Lenovo ThinkServer RD240 Software User's Manual page 314

Figure 9.9 Controller Information
9-14
Most of the information on this screen is self-explanatory. Note:
•
The Rebuild Rate, Patrol Read Rate, Reconstruction Rate,
Consistency Check Rate, and BGI Rate (background initialization)
are all user selectable. For more information, see
"Changing Adjustable Task Rates," page
•
The BBU Present field indicates whether a battery backup unit is
installed.
•
The Alarm Present and Alarm Enabled fields indicate whether the
controller has an alarm to alert the user with an audible tone when
there is an error or problem on the controller. There are options on
the controller Properties tab for silencing or disabling the alarm.
All controller properties are defined in the
"Glossary."
Monitoring System Events and Storage Devices
Section 8.4,
8-37.
Section Appendix B,