Changing the tier rank of an external pool-VOL

Use this procedure to change the tier rank of an external pool-VOL.

NoteYou cannot change the tier rank of an external pool-VOL in the following cases:
  • The pool contains DP-VOLs with capacity saving enabled.
  • The pool contains a deduplication system data volume.

Before you begin

The Storage Administrator (Provisioning) role is required to perform this task.

Procedure

  1. Click Storage Systems, and then expand the Storage Systems tree.

  2. Expand Pools, and then select the pool that contains the external pool-VOL whose tier rank you want to change.

  3. In the Pool volumes table, select the external pool-VOL whose tier rank you want to change.

    External pool-VOLs are indicated by External Volume in the Drive Type/RPM column.

  4. Click More Actions Edit External LDEV Tier Rank.

  5. In the Edit External LDEV Tier Rank, select the external pool-VOL.

  6. Click Change, and then select the desired tier rank (High, Middle, or Low).

  7. Click Finish.

    The Confirm window appears.

  8. In the Task Name text box, enter the task name.

    You can enter up to 32 ASCII characters and symbols in all, except for \ / : , ; * ? " < > |. "date-window name" is entered by default.

  9. Click Apply to register the setting in the task.

    If Go to tasks window for status is selected, the Tasks window opens.
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