Tuesday, October 26, 2021

Experiencing Data Latency issue in Azure Portal for Many Data Types - 10/26 - Resolved

Final Update: Tuesday, 26 October 2021 20:07 UTC

We've confirmed that all systems are back to normal with no customer impact as of 10/26, 19:00 UTC. Our logs show the incident started on 10/26, 17:45 UTC and that during the 1 hour and 15 minutes that it took to resolve the issue 62.3% of customers experienced Consistent data latency and incorrect alert activation.
  • Root Cause: The failure was due to backend service became unhealthy causing data latency.
  • Incident Timeline: 1 Hours & 15 minutes - 10/26, 17:45 UTC through 10/26, 19:00 UTC
We understand that customers rely on Log Analytics as a critical service and apologize for any impact this incident caused.

-Arish B

Posted at https://sl.advdat.com/2ZxWqG3