FastTrak SX4300, SX8300 User Manual
Spare Drives are automatically added to an array once a disk member of the array has been detected as failed. To restore fault tolerance as quickly as possible, the FastTrak Controller performs an automatic data rebuild on the spare drive in the background without the need to restart the system. At a later time, the failed drive can be physically removed and a new drive added in its place to function as the spare drive.
Cache Settings
Sets the FastTrak controller’s cache mode for each logical drive. The choices are WriteBack and WriteThru (write through). A
This action increases availability of the logical drive. If the power fails before the data is written to the disk drive, the data will be lost.
The alternative is a
Logical Drive Expansion
To expand a logical drive is to increase the number of disk drives.
The FastTrak SX4300 and SX8300 RAID Controller cards support logical drive expansion. However, you must use the WebPAM software to access this function. WebPAM ships with the FastTrak SX Series card on the software CD.
46