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ETERNUS SF Storage Cruiser V16.9 Operation Guide
FUJITSU Storage

6.5.5 Change to Multiple Layer Tier Pool

Registering the ETERNUS SF Storage Cruiser Optimization Option license allows changing a one layer Tier pool to a two layer or three layer Tier pool, and the Automated Storage Tiering can be operated.

The procedure for that is as follows:

  1. Register the ETERNUS SF Storage Cruiser Optimization Option license.
    Refer to "Register License" in the Web Console Guide for the registration procedure.

  2. Change the layer number of the Tier pool, and operate the Automated Storage Tiering.
    Refer to "Change Number of Layers of Tier Pool" in the Storage Cruiser Operation Guide for Optimization Function for information on how to change the layer number.

Information

The introduction of Automated Storage Tiering can be examined from the access status chart. Refer to "Access Status Chart of One Layer Tier Pool" in the Storage Cruiser Operation Guide for Optimization Function for information on how to confirm the access status chart.

See

There is an upper limit to the number and capacity of Tier pools that can be managed by Automated Storage Tiering.
Refer to "Upper Limit of Automated Storage Tiering" in the Installation and Setup Guide for details.

Point

The number of layers of the Tier pool in which RAID groups are being deleted cannot be changed.