We've confirmed that all systems are back to normal with no customer impact as of 03/10, 18:45 UTC. Our logs show that the incident started on 03/10, 17:20 UTC and that during the 1 hour and 25 minutes that it took to resolve the issue some of the customers experienced delayed log ingestion if their Workspaces is in the West Europe region.
Root Cause: The failure was due to an issue in one of our backend services.
Incident Timeline: 1 Hours & 25 minutes - 03/10, 17:20 UTC through 03/10, 18:45 UTC
We understand that customers rely on Azure Log Analytics as a critical service and apologize for any impact this incident caused.
Initial Update: Wednesday, 10 March 2021 18:34 UTC
We are aware of issues within Log Analytics and are actively investigating. Some customers may experience delayed log ingestion if their workspace is in the West Europe region.
Work Around: none
Next Update: Before 03/10 20:00 UTC
We are working hard to resolve this issue and apologize for any inconvenience. -Jack Cantwell