Using external lus for xp business copy operations, Using external lus for business copy xp operations, Using external lus for – HP StorageWorks XP Remote Web Console Software User Manual

Page 52: Business copy xp operations

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1.

Use XP External Storage to map the volume in the external array as an internal LDEV of the local
array, which is used as the RCU for XP Continuous Access Journal operations.

CAUTION:

Set the IO Suppression mode to Disable.

Select the mapped volume's emulation type as required. If you select an open-system emulation
type (such as OPEN-V), go to step 2. If you select a mainframe-system emulation type (such as
3390-3), go to step 3.

For more information, see

Mapping external LUs (Add LU)

.

2.

If you set an open-system emulation type when mapping the volume, the mapped volume's status
automatically becomes Normal. However, the volume-formatting process is not automatically
executed. To optionally format the mapped volume, use the Custom Volume Size (CVS) function.
For instructions, see the HP StorageWorks XP LUN Configuration and Security Manager user
guide: HP XP12000 Disk Array, HP XP10000 Disk Array, HP 200 Storage Virtualization System
.

Go to step 4.

3.

If you set a mainframe-system emulation type when mapping the volume, the mapped volume's
status becomes Blockade. To format the volume, use the CVS function. To restore the volume, use
the Write to Control Blocks operation if you mapped the volume for which the data area has
already been zero-formatted on the external array side. For instructions, see the HP StorageWorks
XP LUN Configuration and Security Manager user guide: HP XP12000 Disk Array, HP XP10000
Disk Array, HP 200 Storage Virtualization System
.

Go to step 4.

4.

Set the XP Continuous Access Journal pair's P-VOL and S-VOL.

Using external LUs for XP Business Copy operations

Figure 17

shows an example of using an external LU for XP Business Copy operations. The mapped

external LU is set as the XP Business Copy pair's S-VOL, and the local array internal LDEV is set as
the XP Business Copy pair's P-VOL. For more information, see the HP StorageWorks XP Business Copy
user guide for XP12000/XP10000 Disk Arrays and SVS 200
.

Preparing for XP External Storage operations

52

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