We've confirmed that all systems are back to normal. Further investigation shows that the service worked as designed with retried operations succeeding.
We understand that customers rely on Log Search Alerts as a critical service and apologize for any impact this incident caused.
Initial Update: Tuesday, 05 January 2021 15:29 UTC
We are aware of issues within Log Search Alerts and are actively investigating. Some customers may experience failure notifications when accessing or performing service management operations such as Create and Update for Azure Log Search Alert Rules.
Work Around: None
Next Update: Before 01/05 18:30 UTC
We are working hard to resolve this issue and apologize for any inconvenience. -Harshita