Top-level status and incident impact calculations | Statuspage | Atlassian Support
These are the results we got different as compared to atlassian support page.
For 2 or more components
If all components have a status of 'Major Outage', top-level status will read 'Partial System Outage'
If all components have a status of 'Partial Outage', top-level status will read 'Minor Service Outage'
If any components have a status of 'Partial Outage', top-level status will read 'Partial System Outage'
If all components have a status of 'Degraded Performance', top-level status will read 'Partially Degraded Service'