Adding capacity disks

You can increase the size of an existing non-root aggregate or a root aggregate containing disks by adding capacity disks. You can use System Manager to add HDDs or SSDs of the selected ONTAP disk type and to modify the RAID group options.

Before you begin

About this task


  1. Choose one of the following methods:
    • Click Applications & Tiers > Storage Tiers.
    • Click Storage > Aggregates & Disks > Aggregates.
  2. In the Storage Tiers window, select the aggregate to which you want to add capacity disks, and then click More Actions > Add Capacity.
  3. Specify the following information in the Add Capacity dialog box:
    1. Specify the disk type for the capacity disks by using the Disk Type to Add option.
    2. Specify the number of capacity disks by using the Number of Disks or Partitions option.
  4. Specify the RAID group to which the capacity disks are to be added by using the Add Disks To option.
    By default, System Manager adds the capacity disks to All RAID groups.
    1. Click Change.
    2. In the RAID Group Selection dialog box, specify the RAID group as New RAID group or Specific RAID group by using the Add Disks To option.
      Shared disks can be added only to the New RAID group option.
  5. Click Add.
    For mirrored aggregates, an Add Capacity dialog box is displayed with the information that twice the number of selected disks will be added.
  6. In the Add Capacity dialog box, click Yes to add the capacity disks.


The capacity disks are added to the selected aggregate, and the aggregate size is increased.