Experiencing Data Access and Latency Issues for Many Data Types in North Europe – 09/29 – Resolved


Final Update: Friday, 29 September 2017 23:05 UTC

We've confirmed that all systems are back to normal with no customer impact as of 09/29, 21:00 UTC. Our logs show the incident started on 09/29, 13:30 UTC and that during the 8 hours that it took to resolve the issue, around 5% of customers experienced data access for data in North Europe and also latency outside of SLA for export data in the same
  • Root Cause: The failure was due to issue with the back end storage service in the North Europe region.
  • Incident Timeline: 7 Hours & 30 minutes - 9/29, 13:30 UTC through 9/29, 21:00 UTC

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

-Arun


Update: Friday, 29 September 2017 19:02 UTC

Root cause has been isolated to issues with back end storage service. The storage issue has been mitigated and customers should no longer see data access issues in the North Europe region.  As a residual effect, some customers may experience latency outside of 2 hours for their export data in the North Europe region.  We estimate the issue to be completely resolved in the next 2-4 hours.

  • Next Update: Before 09/29 23:30 UTC

-Arun


Initial Update: Friday, 29 September 2017 14:31 UTC

We are aware of issues within Application Insights and are actively investigating. Some customers may experience issues accessing Application Insights data in North Europe via the Azure Portal. Customers will also see a latency outside of 2 hours for their export data in the North Europe region. The following data types are affected: Availability,Customer Event,Dependency,Exception,Metric,Page Load,Page View,Performance Counter,Request,Trace.

  • Work Around: None.
  • Next Update: Before 09/29 19:00 UTC

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


-Abhijeet


Skip to main content