We've confirmed that all systems are back to normal with no customer impact as of 8/6, 06:03 UTC. Our logs show the incident started on 8/05, 21:41 UTC and that during the 8 hours 22 minutes that it took to resolve the issue, customers using the AUDIT_LOG_REST_API in the Australia Southeast Region could have experienced a delay with ingested data.
Root Cause: The failure was due to a bad deployment.
Incident Timeline: 8 Hours & 22 minutes - 8/05, 21:41 UTC through 8/06, 06:03 UTC
We understand that customers rely on Azure Log Analytics as a critical service and apologize for any impact this incident caused.