Create Logical Drive Wizard - Specify Logical Drive Capacity/Name

Use the Create Logical Drive Wizard - Specify Logical Drive Capacity/Name dialog to specify the capacity and unique name for an individual . You must indicate exactly how much of the available capacity of the that you want to allocate to the individual logical drive that you are creating.


Important:

When you define the capacity requirements for a new logical drive, keep in mind any future requirements that you might have for logical drives in this array. Make sure that you allow enough free capacity to create and their associated , or to create .

  1. Use the box to indicate the capacity of the new individual logical drive and the list to indicate the specific capacity units to use (MB, GB, or TB). The maximum value, shown by default, is the maximum logical drive capacity allowed.Keep these guidelines in mind when you specify the capacity of the new logical drive:
  2. Specify the logical drive name.

    Keep these guidelines in mind when choosing a name:

  3. Select one of these options, and go to the indicated step.
  4. Review this information about recommended settings.

    When you specify expected I/O characteristics, the corresponding default cache read ahead multiplier and values are populated in the Cache Read Ahead Multiplier and Segment Size areas.

    The default settings for recommended settings are shown in this table.

    Setting Description
    Logical drive I/O characteristics

    • , , , or – File System (typical)
    • – Multimedia

    Preferred controller ownership

    The default is determined by the controllers in a controller pair so that logical drive I/O loads can be appropriately balanced between them.

    Mappings

    If the Storage Partitioning premium feature is not enabled, the default setting is Automatic, and the logical drive is automatically assigned a and is accessible by any connected to the . If Storage Partitioning is enabled, the default setting is Map Later using the Mappings Tab, and the logical drive is not assigned a LUN and is not accessible by any hosts until you go to the Mappings tab and assign a specific host and LUN to this logical drive.

  5. Click Next.
    The Create Logical Drive Wizard - Specify Mappings dialog appears. You are finished with this procedure.
  6. Click Next.
    The Create Logical Drive Wizard - Customize Advanced Logical Drive Parameters dialog appears. This dialog lets you customize the parameters for an individual logical drive, based on application requirements. You are finished with this procedure.

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