Asus DS300 G2 Series, Руководство пользователя

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DS300f G2 Series User Manual
59
4. Click the
Advanced Information
tab.
Advanced controller information includes:
• Slot 1 Memory Type
• Slot 2 Memory Type
• LUN Affinity *
• Controller Role
• Flash Size
• NVRAM Size
• Coercion *
• SMART *
• Write Back Cache Flush Interval *
• Adaptive Writeback Cache *
• Forced Read Ahead (cache) *
• Power Saving Standby Time *
• Cache Line Size
• Backup Flash Status
• Slot 1 Memory Size
• Slot 2 Memory Size
• ALUA *
• Flash Type
• NVRAM Type
• Preferred Cache Line Size
• Coercion Method *
• SMART Polling Interval *
• Enclosure Polling Interval *
• Host Cache Flushing *
• Power Saving Idle Time *
• Power Saving Stopped Time *
• Advanced Battery Flash
Backup Enabled *
• Backup Flash Size
Items with an asterisk (*) are adjustable under Controller Settings.
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In a dual-controller RAID subsystem, settings made to one controller are applied to both controllers.
To make controller settings:
1. Click the
Device
tab.
2. Click the
Component List
icon.
3. Click the controller you want, then click the
Settings
button.
4. Make settings changes as required:
• Enter, change or delete the alias in the Alias field.
• LUN Affinity
– Choose an enable/disable option from the drop-down menu.
RAID controllers must be set to Active-Active. See "Making Subsystem Settings" on page 54 and
"LUN Affinity" on page <?>.
• ALUA – Choose an enable/disable option from the drop-down menu.
RAID controllers must be set to Active-Active. See Making Subsystem Settings and “ALUA” on
page 251.
• SMART Log – Check the box to enable or uncheck to disable.
• SMART Polling Interval –
Enter
a value into the field, 1 to 1440 minutes
• HDD Power Saving – Choose time periods from the drop-down menus.
After an HDD has been idle for the set period of time:
Power Saving Idle Time
– Parks the read/write heads.
Power Saving Standby Time
– Lowers disk rotation speed.
Power Saving Stopped Time
– Spins down the disk (stops rotation).
• Coercion – Check the box to enable or uncheck to disable.
• Coercion Method – Choose a method from the drop-down menu:
GBTruncate
10GBTruncate
GrpRounding
TableRounding
• Write Back Cache Flush Interval –
Enter
a value into the field, 1 to 12 seconds.
• Enclosure Polling Interval – 15 to 255 seconds.
• Adaptive Writeback Cache – Check the box to enable or uncheck to
disable. See "Adaptive Writeback Cache" on page <?>.
• Host Cache Flushing – Check the box to enable or uncheck to
disable. See "Host Cache Flushing" on page <?>.
• Forced Read Ahead (cache) – Check the box to enable or uncheck to
disable. See "Forced Read-Ahead Cache" on page <?>.
• Advanced Battery Flash Backup
- Check the box to enable or uncheck to
disable. See "Advanced Battery Flash Backup" on page <?>.
5. Click the
Save
button.
Notes
Power Management must be enabled on the disk array for the HDD Power Saving settings
to be effective. See "Making Disk Array Settings" on page 93
Power Management functions are limited to the features your HDDs actually support.