Final Update: Wednesday, 13 May 2020 20:10 UTC
We've confirmed that all systems are back to normal with no customer impact as of 05/13, 20:00 UTC. Our logs show the incident started on 05/12, 16:30 UTC and that during the 27 hours & 30 minutes that it took to resolve the issue some of the customers might have experienced data access issues while attempting to use saved searches.
- Root Cause: The failure was due to an issue in one of our back-end services.
- Incident Timeline: 27 Hours & 30 minutes - 05/12, 16:30 UTC through 05/13, 20:00 UTC
We understand that customers rely on Azure Log Analytics as a critical service and apologize for any impact this incident caused.
-Saika