Fujitsu ETERNUS DX60 Operation Manual page 64

Information
For NAS volume, a system area of 300GB is reserved. For this reason, the area available as a file system is the value after subtracting
the system area from the area specified for the NAS volume.
e.g.: If a NAS volume of 3TB is created, the user area is 2.7TB and the system area is 0.3TB.
NAS Volume Number to Which to Create Shared Folder
This is a NAS volume number.
Specify this number when execute the inter-box backup of NAS volumes.
The NAS volume number must be the same at ETERNUS Disk storage systems as backup source and backup destination respectively.
NAS Backup
This is set for the purpose of backing up the NAS volume data.
NAS Backup Volume
When there is no NAS backup volume, create a new NAS backup volume. Where there is a NAS backup volume, you can choose to
either create a new NAS backup volume or use an existing NAS backup volume.
The NAS backup volume is created with the following details.
Volume Name
Capacity
Volume Type
Thin Provisioning Pool of the Creation
Destination
N " is a sequential number from 0. The number of digits varies.
*1: "
When a NAS backup volume is created, the following copy group and copy pair will be automatically created.
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Copy group
The copy group is a group of copy pairs. A copy pair is comprised of a source NAS volume and a destination NAS backup volume.
Copy Group Name
Copy Group Type
N " is a sequential number from 0. The number of digits varies.
*1: "
*2: Characters other than those listed below in nasVolumeName are replaced with hash (#):
One-byte alphanumeric character, minus (-), underscore (_), hash (#), period (.), plus (+)
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Copy pair
The copy pair is a definition of a source NAS volume and a destination NAS backup volume. A copy pair is defined within a
copy group.
In addition, it is also possible to configure NAS backup individually. Refer to
Point
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For increased reliability, it is recommended to create Thin Provisioning Pools of the creation destination for the NAS backup
volume and the NAS volume in separate Thin Provisioning Pools.
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When configuring NAS backup or backing up the NAS volume, an ETERNUS SF AdvancedCopy Manager Local Copy License is
required.
nasVolumeName $bak_ N (*1)
Same as the source NAS volume.
Same as the source NAS volume.
User Selection
nasVolumeName _ N (*1,*2)
NAS_QuickOPC_
QuickOPC
"4.6.4.9 Configuring NAS
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Backup" for this procedure.