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Final Update: Wednesday, 07 August 2019 22:48 UTC

We've confirmed that all systems are back to normal with no customer impact as of 8/7, 20:45 UTC. Our logs show the incident started on 8/7, 06:30 UTC and that during the 14 hours and 15 that it took to resolve the issue 10% of customers using non-retrying SDKs in the West Europe Region could have experienced data gaps with a residual ~2% during the mitigation process.
  • Root Cause: The failure was due to one of our backend services
  • Incident Timeline: 14 Hours & 15 minutes - 8/7, 06:30 UTC through 8/7, 20:45 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.

-Eric Singleton

Update: Wednesday, 07 August 2019 19:03 UTC

Services are still in the process of recovering. Some customers may still experience data gaps in the West Europe region

  • Work Around: None
  • Next Update: Before 08/07 23:30 UTC
-Eric Singleton

Update: Wednesday, 07 August 2019 16:43 UTC

Root cause has been isolated to one of our backend services. Some customers may experience data gaps.

  • Work Around: None
  • Next Update: Before 08/07 19:00 UTC
-Eric Singleton

Initial Update: Wednesday, 07 August 2019 13:47 UTC

We are aware of issues within Application Insights and are actively investigating.Some customers sending data in the West Europe region, which are using non-retrying SDK-s (including, but not limited to JavaScript SDK) may experience Data Gaps.
  • Work Around: None
  • Next Update: Before 08/07 17:00 UTC
We are working hard to resolve this issue and apologize for any inconvenience.

-Sapna