Experiencing Alerting failure for Log Search Alerts in China Gov - 07/21 - Resolved

[Azure-Monitor-Team]

^{Final Update: Wednesday, 22 July 2020 00:44 UTC}

^{We've confirmed that all systems are back to normal as of 07/21, 23:05 UTC. Our logs show the incident started on 07/20, 21:15 UTC and that during the 25 hours and 50 minutes that it took to resolve the issue, some customers might have experienced issues with missed or delayed Log Search Alerts in China East US2 region.} 

• ^{Root Cause: The failure was due to issue in one of our dependent services update.}
• ^{Incident Timeline: 25 Hours & 50 minutes - 07/20, 21:15 UTC through  07/21, 23:05 UTC}

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

^-Vincent

^{Update: Tuesday, 21 July 2020 21:27 UTC}

^{We continue to investigate issues within Log Search Alerts. Root cause is not fully understood at this time. Some customers continue to experience issues with missed or delayed Log Search Alerts in China East US 2 region.  We are working to establish the start time for the issue, initial findings indicate that the problem began at 07/20 21:15 UTC. We currently have no estimate for resolution.}

• ^{Work Around: None}
• ^{Next Update: Before 07/22 01:30 UTC}

^-Vincent

<sup>Update: Tuesday, 21 July 2020 16:46 UTC

We continue to investigate issues within Azure Log Analytics. Root cause is not fully understood at this time. Some customers continue to experience issues with missed or delayed Log Search Alerts in China East US 2 region.  We are working to establish the start time for the issue, initial findings indicate that the problem began at 07/20 21:15 UTC. We currently have no estimate for resolution.</sup>

• ^{Work Around: None}
• ^{Next Update: Before 07/21 21:00 UTC}

^-Vincent

<sup>Initial Update: Tuesday, 21 July 2020 12:57 UTC

We are aware of issues within Log Search Alerts and are actively investigating. Some customers may experience issues with missed or delayed Log Search alerts in China East 2 region.</sup>

• ^{Work Around: None}
• ^{Next Update: Before 07/21 17:00 UTC}

^{We are working hard to resolve this issue and apologize for any inconvenience.
-Mohini}