Fujitsu ETERNUS DX8700 S3 - Page 539

Chapter 5 RAID Group Management
5.4 Change Controlling CM
ETERNUS Web GUI User’s Guide (Settings)
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2 Select the Controlling CM after changing.
The main setting item is as follows.
● Change Controlling CM Setting
• New Controlling CM
3 Click the [Change] button
 A confirmation screen appears.
4 Click the [OK] button.
 Changing Controlling CM starts.
5 Click the [Done] button to return to the [RAID Group] screen.
End of procedure
During Controlling CM change, the storage system status is changed from Write Back mode to Write
Through mode.