D-Link DSN-656 User Manual - Page 115

Clone, Setup Clone

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D-Link Document - User Manual  Rollback and delete snapshot When a snapshot has been rolled back, the related snapshots which are earlier than it will also be removed. But the remaining snapshots will be kept after rollback. If a snapshot has been deleted, the other snapshots which are earlier than it will also be deleted. The space occupied by these snapshots will be released after deleting. Clone A clone function can backup data from the source virtual disk to target. Here is the clone operation. At the beginning, copy all data from the source virtual disk to target. This is called full copy. Afterwards, use snapshot technology to perform the incremental copy. Please be fully aware that the incremental copy needs to use snapshot to compare the data difference. Therefore, enough snapshot space for the virtual disk is very important. Of course, clone job can also be set as schedule. Setup Clone Take an example of cloning the virtual disk. 1. Before cloning, DSN-6200/6500 must prepare backup target virtual disk. In the Virtual Disks tab, click Create button. And then select Disk Type to Backup Target. Figure 1: Source side Figure 2: Target side 2. Select the source virtual disk, and then click ▼ -> Set Clone. 3. Select a target virtual disk, and then click OK button. Copyright@2014 D-Link System, Inc. All Rights Reserved. 115

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D-Link Document – User Manual
Rollback and delete snapshot
When a snapshot has been rolled back, the related snapshots which are earlier than it will also be
removed. But the remaining snapshots will be kept after rollback. If a snapshot has been deleted,
the other snapshots which are earlier than it will also be deleted. The space occupied by these
snapshots will be released after deleting.
Clone
A clone function can backup data from the source virtual disk to target. Here is the clone
operation. At the beginning, copy all data from the source virtual disk to target. This is called full
copy. Afterwards, use snapshot technology to perform the incremental copy. Please be fully aware
that the incremental copy needs to use snapshot to compare the data difference. Therefore,
enough snapshot space for the virtual disk is very important. Of course, clone job can also be set
as schedule.
Setup Clone
Take an example of cloning the virtual disk.
1.
Before cloning, DSN-6200/6500 must prepare backup target virtual disk. In the
Virtual Disks
tab, click
Create
button. And then select
Disk Type
to
Backup Target
.
Figure 1: Source side
Figure 2: Target side
2.
Select the source virtual disk, and then click
▼
-> Set Clone
.
3.
Select a target virtual disk, and then click
OK
button.
115
Copyright@2014 D-Link System, Inc. All Rights Reserved.