Experiencing Data Latency issue in Application Insights - 06/24 - Resolved

[Azure-Monitor-Team]

Final Update: Friday, 24 June 2022 04:34 UTC

We've confirmed that all systems are back to normal with no customer impact as of 06/24, 01:22 UTC. Our logs show the incident started on 06/23, 23:00 UTC and that during the 2 hours and 22 minutes that it took to resolve the issue. Some customers using Application Insights components in West Europe who may have experienced intermittent data gaps and incorrect alert activation.

• Root Cause: The failure was due to a configuration change which caused a backend service to become unhealthy.
• Incident Timeline: 2 Hours & 22 minutes - 06/23, 23:00 UTC through 06/24, 01:22 UTC

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

-Deepika

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Update: Friday, 24 June 2022 02:51 UTC

We continue to investigate issues within Application Insights. Current Root cause is pointing to a invalid configuration change, we are currently performing a failover to a healthy backend for mitigation. Some customers still may experience intermittent data gaps and incorrect alert activation.

• Impacted Region: West Europe
  
• Impact Start Time: 23:00 UTC on 23 Jun 2022
• Next Update: Before 06/24 04:00 UTC

-Vignesh

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Initial Update: Friday, 24 June 2022 00:56 UTC

We are aware of issues within Application Insights and are actively investigating. Some customers may experience intermittent data gaps and incorrect alert activation.

• Impacted Region: West Europe
  
• Impact Start Time: 23:00 UTC on 23 Jun 2022
• Next Update: Before 06/24 02:00 UTC

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

-Vignesh

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