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Chapter 6. Volume configuration

A volume is a logical disk provisioned out of a storage pool and is recognized by a host with a

unique identifier (UID) field and a parameter list.

The first part of this chapter provides a brief overview of IBM Spectrum Virtualize volumes,

the classes of volumes available, and the topologies that they are associated with. It also

provides an overview of advanced customization available.

The second part describes how to create volumes by using the GUI’s

Quick and Advanced

volume creation menus, and shows you how to map these volumes to defined hosts.

The third part provides an introduction to the new volume manipulation commands, which are

designed to facilitate the creation and administration of volumes used for

IBM HyperSwap

topology.

This chapter includes the following topics:

򐂰 Introduction to volumes

򐂰 Create Volumes menu

򐂰 Creating volumes using the Volume Creation

򐂰 Mapping a volume to the host

򐂰 Creating Custom volumes

򐂰 HyperSwap and the mkvolume command

򐂰 Mapping Volumes to Host after volume creation

򐂰 Migrating a volume to another storage pool

򐂰 Migrating volumes using the volume copy feature

򐂰 I/O throttling

Note: Advanced host and volume administration, such as volume migration and creating

volume copies, is described in Chapter 10, “Copy services” on page 485.

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