Experiencing Data Access Issue in Azure portal for Log Analytics - 06/26 - Resolved

[Azure-Monitor-Team]

Final Update: Sunday, 26 June 2022 13:29 UTC

We've confirmed that all systems are back to normal with no customer impact as of 06/26, 12:00 UTC. Our logs show the incident started on 06/26, 07:45 UTC and that during the 4 hours & 15 minutes that it took to resolve the issue some customers using Log Analytics and Azure sentinel may have experienced data access issue and delayed or missed alerts in West US2 region.

• Root Cause: The failure was due to degraded downstream dependency.
• Incident Timeline: 4 Hours & 15 minutes - 06/26, 07:45 UTC through 06/26, 12:00 UTC

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

-Deepika

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Update: Sunday, 26 June 2022 11:09 UTC

We continue to investigate issues within Log Analytics. Root cause is isolated to a degraded downstream dependency. Some customers using Log Analytics and Azure sentinel may experience data access issue and delayed or missed alerts in West US2 region. We are working to establish the start time for the issue, initial findings indicate that the problem began at 06/26 ~05:45 UTC. We currently have no estimate for resolution.

• Work Around: none
• Next Update: Before 06/26 16:30 UTC

-Deepika

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Initial Update: Sunday, 26 June 2022 08:53 UTC

We are aware of issues within Log Analytics and are actively investigating. Some of the customers using Log Analytics and Azure sentinel may experience data access issue and delayed or missed alerts in West US2 region

• Work Around: None
• Next Update: Before 06/26 13:00 UTC

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

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