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Edit External Volumes window

DescriptionItem

Cache Mode

• Enable: Write data from the host is propagated asynchronously.

• Disable: Write data from the host is propagated synchronously.

See “Cache use and external storage performance” (page 14) for more

information.

Inflow Control

• Enable: Limits or prevents write data from being written to cache memory

when the write operation cannot be performed.

• Disable: Allows write data to be written to cache when the write

operation cannot be performed.

See “Editing external volume policies (settings)” (page 42) for more

information.

Select whether ALUA is used as the Path Mode..Use ALUA as Path Mode

• Enable: Enables ALUA mode.

• Disable: Disables ALUA mode.

The value that is set for the selected external volume is used as the default.

If two or more external volumes with different values are selected, the item

120 External Storage GUI reference

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