This screen allows you to customize settings for an individual logical drive, based on application requirements.
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Specify the logical drive I/O characteristics for the logical drive based on your application needs. The expected I/O characteristics of the logical drive are used by the controller firmware to indicate an appropriate default logical drive segment size When you specify expected I/O characteristics, the corresponding default cache read ahead multiplier and segment size values that are typically well suited for those I/O patterns are populated in the Cache read ahead multiplier and Segment size areas. Choose from the following Logical Drive I/O Characteristics:
Note: The cache read ahead multiplier may be changed later using the Logical Drive >> Change >> Cache Settings option. For more information, see Changing the Segment Size of a Logical Drive. Important:
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Specify the preferred controller ownership. Note: Choices include either the controller in slot A or the controller in slot B.
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Select the logical drive-to-LUN mapping
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Select Finish. Result: If the logical drive is created successfully, a success message is displayed and the logical drive is created with the specified RAID level, capacity, and other default parameters. If there is remaining free or unconfigured capacity on the storage subsystem, you have the option to create another logical drive.
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Learn About Creating Logical Drives and Arrays