You can simulate a failover for clusters with Test Failover and a regional outage for a multi-region cluster with Test Outage.
You can simulate a failover for clusters with Test Failover in the Atlas UI or API. To learn more, see Test Primary Failover.
You can simulate a regional outage for a multi-region cluster with Simulate Regional Outage in the Atlas UI or API. To learn more, see Simulate Regional Outage.
Required Access
You must have Project Cluster Resilience Tester,` Project Cluster Manager, or higher role to perform a Test Failover or Simulate Regional Outage.