HP XP P9500 Storage User Manual

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Contents

1 About External Storage...............................................................................8

Resources that can be executed for each function..........................................................................8
Unifying copy operations between different storage systems...........................................................8
Unifying connections from a host to different storage systems..........................................................9

2 Interoperability with other products and functions..........................................11

LUN Manager and Configuration File Loader.............................................................................11
LUN Expansion......................................................................................................................11
Virtual LVI and Virtual LUN.......................................................................................................11
Cache Residency....................................................................................................................11
Performance Monitor...............................................................................................................12
Continuous Access Synchronous and Continuous Access Synchronous Z.........................................12
Continuous Access Journal and Continuous Access Journal Z........................................................12
Business Copy and Business Copy Z.........................................................................................12
Snapshot...............................................................................................................................12
Thin Provisioning....................................................................................................................12
SNMP Agent..........................................................................................................................12
Examples of using external volumes with other products...............................................................13

Auto LUN operations .........................................................................................................13
Continuous Access Synchronous operations...........................................................................14
Continuous Access Journal operations...................................................................................15
Business Copy operations...................................................................................................16
Snapshot operations...........................................................................................................17

3 Key terms................................................................................................19

External Storage components...................................................................................................19
Local storage system...............................................................................................................19
External storage system...........................................................................................................19
Remote Web Console computer................................................................................................20
External Storage.....................................................................................................................20
External volume......................................................................................................................20
Internal volume.......................................................................................................................20
Mapping...............................................................................................................................20
Storage systems and external paths...........................................................................................21
Volumes and mapping paths....................................................................................................21

4 Prerequisites............................................................................................22

Configuring External Storage...................................................................................................22

Choosing external port.......................................................................................................22
Choosing and mapping external volumes..............................................................................22
Registering a volume to an external volume group (ExG) ........................................................23
Configuring external volume attributes..................................................................................23
External paths ..................................................................................................................24

Path mode ...................................................................................................................25
Examples of alternate paths............................................................................................25
Examples of switching I/O execution paths to alternate paths (when the path mode is Multi
mode).........................................................................................................................26
Examples of switching I/O execution paths to alternate paths (when the path mode is Single
mode).........................................................................................................................27
Examples of switching I/O execution paths to alternate paths (when the path mode is Single
mode and there is at least one alternate path in Standby status)..........................................28

Connecting mainframe volumes...........................................................................................30
Connecting open systems volumes........................................................................................30

Contents

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