IBM DS8880 Thin Provisioning (Updated for Release 8.5)

Use of thin-provisioned volumes in IBM z

This chapter describes some features that are available in IBM z to manage thin-provisioned volumes and extent pools.

This chapter includes the following topics:

•6.1, “Thin-provisioned Count Key Data devices” on page 56

•6.2, “Advantages of using thin-provisioned volumes in z/OS” on page 57

•6.3, “Migrating to thin-provisioned volumes” on page 57

•6.4, “Thin provisioning support in IBM z” on page 58

•6.5, “DFSMSdss SPACEREL command” on page 60

•6.6, “Thin provisioning and copy services” on page 62

6.1 ...