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Viewing current fractional space reservation data for a LUN

You can view current fractional space reservation settings to ensure that the policy in force for each LUN is configured appropriately.

About this task

Only the Drive Letter or Mount Point column displays LUN-specific information. All other columns in the Current Settings tab display information that applies across the volume that contains the LUN.

The SnapManager fractional space reservation policy includes a separate, Exchange-aware automatic deletion feature. The SnapManager automatic deletion feature can be used in place of or along with the Data ONTAP automatic deletion feature; you can also select to disable the SnapManager automatic deletion feature.

Steps

  1. In the Actions pane, click Fractional Space Reservation Settings.
  2. In the Current Settings tab, note the space consumption status for each LUN that stores database or SnapInfo directories.

    The information displayed in this tab automatically refreshes every 60 seconds.

  3. If the Snapshot Autodelete column is enabled, investigate the cause of it being enabled and take one of the following preventive actions:

    • Disable the Data ONTAP Automatic deletion of Snapshot copies feature.
    • Ensure that the Data ONTAP Automatic deletion of Snapshot copies feature is configured in such a way that it does not delete Exchange backup set components.
    For details about the snap automatic delete storage system command, see the Data ONTAP Block Access Management Guide for iSCSI and FC for Data ONTAP 7.1 or later.

  4. To close the dialog box, click OK.
Related concepts
Automatic deletion of Exchange backup copies
Related tasks
Configuring fractional space reservation policies