VERITAS Storage Foundation 4.1 Intelligent Storage Provisioning Administrator's Guide

Capabilities
168 VERITAS Storage Foundation ISP Administrator’s Guide
PrefabricatedDataMirroring
A volume uses prefabricated data mirroring that is configured on disks that are exported by an
array. This capability extends the PrefabricatedDataRedundancy capability.
Provided by volume template: PrefabricatedDataMirroring.
Variable: nmirs Number of prefabricated mirrors to use (default value is 2).
PrefabricatedDataRedundancy
A volume uses prefabricated redundant disks that are exported by an array.
Extended by capabilities: PrefabricatedDataMirroring, PrefabricatedRaid5.
PrefabricatedRaid5
A volume uses prefabricated RAID-5 disks that are exported by an array. This capability extends
the PrefabricatedDataRedundancy capability.
Provided by volume template: PrefabricatedRaid5.
PrefabricatedStriping
A volume uses prefabricated striped disks that are exported by an array.
Provided by volume template: PrefabricatedStriping.
Raid5Capability
A RAID-5 volume uses parity to implement data redundancy. This capability extends the
DataRedundancy capability.
Provided by volume template: Raid5Volume.
Variable: ncols Minimum number of data columns (default value is 8).
nmaxcols Maximum number of data columns (default value is 20).
Note An additional virtual column is always allocated to store parity information. This column is
not included in the number of data columns that are specified.