Final Update: Saturday, 6/20/2015 10:41 UTC
We’ve confirmed that all systems are back to normal with no customer impact as of 6/20/2015, 9:13 UTC. Our logs show the incident started on 6/20/2015, 06:30 UTC and that during the 103 minutes that it took to resolve the issue a very small number of customers may have experienced failures or incomplete data when querying for Application Insights data.
• Root Cause: The failure was due to a transient issue with several back-end nodes which caused some data indexes to be unavailable for the duration of the issue.
• Lessons Learned: We have gathered all of the applicable logs and telemetry and will be working with our partner teams to understand the root cause of the node failures.
• Incident Timeline: 2 Hours & 43 minutes - 6/20/2015, 06:30 UTC through 6/20/2015, 09:13 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.
-Application Insights Service Delivery Team
Initial Update: Saturday, 6/20/2015 07:52 UTC
We are aware of issues within Application Insights and are actively investigating. Some customers may experience Data Access Issue. The following data types are affected: Availability, Customer Event, Dependency, Exception, Metric, Page Load, Page View, Performance Counter, Request.
• Work Around: None
• Next Update: 6/21/2015 10:00 UTC
We are working hard to resolve this issue and apologize for any inconvenience.
-Application Insights Service Delivery Team
![]()
We’ve confirmed that all systems are back to normal with no customer impact as of 6/20/2015, 9:13 UTC. Our logs show the incident started on 6/20/2015, 06:30 UTC and that during the 103 minutes that it took to resolve the issue a very small number of customers may have experienced failures or incomplete data when querying for Application Insights data.
• Root Cause: The failure was due to a transient issue with several back-end nodes which caused some data indexes to be unavailable for the duration of the issue.
• Lessons Learned: We have gathered all of the applicable logs and telemetry and will be working with our partner teams to understand the root cause of the node failures.
• Incident Timeline: 2 Hours & 43 minutes - 6/20/2015, 06:30 UTC through 6/20/2015, 09:13 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.
-Application Insights Service Delivery Team
Initial Update: Saturday, 6/20/2015 07:52 UTC
We are aware of issues within Application Insights and are actively investigating. Some customers may experience Data Access Issue. The following data types are affected: Availability, Customer Event, Dependency, Exception, Metric, Page Load, Page View, Performance Counter, Request.
• Work Around: None
• Next Update: 6/21/2015 10:00 UTC
We are working hard to resolve this issue and apologize for any inconvenience.
-Application Insights Service Delivery Team