APC RAID Subsystem SCSI-SATA II User Manual download pdf (Page 73)

SCSI to SATA II RAID Subsystem

User Manual

Chapter 8 System Management

8.1 System Setting

Some RAID subsystem System settings can be configured to the user’s preference to

match certain application.

The following can be set using “System Setting” function in System menu:

Alarm Beeper:

The Alarm Beeper function item is used to Disable or Enable the RAID subsystem

alarm tone generator. When Alarm Beeper option is checked, the alarm beeper is

enabled.

Cache Type:

The RAID subsystem supports Write Through and Write Back cache type. Write

Back allows temporary saving of data in the volatile cache memory and data are

acknowledged to have been received once it reaches the cache memory. Write

Through allows saving the data in the disk drives and data confirmation is

acknowledged once the data are written to the disk drives.

Cache Ratio:

Select 10% to 90% or adaptive.

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APC RAID Subsystem SCSI-SATA II User Manual Page 73