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SuperTrak EX Series User Manual
118
• Choose a coercion method from the Coercion Method dropdown menu.
The choices are:
•GBTruncate
• 10GBTruncate
• GRPRounding
• TableRounding
For more information, see “Capacity Coercion” on page 174.
• Enter a time interval (1 to 12 seconds) in the Write Back Cache Flush
Interval field.
For more information, see “Choosing Cache Policy” on page 173.
• Enter a time interval (15 to 255 seconds) in the Enclosure Polling
Interval field.
This is the time interval in which the controller polls all of the
components in the enclosure.
Note: Adaptive Writeback Cache is a planned feature for SuperTrak.
6. Click the Submit button.
The changes take effect immediately.
Clearing an Orphan Watermark
An Orphan Watermark condition is the result of a disk drive failure during an
NVRAM RAID level migration on a disk array. The Clear tab remains grayed out
unless this condition is present.
To clear an orphan watermark:
1. Click the Subsystem icon in Tree View.
2. Click the Controllers icon.
3. Click the Controller icon.
4. Click the Clear tab in Management View.
5. Click the Submit button.
The change takes effect immediately.
Viewing Battery Information
The RAID controller’s cache backup battery protects data in the cache for up to
72 hours in the event of a power failure.
To view battery information:
1. Click the Subsystem icon in Tree View.
2. Click the Controllers icon.