Configurations
Recommended configurations
HP recommends factory configurations of the preinstalled RAID offerings for HP Elite
HP Elite
CAUTION: The PCI Device ID of the mass storage controller changes after changing IDE mode. Changing the BIOS from IDE mode to RAID mode is the equivalent of connecting the hard drives to a new
Table 6: RAID drives
Mode | Purpose | Minimum drives required |
|
|
|
RAID 0 | Striped for | 2 |
| Performance. |
|
|
|
|
RAID 1 | Mirrored for Protection. | 2 |
|
|
|
RAID 5 | Parity for Accuracy. | 3 |
|
|
|
RAID 0 + 1 | Mirrored and Striped. | 4* |
|
|
|
| 4 logical drives on 2 |
|
Intel’s Rapid Technology | physical disks, to | 2 |
| emulate RAID 0 and 1 |
|
* Not supported on HP Elite
The following notes are important for RAID configurations:
•RAID 1 is the only RAID configuration that HP Elite
•All
–Are complete RAID systems
–Have both drives installed
–Have the necessary Option ROM configuration
–Are
–Include a preinstalled operating system that is mirrored mode out of the box
•HP also recommends keeping the default options in the RAID Option ROM and in the Windows RAID application. Options like “chunk” size for changing the size “stripe” size have more history in their defaults settings
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