause: The failure was due to communication with backend component on which Ingestion service relies was not responding gracefully.
  • Lessons Learned: We are continually working on improvements to mitigation and resolution strategies and technology.
  • Incident Timeline: 1 Hour - 10/28, 10:40 UTC through 10/28, 11:40 UTC.

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

-Application Insights Service Delivery Team


Initial Update: Wednesday, 28 October 2015 10:45 UTC

We are aware of issues within Application Insights and are actively investigating. Some customers may experience Data Latency. The following data types are affected: Customer Event,Dependency,Request.

  • Next Update: Before 10/28 13:00 UTC

We are working hard to resolve this issue and apologize for any inconvenience.
-Application Insights Service Delivery Team


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