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– CLPR: CLPR used for accessing to the mapped volume when the cache
memory is partitioned using Virtual Partition Manager.
– SLPR: SLPR that the selected CLPR belongs to. However, when the
emulation type for the mainframe is selected in Emulation Type, you
can only select CLPR that belongs to SLPR number 0.
– Cache mode: displays if the write I/O from the host is propagated
synchronously (Disable) or asynchronously (Enable) to the external
storage device.
– Inflow Control: displays the writing operation to the cache memory is
stopped (Enable) or continued (Disable) when the writing operation to
the external volume is impossible.
– Number of LDEVs: maximum number of LDEVs to be created in the
external volume.
– Auto Discovery of Ports: displays whether to search for the WWN
connected to all the external ports (Enable) or to search for the WWN
connected to only the external port which you specify (Disable). If you
set Enable, Port Discovery is automatically executed before the
Configure Cross-subsystem Paths dialog box is displayed.
•
Close button
Close the Edit Policy dialog box.
•
Pop-up menu
The Edit Policy dialog box does not have a pop-up menu that can be
displayed.
Deleting the External Volume Mapping
You can start the operation of deleting the external volume mapping from the
Volume Operation window. To delete the mapping of the external volume, click
the Delete Volume command in the pop-up menu displayed in the Volume
Operation window. Though you can delete the setting of mapping for an
internal volume and an external volume using the Delete Volume command,
you cannot delete data in the external volume. You cannot delete data in the
internal volume either.
Check the following before deleting the external volume mapping.
•
Whether the execution of any application (for example, Command Control
Interface) that is using the command device is in progress or not.
If the execution of any application that is using the command device is in
progress, stop the application.
•
Whether the Disconnect Subsystem command or the Disconnect
Volume command is executed.
Hitachi Universal Storage Platform V/VM Universal Volume Manager User's Guide
Performing Universal Volume Manager Operations
5-45
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