Webhook notifications were not dispatched between 2019-09-04 15:50 (UTC) and 2019-09-04 21:08 (UTC). 

Status:

This issue has been resolved.  

Affected Scope

Webhook notifications dispatched between 2019-09-04 15:50 (UTC) and 2019-09-04 21:08 (UTC) were held in queue and not delivered until the end of this service degradation. Third party integrations, such as ServiceNow, Slack, PagerDuty, and HipChat were not affected. 

Event timeline

2019-09-04 21:08 (UTC): End of service degradation. Queued Alerts were delivered 

2019-09-04 15:50 (UTC): Degradation of webhook dispatching performance was first observed.