Lenovo ThinkServer RD330 MegaRAID SAS Software User Guide - Page 304

Chapter 9: Monitoring System Events and Storage Devices | Monitoring Controllers MegaRAID SAS Software User Guide 9.3 Monitoring Controllers The e-mail address is deleted from the list. When MegaRAID Storage Manager software is running, you can see the status of all controllers in the left panel of the MegaRAID Storage Manager window. If the controller is operating normally, the controller icon looks like this: . If the controller has failed, a small red circle appears to the right of the icon. (See Section 7.2.1, Dashboard/PhysicalView/Logical View for a complete list of device icons.) To display complete controller information, click a controller icon in the left panel of the MegaRAID Storage Manager window. The controller properties display in the right panel, as shown in Figure 187. Page 304 Figure 187: Controller Properties Most of the information on this screen is self-explanatory. Note the following:  The Rebuild Rate, Patrol Read Rate, Reconstruction Rate, Consistency Check Rate, and BGI Rate (background initialization) are all user selectable. For more information, see Section 8.4, Changing Adjustable Task Rates.  The BBU Present field indicates whether a battery backup unit is installed.  The Alarm Present field and the Alarm Enabled field 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. The controller properties are defined in Appendix C.