96
Standard
This is the default option. Synchronous file system transactions are written out and then
secondly all devices written are flushed to ensure the data is stable (not cached by device
controllers).
Always
This ensures file system transaction is written and flushed to stable storage by a system
call return. Selecting this option can bring performance penalty.
IMPORTANT:
•
The 4600U/T series does not support the Dedup and Copy functions. Neither can you
disable the the Sync function using the 4600U/T series.
•
The 4600U/T supports the Compression function.
•
The Initial Reservation (Thin Provisioning) function applies to the 12600 series, not the
4600 series.
•
The Copy function is not available on the 12600U series.
3. Select a Volume from which you want to create a Logical Disk.
4. Enter a description for the Logical Disk, such as "iSCSI target for PC #xx."
5. Enter and/or select a storage space as the Logical Disk Size.
6. Select to preserve a certain amount of disk space as the Initial Reservation.
7. Select the Compression option.
8. Select how many snapshot copies will be preserved in your storage volume.
9. Sync: see the next page for the choices.