Experiencing Data Latency Issue in Azure portal for Azure Monitors – 12/12 – Resolved

This post has been republished via RSS; it originally appeared at: New blog articles in Microsoft Tech Community.

Final Update: Thursday, 12 December 2019 08:47 UTC

We've confirmed that all systems are back to normal with no customer impact as of 12/12, 05:43 UTC. Our logs show the incident started on 12/12, 02:30 UTC and that during the 3 hours 13 minutes that it took to resolve the issue some of the customers in South East Asia Region may had experienced data access issue in the azure portal and queries from API might had failed for Log analytics, might had experienced alert failures and latency in alerting for Log Search alerts. 
  • Root Cause: The failure was due to an issue with one of our dependency service. 
  • Incident Timeline: 3 Hours & 13 minutes - 12/12, 02:30 UTC through 12/12, 05:43 UTC
We understand that customers rely on Log Analytics and Log Search Alerts as a critical services and apologize for any impact this incident caused.

-Monish

Update: Thursday, 12 December 2019 08:11 UTC

Root cause has been isolated to failure in the dependent service which was impacting the Log Analytics and Log Search Alerts clusters hosted in the South East Asia region. Some customers may experience may experience data access issue and might not receive expected alerts or may experience increased latency in receiving these alerts.
  • Work Around: None
  • Next Update: Before 12/12 13:30 UTC
-Anusha

Initial Update: Thursday, 12 December 2019 05:06 UTC

We are aware of issues within Log Analytics and Log Search Alerts and are actively investigating. Some customers in south East Asia Region may experience data access issue and might not receive expected alerts or may experience increased latency in receiving these alerts.

  • Work Around: None
  • Next Update: Before 12/12 08:30 UTC
We are working hard to resolve this issue and apologize for any inconvenience.
-Anusha

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