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Final Update: Thursday, 23 April 2020 19:14 UTC

We've confirmed that all systems are back to normal with no customer impact as of 4/23, 17:13 UTC. Our logs show the incident started on 4/23, 12:28 UTC and that during the 4 hours 45 min that it took to resolve the issue some customers in North Europe experienced data latency, data gap and incorrect alert activation.
  • Root Cause: The failure was due to unhealthy backend node.
  • Incident Timeline: 4 Hours & 45 minutes - 4/23, 12:28 UTC through 4/23, 17:13 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.

-Anupama

Update: Thursday, 23 April 2020 15:36 UTC

We continue to investigate issues within Application Insights. Root cause is not fully understood at this time. Some customers in North Europe region continue to experience data latency, data gaps and incorrect alert activation issue. We are working to establish the start time for the issue, initial findings indicate that the problem began at 04/23 12:28 UTC. 
  • Work Around: None 
  • Next Update: Before 04/23 20:00 UTC
-Madhuri

Initial Update: Thursday, 23 April 2020 13:49 UTC

We are aware of issues within Application Insights and are actively investigating. Some customers in North Europe region may experience data latency, data gaps and incorrect alert activation issue.
  • Work Around: None
  • Next Update: Before 04/23 16:00 UTC
We are working hard to resolve this issue and apologize for any inconvenience.
-Madhuri

1 Comment
Occasional Visitor

I just started seeing metrics missing at 21:20 UTC 4/23. Is this still an ongoing issue?