HP StorageWorks 2300 Modular Smart Array reference guide (500911-001, January 2009)

HP StorageWorks 2300 Modular Smart Array reference guide 35
Viewing information about a volume
In the Configuration View panel, right-click a volume and select View > Overview. The Volume Overview
table shows:
• The capacity and space usage of the volume
• The quantity of mappings for the volume
• The quantity of task schedules for the volume
For descriptions of storage-space color codes, see About storage-space color codes.
Select a component to see more information about it.
Volume properties
When you select the Volume component, the Properties for Volume table shows:
• Vdisk Name. Name of the vdisk that the volume is in.
• Name.
• Size.
• Preferred Owner. Controller that owns the vdisk and its volumes during normal operation.
• Current Owner. Either the preferred owner during normal operation or the partner controller when the
preferred owner is offline.
• Serial Number.
• Cache Write Policy. Write-back or write-through. See Using write-back or write-through caching.
• Cache Optimization. Standard or super-sequential. See Optimizing read-ahead caching.
• Read Ahead Size. See Optimizing read-ahead caching.
• Type. Standard volume, master volume, or snapshot.
• Volume Description.
• For OpenVMS, a numeric value (set in SMU) that identifies the volume to an OpenVMS host.
• For HP-UX, a text value (set in-band by a host application) that identifies the volume.
•Blank if not set.
Mapping properties
When you select the Maps component, the Maps for Volume table shows:
• Type. Explicit or Default. Settings for an explicit mapping override the default mapping.
• Host ID. WWPN.
• Name. Host name.
• Ports. Controller host ports through which the volume is mapped to the host.
• LUN. Volume identifier presented to the host.
• Access. Volume access type: read-write, read-only, no-access (masked), or not-mapped.
Schedule properties
If any schedules exist for this volume, when you select the Schedules component, the Schedules table shows
information about each schedule. For the selected schedule, the Schedule Details table shows:
• Schedule Name.
• Schedule Specification.
• Schedule Status.
• Next Time.
• Task Type.
• Task Status.
• Task State.
• Source Volume.