The alarm history displays the status changes of all alarm rules in the last 30 days. You can view and trace alarm records in a unified and convenient manner.
On the Alarm History page, you can view the status changes of all alarm rules from the last 30 days.
In the upper right corner of the alarm history list is a calendar, with which you can set the alarm history of any desired time range within 30 days.
On the top of the alarm history list, you can click All resource types, All severities, or All statuses to view the alarm history.