BIOS CONFIGURATION
3.7.5.5 Background Task Priority
Controller I/O Port:F3000000h, F2: Select Controller, F10: Reboot System
Areca Technology Corporation RAID Controller
Main MenuRaid System Function
Raid Rebuild Priority
Quick Volume/RaidMuteThe AlertSetupBeeper
UltraLow(5%)
Raid SetAlertFunctionBeeper Setting
Low(20%)
VolumeChangeSet Function
Medium(50%)
PhysicalJBOD/RAIDDrives Function
High(80%)
Raid Background Task Priority
EthernetMaximumConfigurationSATA Mode
View SystemHDDReadEventsAhead Cache
Clear EventStaggerBufferPower on
HardwareEmptyMonitorHDD slot LED
SystemHDDinformationSMART Status Polling
Controller Fan Detection
Disk Write Cache Mode
Capacity Truncation
ArrowKey Or AZ:Move Cursor, Enter: Select, ESC: Escape, L:Line Draw, X: Redraw
The “Background Task Priority” is a relative indication of how much time the controller devotes to a rebuild operation. The SATA RAID controller allows the user to choose the rebuild prior- ity (ultralow, low, normal, high) to balance volume set access and rebuild tasks appropriately.
3.7.5.6 Maximum SATA Mode
Controller I/O Port:F3000000h, F2: Select Controller, F10: Reboot System
Areca Technology Corporation RAID Controller
Main MenuRaid System Function
Maximum SATA Mode
Quick VolMume/Raidte The AlertSetupBeeper
Raid SetAlertFunctionBeeper Setting
SATA150
VolumeChangeSet SATA150+NCQ
PhysicalJBOD/RAIDDrives Function
SATA300
Raid SystemBackgroundFunctionTask Priority
SATA300+NCQ
Maximum SATA Mode
Ethernet
View SystemHDD ReadEventsAhead Cache
Clear EventStaggerBufferPower on
HardwareEmptyMonitorHDD slot LED
SystemHDDinformationSMART Status Polling
Controller Fan Detection
Disk Write Cache Mode
Capacity Truncation
ArrowKey Or AZ:Move Cursor, Enter: Select, ESC: Escape, L:Line Draw, X: Redraw
The SATA RAID controller can support up to SATA ll, which runs up to 300MB/s, twice as fast as SATA150. NCQ is a command protocol in Serial ATA that can only be implemented on na- tive Serial ATA hard drives. It allows multiple commands to be outstanding within a drive at the same time. Drives that support NCQ have an internal queue where outstanding commands can
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