Final Update: Sunday, 21 July 2019 01:29 UTC
We've confirmed that all systems are back to normal with no customer impact as of 07/20, 21:00 UTC. Our logs show the incident started on 07/20, 18:54 UTC and impacted only few users in West Europe region.
- Root Cause: Yet to determined.
We understand that customers rely on Azure Log Analytics as a critical service and apologize for any impact this incident caused.
-Dharmendra