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

Contents
1 Overview of HP XP Thin Provisioning Software................................................5
XP Thin Provisioning Features......................................................................................................5
XP Thin Provisioning Benefits......................................................................................................5
Nondisruptive Addition of Physical Disks.................................................................................6
Improved Performance..........................................................................................................6
Reduced Storage Acquisition Costs........................................................................................6
Simplified Replication Planning..............................................................................................6
Complementary Software..........................................................................................................6
2 About XP Thin Provisioning Operations..........................................................8
XP Thin Provisioning Components................................................................................................8
Relationship between XP Thin Provisioning volumes and pools...................................................8
Supported Configurations.....................................................................................................8
Pools..................................................................................................................................9
V-VOLs...............................................................................................................................9
Growing a V-VOL ...........................................................................................................9
Reclaiming Pages from a V-VOL......................................................................................10
V-VOL Management Table...................................................................................................10
Managing Pool Capacity.........................................................................................................11
Monitoring Pool Usage Levels..............................................................................................11
Full Pool Handling..............................................................................................................12
Thresholds.........................................................................................................................13
SIM Reference Codes.........................................................................................................15
Pool Status........................................................................................................................16
Balancing I/O Load Across the Pool.....................................................................................16
Interoperability with Other Products and Functions......................................................................17
Using XP Continuous Access Software..................................................................................19
Using XP Continuous Access Journal Software........................................................................19
Using XP Business Copy Software........................................................................................20
Using XP Disk/Cache Partition.............................................................................................21
Using XP Auto LUN............................................................................................................21
3 Preparing for XP Thin Provisioning Operations..............................................22
Preparing the Storage System and Remote Web Console Computers.............................................22
Hardware and Software Requirements..................................................................................22
License Requirements..........................................................................................................22
Shared Memory Requirements.............................................................................................22
Operating System and File System Capacity..........................................................................22
Volume and Pool Requirements............................................................................................24
Installing and Uninstalling XP Thin Provisioning...........................................................................26
Installing XP Thin Provisioning..............................................................................................26
Uninstalling XP Thin Provisioning..........................................................................................26
4 Using the XP Thin Provisioning GUI.............................................................27
Pool Window.........................................................................................................................27
V-VOL Window......................................................................................................................31
XP Thin Provisioning Window...................................................................................................34
New Pool Dialog Box..............................................................................................................37
Change Pool Information Dialog Box.........................................................................................38
New V-VOL Group Dialog Box.................................................................................................38
Create V-VOL Dialog Box (1)....................................................................................................39
Create V-VOL Dialog Box (2)....................................................................................................40
Create V-VOL Dialog Box (3)....................................................................................................42
Contents 3