Final Update: Wednesday, 01 June 2022 22:38 UTC
We've confirmed that all systems are back to normal with no customer impact as of 6/01, 22:00 UTC. Our logs show the incident started on 6/01, 21:40 UTC and that duration customer using Azure Log Analytics may have experienced issues accessing data or missed/delayed alerts.
- Root Cause: The issue was caused by underlying backend service had a degraded performance due to sudden Spike in Ingestion data.
- Incident Timeline: 6/01, 21:40 UTC through 6/01, 22:00 UTC.
We understand that customers rely on Azure Log Analytics as a critical service and apologize for any impact this incident caused.
-Arish Balasubramani
