Table Of Contents - HP StorageWorks XP24000 User Manual

Contents
1 Overview of HP StorageWorks XP External Storage Software...........................8
XP External Storage..................................................................................................................8
Unifying Copy Operations between Different Storage Systems........................................................8
Unifying Connections from a Host to Different Storage Systems.......................................................9
2 About XP External Storage Operations........................................................11
Connecting External Storage Systems........................................................................................11
XP External Storage Components..............................................................................................12
Storage Systems and Cross-subsystem Paths...........................................................................13
Volumes and Mapping Paths...............................................................................................13
XP External Storage Operations................................................................................................14
Configuring XP External Storage...............................................................................................15
Choosing the External Port..................................................................................................15
Choosing and Mapping External Volumes.............................................................................15
Registering a Volume to an External Volume Group (ExG).......................................................16
Configuring External Volume Attributes.................................................................................16
Cross-subsystem Paths.........................................................................................................17
Path Mode...................................................................................................................18
Examples of Alternate Paths............................................................................................18
Examples of Switching I/O Execution Paths to Alternate Paths.............................................20
Connecting Mainframe Volumes..........................................................................................24
Connecting Open Systems Volumes......................................................................................25
Choosing Mapping Policy........................................................................................................25
Difference between Automatic Mapping and Manual Mapping...............................................25
Port Discovery and Volume Discovery...................................................................................25
Using a Mapped External Volume from a Connected Host...........................................................26
Storing New Data in the Mapped External Volume.................................................................26
Using Existing Data in the Mapped External Volume...............................................................27
Interoperability with other Products and Functions.......................................................................28
LUN Manager and Configuration File Loader........................................................................28
LUN Expansion (LUSE)........................................................................................................28
Virtual LVI/LUN (VLL)..........................................................................................................29
Cache Residency Manager.................................................................................................29
Performance Monitor and XP Auto LUN.................................................................................29
XP Continuous Access and Hitachi TrueCopy™ for Mainframe.................................................29
HP StorageWorks XP Continuous Access Journal Software and Hitachi Universal Replicator™ for
Mainframe........................................................................................................................29
HP StorageWorks XP Business Copy Software and Hitachi ShadowImage™ for Mainframe.........29
HP StorageWorks XP Snapshot Software...............................................................................29
HP StorageWorks XP Thin Provisioning Software....................................................................30
SNMP Agent.....................................................................................................................30
Examples of Using External Volumes with Other Products.............................................................30
XP Auto LUN Operations.....................................................................................................30
XP Continuous Access Operations........................................................................................31
XP Continuous Access Journal Operations.............................................................................32
XP Business Copy Operations..............................................................................................33
XP Snapshot Operations.....................................................................................................34
3 Preparing for XP External Storage Operations..............................................36
System Requirements...............................................................................................................36
Storage Systems Supported as External Storage Systems.........................................................36
XP External Storage Requirements........................................................................................36
HP Confidential Contents 3