HP 226593-B21 Smart Array 5i Plus Controller and Battery Backed Write Cache En - Page 49

Migrate RAID/Stripe Size Screen, Modify Logical Drive Screen

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Configuring an Array Click Advanced to display the Advanced Features screen, where you can enable or disable the maximum boot size for a logical drive. The default boot size is 32 sectors (16 kbytes) per track, and the maximum boot size is 63 sectors per track. Figure 7-12: Advanced Features screen Some operating systems need to use the maximum boot size to be able to create large boot partitions. For example, enabling the maximum boot size on a logical drive in the Windows NT 4.0 operating system allows you to create a bootable partition with a maximum size of 8 GB. NOTE: Enabling the maximum boot size may decrease performance of the logical drive. Modify Logical Drive Screen To display this screen, click Modify in the Logical Drive box (Figure 7-8) on the ACU Main Configuration screen. This screen resembles the Create Logical Drive screen (Figure 7-11), and lets you change the parameters of an existing logical drive while online, without causing data loss. Migrate RAID/Stripe Size Screen To display this screen, click Migrate in the Logical Drive box (Figure 7-8) on the ACU Main Configuration screen. It allows you to change the stripe width (block size) or RAID level of an existing logical drive while online, without causing data loss. Compaq Smart Array 5i Plus Controller and Battery Backed Write Cache Enabler User Guide 7-15

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Configuring an Array
Compaq Smart Array 5i Plus Controller and Battery Backed Write Cache Enabler User Guide
7-15
Click
Advanced
to display the
Advanced Features
screen, where you can enable or
disable the maximum boot size for a logical drive. The default boot size is 32 sectors
(16 kbytes) per track, and the maximum boot size is 63 sectors per track.
Figure 7-12:
Advanced Features screen
Some operating systems need to use the maximum boot size to be able to create large
boot partitions. For example, enabling the maximum boot size on a logical drive in
the Windows NT 4.0 operating system allows you to create a bootable partition with
a maximum size of 8 GB.
NOTE:
Enabling the maximum boot size may decrease performance of the logical drive.
Modify Logical Drive Screen
To display this screen, click
Modify
in the
Logical Drive
box (Figure 7-8) on the
ACU Main Configuration
screen. This screen resembles the
Create Logical Drive
screen (Figure 7-11), and lets you change the parameters of an existing logical drive
while online, without causing data loss.
Migrate RAID/Stripe Size Screen
To display this screen, click
Migrate
in the
Logical Drive
box (Figure 7-8) on the
ACU Main Configuration
screen. It allows you to change the stripe width (block
size) or RAID level of an existing logical drive while online, without causing data
loss.