Online Documentation for SQL Administrator for SQL Server
Alarm Log
Alarm log displays the history of some alarms occurred on the server.
The grid consists of the following fields:
Alarm Name;
Check Date (the date when the server was checked on potential problems);
Alarmed (informs whether the alarm went off);
Description (the message informing about a potential problem).
Note: The following alarms are logged: Filling up of Database Space, No Server Connection, Low Buffer Cache Hit Ratio, CPU Overload, Lack of Memory, Busy Disks, Large Disk Queue.
The full list of alarms can be found here.