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•
Check the Enable Coercion box to enable disk drive capacity coercion.
For more information, see ―Capacity Coercion‖ on page 339.
•
Choose a coercion method from the Coercion Method dropdown menu.
The choices are:
GB Truncate – (Default) Reduces the useful capacity to the nearest
1,000,000,000 byte boundary.
10GB Truncate – Reduces the useful capacity to the nearest
10,000,000,000 byte boundary.
Group Rounding – Uses an algorithm to determine how much to
truncate. Results in the maximum amount of usable drive capacity.
Table Rounding – Applies a predefined table to determine how much to
truncate.
•
Enter a time interval (1 to 12 seconds) in the Write Back Cache Flush
Interval field.
•
Enter a time interval (15 to 255 seconds) in the Enclosure Polling
Interval field.
This is the time interval at which the controller polls all of the
components in the enclosure.
•
Check the Adaptive Writeback Cache box to enable this feature.
•
Enter a power level into the HDD Power Levels field. The choices are:
0 – Disables the feature. The read/write heads never park.
1 – Parks the read/write heads after the specified period of HDD Idle
Time.
2 – Parks the read/write heads and lowers rotation speed after the
specified period of HDD Standby Time.
3 – Parks the read/write heads, lowers rotation speed, and spins down
after the specified period of HDD Stopped Time.
•
Enter an idle time period into the HDD Idle Time field.
1 to 1440 minutes or 0 to disable.
•
Enter a standby time period into the HDD Standby Time field.
1 to 1440 minutes. or 0 to disable.
•
Enter a stopped time period into the HDD Stopped Time field.
10 to 1440 minutes or 0 to disable.
•
Check the Host Cache Flushing box to enable this feature.
When enabled, the controller immediately flushes the data in its cache
to the drives when the Host sends a Flush Cache command.
•
Check the NCQ box to enable this feature.
Chapter 4: Management with ASUS Storage Management
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