Create Raid Virtual Disk (Manual Physical Disk Select) - Dell PowerVault MD3260 Cli Manual
Powervault modular disk storage arrays
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Also See for PowerVault MD3260:
- Owner's manual (58 pages) ,
- Deployment manual (26 pages) ,
- Configuration manual (17 pages)
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Parameter
cacheReadPrefetch
segmentSize
usageHint
dssPreAllocate
securityType
Create RAID Virtual Disk (Manual Physical Disk Select)
This command creates a new disk group and virtual disk, and enables you to specify the physical disks for the virtual
disk.
116
Description
top and 1 for the RAID controller module on the bottom
when viewed from the rear of the enclosure. If you do not
specify an owner, the RAID controller module firmware
determines the owner.
NOTE: The owner parameter defines which RAID
controller module owns the virtual disk. The preferred
RAID controller module ownership of a virtual disk is
the RAID controller module that currently owns the
disk group.
The setting to turn on or turn off cache read prefetch. To
turn on cache read prefetch, set this parameter to TRUE.
To turn off cache read prefetch, set this parameter to
FALSE.
Amount of data (in kilobytes) that the RAID controller
module writes on a single physical disk in a virtual disk
before writing data on the next physical disk. Valid values
are 8, 16, 32, 64, 128, 256, or 512. For information
about the segmentSize parameter, see Using The Auto
Configure Command.
The settings for both the cacheReadPrefetch
parameter and the segmentSize parameter should be
the default values. The default values are based on the
typical I/O usage pattern of the application that is using
the virtual disk. Valid values are fileSystem,
dataBase, or multiMedia.
The setting to make sure that reserve capacity is allocated
for future segment size increases. The default value is
TRUE.
The setting to specify the security level when creating the
disk groups and all associated virtual disks.
•
none—The disk group and virtual disks are not
secure.
•
capable—The disk group and virtual disks are
capable of having security set, but security has
not been enabled.
•
enabled—The disk group and virtual disks have
security enabled.
For information about securityType, see Security
Type.
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