Final Update: Thursday, 25 February 2021 11:53 UTC
We've confirmed that all systems are back to normal with no customer impact as of 02/25, 11:35 UTC. Our logs show the incident started on 02/25, 09:25 UTC and that during the 2 hours and 10 minutes that it took to resolve the issue some customers may have experienced issues with missed or delayed Log Search alerts or experienced difficulties accessing data for resources hosted in East US region.
Root Cause: The failure was due to a backend service becoming unhealthy.
Incident Timeline: 2 Hours & 10 minutes - 02/25, 09:25 UTC through 02/25, 11:35 UTC
We understand that customers rely on Log Search Alerts as a critical service and apologize for any impact this incident caused.
Initial Update: Thursday, 25 February 2021 10:32 UTC
We are aware of issues within Log Search Alerts and are actively investigating. Some Customers may experience issues with missed or delayed Log Search alerts or experienced difficulties accessing data for resources hosted in East US region.
Work Around: None
Next Update: Before 02/25 14:00 UTC
We are working hard to resolve this issue and apologize for any inconvenience. -Harshita