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Experiencing Alerting failure for Log Search Alerts - 05/19 - Resolved

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Azure-Monitor-Team
Former Employee
May 19, 2021
Final Update: Wednesday, 19 May 2021 15:58 UTC

We've confirmed that all systems are back to normal with no customer impact as of 05/19, 15:45 UTC. Our logs show the incident started on 05/19, 14:30 UTC and that during the 1 hour 15 minutes that it took to resolve the issue customers may have experienced issues with missed or delayed alerts in Fairfax.
  • Root Cause: Engineering team has determined that part of the backend workflow for processing Log Search Alerts became unhealthy after it had reached an operational threshold.
  • Incident Timeline: 1 Hour & 15 minutes - 05/19, 14:30 UTC through 05/19, 15:45 UTC

We understand that customers rely on Log Search Alerts as a critical service and apologize for any impact this incident caused.

-Vincent


Published May 19, 2021
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