First published on MSDN on Jun 10, 2018
Final Update: Sunday, 10 June 2018 10:01 UTC

We've confirmed that all systems are back to normal with no customer impact as of 06/10, 09:55 UTC. Our logs show the incident started on 06/10, 04:43 UTC and that during the 5 hours 12 minutes that it took to resolve the issue some customers would have experienced Data latency in Azure Portal.
  • Root Cause: The failure was due to Azure Storage outage in West Europe.
  • Incident Timeline: 5 Hours 12 minutes - 06/10, 04:43 UTC through 06/10, 09:55 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.

-Mohini Nikam
Update: Sunday, 10 June 2018 07:50 UTC

Root cause has been isolated to Azure Storage Outage in West Europe which was impacting Data latency in Azure Portal.










Engineers re-balanced the load across the nodes in the scale unit
to mitigate the issue. Some customers may experience Data Latency in Azure Portal and we estimate 2 hours before all data latency issues are addressed.
  • Work Around: None
  • Next Update: Before 06/10 10:00 UTC
-Mohini Nikam
Initial Update: Sunday, 10 June 2018 05:12 UTC

We are aware of issues within Application Insights and are actively investigating. Some customers may experience Data Latency.
  • Work Around: None
  • Next Update: Before 06/10 09:30 UTC
We are working hard to resolve this issue and apologize for any inconvenience.
-Mohini