Experiencing Data Access Issue in Azure portal for Log Analytics - 04/13 - Resolved

[Azure-Monitor-Team]

Final Update: Tuesday, 13 April 2021 22:52 UTC

We've confirmed that all systems are back to normal with no customer impact as of 04/13, 22:42 UTC. Our logs show the incident started on 04/13, 19:20 UTC and that during the 3 hours and 22 minutes that it took to resolve the issue customers ingesting telemetry in their Log Analytics Workspace in West Europe geographical region may have experienced intermittent data latency and incorrect alert activation.

• Root Cause: The failure was due to a backend dependency.
• Incident Timeline: 3 Hours & 22 minutes - 04/13, 19:20 UTC through 04/13, 22:42 UTC

We understand that customers rely on Azure Log Analytics as a critical service and apologize for any impact this incident caused.

-Eric Singleton

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Initial Update: Tuesday, 13 April 2021 20:59 UTC

We are aware of issues within Log Analytics and are actively investigating. Customers ingesting telemetry in their Log Analytics Workspace in West Europe geographical region may have experienced intermittent data latency and incorrect alert activation.

• Work Around: None
• Next Update: Before 04/13 23:00 UTC

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

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