We've confirmed that all systems are back to normal with no customer impact as of 08/09, 20:00 UTC. Our logs show the incident started on 08/09, 17:00 UTC and that during the 3 hours that it took to resolve the issue, A subset of customers may have experienced delayed or missed Log Search Alerts and Metric Alerts on Log Analytics metrics. Customers may also see some data latency.
Root Cause: The failure was due to a bad configuration.
Incident Timeline: 3 Hours - 08/09, 17:00 UTC through 08/09, 20:00 UTC
We understand that customers rely on Azure Log Analytics as a critical service and apologize for any impact this incident caused.
Initial Update: Monday, 09 August 2021 19:17 UTC
We are aware of issues within Log Analytics and are actively investigating. A subset of customers may experience delayed or missed Log Search Alerts and metric Alerts on Log analytics metrics. Customers may also see some data latency.
Work Around: none
Next Update: Before 08/09 23:30 UTC
We are working hard to resolve this issue and apologize for any inconvenience. -Eric Singleton