Final Update: Friday, 15 July 2022 09:07 UTC
We've confirmed that all systems are back to normal with no customer impact as of 7/15, 09:00 UTC. Our logs show the incident started on 7/14, 19:00 UTC and that during the 14 hours that it took to resolve the issue some of customers using Log Analytics may have experienced latency in the data ingestion and missed or delayed log search alerts.
- Root Cause: An increase in load caused a backend service to become unhealthy.
- Incident Timeline: 14 Hours - 7/14, 19:00 UTC through 7/15, 09:00 UTC
We understand that customers rely on Azure Log Analytics as a critical service and apologize for any impact this incident caused.
-Ashok
Update: Friday, 15 July 2022 04:14 UTC
We continue to investigate issues within Log Analytics. Some customers continue to experience latency in data ingestion. Initial findings indicate that the problem began at 07/14 ~07:00 UTC. We are continuing our investigation to determine possible mitigation steps.
- Work Around: None
- Next Update: Before 07/15 06:30 UTC
-Rahul
Update: Friday, 15 July 2022 02:01 UTC
We continue to investigate issues within Azure Log Analytics. Some customers continue to experience latency in data ingestion. Initial findings indicate that the problem began at 07/14 ~07:00 UTC. We are continuing our investigation to determine possible mitigation steps.
- Work Around: None
- Next Update: Before 07/15 04:30 UTC
-Rahul
Update: Friday, 15 July 2022 00:49 UTC
We continue to investigate issues within Log Analytics. Root cause is not fully understood at this time. Some customers continue to experience latency in the data ingestion. Initial findings indicate that the problem began at 07/14 ~07:00 UTC. We currently have no estimate for resolution.
- Work Around: None
- Next Update: Before 07/15 02:00 UTC
-Rahul
