Adaptec 51645 User Guide - Page 90

Power Management Settings, Appendix C: Using the Adaptec RAID Configuration Utility

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Appendix C: Using the Adaptec RAID Configuration Utility ● 90 Option Description SATA Native Command When enabled, NCQ is enabled. Disable this feature if you want to Queuing (NCQ) attach more than 48 SATA II disk drives. Only available with SATA II disk drives. Physical Drives Display When enabled, connected disk drives are displayed during system Power During POST On Self Test (POST). Displaying the disk drives adds a few seconds to the overall POST time. Default is disabled. DVD/CD-ROM Boot Support When enabled, the system can be booted from a bootable CD. (This setting is not available on all RAID controller models.) Note-CD's are not supported by current software. Removable Media When enabled, removable media devices, such as CD drives, are Devices Boot Support supported. (This setting is not available on all RAID controller models.) Alarm Control When enabled, the alarm sounds. Default is enabled. Note-When the alarm is turned off (disabled), it will automatically turn back on after a reboot. LED Indication Mode When set to Activity/Fault, the drive LEDs blink to indicate I/O activity (randomly depending on I/O load) and fault (steady 1Hz). When set to Fault Only, the drive LEDs blink to indicate fault state only. Default is Activity/Fault. Selectable Performance Mode When set to Dynamic, performance criteria adjusts automatically based on controller usage, RAID level, and disk drive type. When set to OLTP/Db, performance criteria is optimized for transaction-oriented applications, such as data entry and retrieval. Default is Dynamic. Power Management Settings Note: When power management is disabled, no related options will be displayed. Note: Make sure the operating system driver supports power management. Note: Default settings are shown in bold type. Option Description Power Management Settings When enabled, switches the system to low power state, based on the specified settings. Time Zone The time zone of the place in which the system is located. Time specific power management settings are implemented based on the set time zone. By default, it is set to 00:00. The valid range for the time zone settings is -12:00 to +12:00. Stay Awake Start The time from which the system should operate in the full power mode, irrespective of other power management settings, daily. By default it is set to 00:00. The valid range is 00:00 to 23:59. Stay Awake End The time until which the system should operate in the full power mode, irrespective of other power management settings, daily. By default it is set to 00:00. The valid range is 00:00 to 23:59. Spin Up Limit (Internal) The number of internal drives to be spun up at any given moment. By default it is set to 0. In the default setting, all the internal drives will spin up. Spin Up Limit (External) The number of external drives to be spun up at any given moment. By default it is set to 0. In the default setting, all the external drives will spin up.

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Appendix C: Using the Adaptec RAID Configuration Utility
●
90
Power Management Settings
Note:
When power management is disabled, no related options will be displayed.
Note:
Make sure the operating system driver supports power management.
Note:
Default settings are shown in
bold
type.
SATA Native Command
Queuing (NCQ)
When
enabled
, NCQ is enabled. Disable this feature if you want to
attach more than 48 SATA II disk drives. Only available with SATA II disk
drives.
Physical Drives Display
During POST
When enabled, connected disk drives are displayed during system Power
On Self Test (POST). Displaying the disk drives adds a few seconds to
the overall POST time. Default is
disabled
.
DVD/CD-ROM Boot
Support
When
enabled
, the system can be booted from a bootable CD. (This
setting is not available on all RAID controller models.)
Note
—CD’s are not supported by current software.
Removable Media
Devices Boot Support
When
enabled
, removable media devices, such as CD drives, are
supported. (This setting is not available on all RAID controller models.)
Alarm Control
When enabled, the alarm sounds. Default is
enabled
.
Note
—When the alarm is turned off (disabled), it will automatically turn
back on after a reboot.
LED Indication Mode
When set to Activity/Fault, the drive LEDs blink to indicate I/O activity
(randomly depending on I/O load) and fault (steady 1Hz). When set to
Fault Only, the drive LEDs blink to indicate fault state only. Default is
Activity/Fault
.
Selectable Performance
Mode
When set to Dynamic, performance criteria adjusts automatically based
on
controller usage, RAID level, and disk drive type. When set to OLTP/Db,
performance criteria is optimized for transaction-oriented applications,
such as data entry and retrieval. Default is
Dynamic
.
Option
Description
Power Management
Settings
When enabled, switches the system to low power state, based on the
specified settings.
Time Zone
The time zone of the place in which the system is located. Time specific
power management settings are implemented based on the set time
zone. By default, it is set to
00:00
.
The valid range for the time zone settings is -12:00 to +12:00.
Stay Awake Start
The time from which the system should operate in the full power mode,
irrespective of other power management settings, daily. By default it is
set to
00:00
.
The valid range is 00:00 to 23:59.
Stay Awake End
The time until which the system should operate in the full power mode,
irrespective of other power management settings, daily. By default it is
set to
00:00
.
The valid range is 00:00 to 23:59.
Spin Up Limit (Internal)
The number of internal drives to be spun up at any given moment. By
default it is set to
0
. In the default setting, all the internal drives will
spin up.
Spin Up Limit (External)
The number of external drives to be spun up at any given moment. By
default it is set to
0
. In the default setting, all the external drives will
spin up.
Option
Description