3Ware 9550SXU16MLB10 User Guide - Page 95

Select RAID Configuration, Enter, arrow keys, Array's Write Cache State, Stripe Size

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Creating a New Unit 4 Tab to the Select RAID Configuration field and press Enter to display a list of available configurations for the number of drives you selected. Figure 34. List of Configuration Choices for Four Drives 5 Use the arrow keys to select the configuration you want and press Enter. 6 (Optional) Tab to the field Array's Write Cache State and select whether you want the write cache to be enabled or disabled for this unit. Note: You can enable or disable the write cache again later without affecting the configuration. For more information about write cache, see "Enabling and Disabling the Unit Write Cache" on page 95. 7 Tab to the field Stripe Size and select the desired striping size (16, 64, or 256 KB). Figure 35. Stripe Sizes for a RAID 5 8 (Optional) Tab to the field Continue on source error during rebuild. Normally this is left disabled, however if you want any rebuilds of this unit to continue in the event of source errors, you can enable it. For more information, see the discussion of the "Overwrite ECC errors" feature in 3DM, under "Controller Settings Page" on page 53. Note: You can enable or disable this setting later without affecting the configuration. 9 Tab to the OK button and press Enter to confirm creation of the unit. You are returned to the main 3BM screen. Note: The array is not actually created and no data is overwritten until you have finished making all your changes and press F8. www.3ware.com 89

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Creating a New Unit
www.3ware.com
89
4
Tab
to the
Select RAID Configuration
field and press
Enter
to display a
list of available configurations for the number of drives you selected.
Figure 34. List of Configuration Choices for Four Drives
5
Use the
arrow keys
to select the configuration you want and press
Enter
.
6
(Optional)
Tab
to the field
Array’s Write Cache State
and select
whether you want the write cache to be enabled or disabled for this unit.
Note:
You can enable or disable the write cache again later without
affecting the configuration. For more information about write cache, see
“Enabling and Disabling the Unit Write Cache” on page 95.
7
Tab
to the field
Stripe Size
and select the desired striping size (16, 64, or
256 KB).
Figure 35. Stripe Sizes for a RAID 5
8
(Optional)
Tab
to the field
Continue on source error during rebuild
.
Normally this is left disabled, however if you want any rebuilds of this
unit to continue in the event of source errors, you can enable it. For more
information, see the discussion of the “Overwrite ECC errors” feature in
3DM, under “Controller Settings Page” on page 53.
Note:
You can enable or disable this setting later without affecting the
configuration.
9
Tab
to the
OK
button and press
Enter
to confirm creation of the unit.
You are returned to the main 3BM screen.
Note:
The array is not actually created and no data is overwritten until
you have finished making all your changes and press
F8
.