Experiencing Data Access Issue in Azure portal for Log Analytics – 01/31 – Resolved

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Final Update: Saturday, 01 February 2020 00:44 UTC

We've confirmed that all systems are back to normal with no customer impact as of 01/31, 22:56 UTC. Our logs show the incident started on 01/31, 20:30 UTC and that during the 2 hours 26 minutes that it took to resolve the issue some customers might have experienced issues while querying data or might have seen failures related to log search alerts.

  • Root Cause: The failure was due to .recent configuration change on a dependent service was causing down stream impact to the service.
  • Incident Timeline: 2 Hours & 26 minutes - 01/31, 20:30 UTC through 01/31, 22:56 UTC
We understand that customers rely on Azure Log Analytics as a critical service and apologize for any impact this incident caused.


Initial Update: Friday, 31 January 2020 22:15 UTC

We are aware of issues within Log Analytics and are actively investigating. Some customers in West US may experience issues with Data access from Azure portal , query failures in Log Analytics and delayed or missed alerts in Log search alerts.
  • Work Around:
  • Next Update: Before 02/01 02:30 UTC
We are working hard to resolve this issue and apologize for any inconvenience.

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