3Ware 9550SX-4LP User Guide - Page 145

Auto-Carving for Multi LUN Support

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Configuring a New Unit 5 Tab to the RAID Configuration field and press Enter to display a list of available configurations for the number of drives you selected. Figure 58. Configuration Choices for Four Drives 6 Use the arrow keys to select the configuration you want and press Enter. 7 Tab to the field Stripe Size and select the desired striping size (16, 64, or 256 KB). Figure 59. Stripe Sizes for a RAID 5 8 (Optional) Tab through the policy fields and make any appropriate changes to the settings for: • Write Cache Setting • Drive Queuing Mode • Continue on Error During Rebuild • StorSave Policy For details about these settings, see "Configuration Options When Creating a Unit" on page 128. 9 (Optional) Tab to the field Boot Volume Size, press Enter and type the size for the boot volume (volume 0) in gigabytes; then press Enter again to set the size. 10 Tab to the OK button and press Enter to confirm creation of the unit. 11 If the volume summary screen appears, review the information and press any key to continue. Multiple volumes will be created if you entered a Boot Volume Size of greater than zero (0), or if auto-carving is enabled and the combined size of the drives in your unit is large enough to divide it into multiple volumes. If you are not satisified with how the volumes will be split up in the unit, delete the unit from the main 3BM screen and recreate it using a different Boot Volume Size. If desired, you can change the auto-carving policy or the carve size on the Policies page. For more information, see "Using Auto-Carving for Multi LUN Support" on page 121. You are returned to the main 3BM screen. www.3ware.com 135

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Configuring a New Unit
www.3ware.com
135
5
Tab
to the
RAID Configuration
field and press
Enter
to display a list of
available configurations for the number of drives you selected.
Figure 58.
Configuration Choices for Four Drives
6
Use the
arrow keys
to select the configuration you want and press
Enter
.
7
Tab
to the field
Stripe Size
and select the desired striping size (16, 64, or
256 KB).
Figure 59.
Stripe Sizes for a RAID 5
8
(Optional)
Tab
through the policy fields and make any appropriate
changes to the settings for:
•
Write Cache Setting
•
Drive Queuing Mode
•
Continue on Error During Rebuild
•
StorSave Policy
For details about these settings, see “Configuration Options When
Creating a Unit” on page 128.
9
(Optional)
Tab
to the field
Boot Volume Size
, press
Enter
and type the
size for the boot volume (volume 0) in gigabytes; then press
Enter
again
to set the size.
10
Tab
to the
OK
button and press
Enter
to confirm creation of the unit.
11
If the volume summary screen appears, review the information and press
any key to continue.
Multiple volumes will be created if you entered a Boot Volume Size of
greater than zero (0), or if auto-carving is enabled and the combined size
of the drives in your unit is large enough to divide it into multiple
volumes.
If you are not satisified with how the volumes will be split up in the unit,
delete the unit from the main 3BM screen and recreate it using a different
Boot Volume Size. If desired, you can change the auto-carving policy or
the carve size on the Policies page. For more information, see “Using
Auto-Carving for Multi LUN Support” on page 121.
You are returned to the main 3BM screen.