Final Update: Thursday, 08 March 2018 12:53 UTC
We've confirmed that all systems are back to normal with no customer impact as of 3/8, 10:18 UTC. Our logs show the incident started on 3/8, 8:58 UTC and that during the 1 hours and 20 minutes that it took to resolve the issue ~25% of customers experienced data access issue in Azure Log Analytics and Network Performance Monitor services in the West Europe region.
We've confirmed that all systems are back to normal with no customer impact as of 3/8, 10:18 UTC. Our logs show the incident started on 3/8, 8:58 UTC and that during the 1 hours and 20 minutes that it took to resolve the issue ~25% of customers experienced data access issue in Azure Log Analytics and Network Performance Monitor services in the West Europe region.
- Root Cause: The failure was due to an issue with one of the internal service in Log analytics.
- Incident Timeline: 1 Hours & 20 minutes - 03/08, 8:58 UTC through 03/08, 10:18 UTC
We understand that customers rely on Log analytics and Network Performance Monitor as critical services and apologize for any impact this incident caused.
-Anmol