Dell PowerVault MD3260i CLI Guide - Page 201
Show Storage Array Host Topology
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numberOfVirtualDisksPerGroup hotSpareCount=numberOfHotspares segmentSize=segmentSizeValue cacheReadPrefetch=(TRUE | FALSE) securityType=(none | capable | enabled)] Parameters Parameter physicalDiskType raidLevel diskGroupWidth diskGroupCount virtualDisksPerGroupCount hotSpareCount segmentSize cacheReadPrefetch securityType Description Type of physical disk to use for the storage array. Valid physical disk type is SAS. This parameter is not required if only one type of physical disk is in the storage array. RAID level of the disk group that contains the physical disks in the storage array. Valid RAID levels are 0, 1, 5 or 6. Number of physical disks in a disk group in the storage array. This number depends on the capacity of the physical disks. Integer values are required. For information about the number of physical disks that you can use in a disk group, see Enclosure Loss Protection. Number of disk groups in the storage array. Use integer values. Number of equal-capacity virtual disks per disk group. Use integer values. Number of hot spares desired in the storage array. Use integer values. For information about hot spares, see Assigning Global Hot Spares. 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 setting to turn on or turn off cache read prefetch. To turn off cache read prefetch, set this parameter to FALSE. To turn on cache read prefetch, set this parameter to TRUE. The setting to specify the security level when creating the disk groups and all associated virtual disks. These settings are valid: • 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. Show Storage Array Host Topology This command returns storage partition topology, host type labels, and host type index for the host storage array. 201