Final Update: Friday, 05 October 2018 20:07 UTC
We've confirmed that all systems are back to normal as of 10/05, 19:35 UTC. Our logs show the incident started on 10/05, 18:00 UTC and that during the 1 hours, 35 mins that it took to resolve the issue approximatrly 55% of WEU customers experienced data access while querying log analytics data from Azure and OMS portal. Also, these impacted customers would have experienced latent alerts.
We've confirmed that all systems are back to normal as of 10/05, 19:35 UTC. Our logs show the incident started on 10/05, 18:00 UTC and that during the 1 hours, 35 mins that it took to resolve the issue approximatrly 55% of WEU customers experienced data access while querying log analytics data from Azure and OMS portal. Also, these impacted customers would have experienced latent alerts.
- Root Cause: The failure was due to one of the issues with backend services as part of data access pipeline.
- Incident Timeline: 1 Hours & 35 minutes - 10/05, 18:00 UTC through 10/05, 19:35 UTC.
We understand that customers rely on Azure Log Analytics as a critical service and apologize for any impact this incident caused.
-Vishal Suram