Virtual volumes tab – HP 3PAR Operating System Software User Manual

Page 126

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Description

Field

Group

NOTE:

The Device RPM number does not represent a rotational speed for the drives

without spinning media (SSD). It is meant as a rough estimation of the performance
difference between the drive and the other drives in the system. For FC and NL drives,
the number corresponds to both a performance measure and actual rotational speed.
For an SSD drive, the number is to be treated as relative performance benchmark that
takes into account in I/O per second, bandwidth, and the access time.

The CPG's RAID type.

RAID Type

The requested and current level of failure tolerance for
a volume created from this CPG: <System Default>,
Cage, Port, or Magazine.

Availability

The set size.

Set Size

The number of contiguous bytes in KB.

Step Size

The location on physical disks where chunklets are used:
near the beginning (Fast) or near the end of the disk
(Slow).

Preferred Chunklets

The filtering used for the disks making up the CPG.

Disk Filter

Virtual Volumes Tab

The Virtual Volumes tab displays the virtual volumes that make up the selected CPG.

The following information is displayed:

Description

Column

The name of the virtual volume.

Name

The domain in which the volume resides.

Domain

The current state of the volume. See

“System and Component Status Icons” (page 407)

.

State

The type of virtual volume.

Type

Indicates if the selected volume is fully provisioned or a thinly provisioned virtual volume.

Provisioning

The name of the Common Provisioning Group (CPG) from which user space is provisioned.

User CPG

The name of the CPG from which copy space is allocated.

Copy CPG

The RAID type of the disk.

RAID

The size (in GiB) reserved for user space.

Reserved User Size

The size (in GiB) reserved for copy space.

Reserved Copy Size

The host to which the virtual volume has been exported.

Exported To

The disk type, Fibre Channel (FC), Nearline (NL), or Solid State (SSD).

Device Type

126

Managing Common Provisioning Groups

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