This incident has been resolved. We will be conducting a postmortem and will post it against this status page.
The maintenance against app-01 is now complete, and we've verified that email alerting is now functional on this application server. We will continue to monitor the issue.
The issue has been identified and a fix is being implemented.
We have confirmed that email alerting is now functional on the app-03 application node.
Emergency maintenance is now under way for the app-01 application node. The system will be briefly unavailable.
Emergency maintenance has completed on app-03. The system is now available.
AppNeta Engineering is executing the previously mentioned emergency maintenance in the next few minutes on the app-03 application node. During this time, APM will be briefly unavailable on the app-03 application node.
AppNeta Engineering is planning to take the app-01 and app-03 application nodes offline for emergency maintenance shortly, to remediate this issue. The expected duration of this maintenance should be less than one hour.
AppNeta Engineering has identified an issue affecting email alerting on a subset of application nodes. During this time, email alerting is non-functional on the app-01 and app-03 application nodes.
AppNeta is investigating the issue and will post updates here.