HP StorageWorks XP24000/XP20000 Thin Provisioning Software User Guide (T5227-96015, May 2011)

2 About XP Thin Provisioning Operations
This chapter contains a technical overview of XP Thin Provisioning.
• “XP Thin Provisioning Components” (page 9)
• “Managing Pool Capacity” (page 12)
• “Interoperability with Other Products and Functions” (page 18)
XP Thin Provisioning Components
Relationship between XP Thin Provisioning volumes and pools
Figure 2 (page 9) illustrates the relationship between an XP Thin Provisioning volume and an XP
Thin Provisioning pool.
Figure 2 XP Thin Provisioning
Supported Configurations
Table 1 Supported XP Thin Provisioning Configurations
Supported ConfigurationsItems
46 MB to 4.0 TB:
• 46 MB to 4,194,303 MB, or
• 96,000 blocks to 8,589,934,592 blocks, or
• 50 to 4,473,924 cylinders
V-VOL capacity
8192 per poolMaximum number of
V-VOLs
128 per subsystem, 128 deducted from the maximum number of XP Snapshot
pools.
Maximum number of pools
XP Thin Provisioning Components 9