112 Protecting Data on PowerVault NX3500
Activating Snapshots
Snapshots are a licensed feature. Customers are provided a key to activate
snapshots using the CLI. The syntax is as follows:
system general licensing set snapshots XXXXXXX
Creating a Snapshot (Without a Policy)
To create a snapshot:
1
In the NAS Manager, navigate to
Data Protection

Snapshots

List
.
2
Create a snapshot by clicking the
Create
button.
3
Choose the NAS volume from the drop-down menu and give the snapshot
a unique name.
Adding or Modifying a Snapshot Policy
From the NAS Manager, navigate to Data ProtectionSnapshotsPolic ies .
Add or modify a snapshot policy by selecting the appropriate NAS volume
from the dropdown menu. There are several options on this page.
•
Alert Administrator:
Sends an alert to the administrator when the
snapshot space reaches a certain percentage of the total volume size.
•
Periodic, Hourly, Daily, or Weekly:
These options can be combined to set
particular schedules. Also, each option has a number of snapshots to keep.
Therefore, it is advised to keep this number as low as possible since
creating snapshots impact system performance.
Accessing Snapshots
Once the snapshot is created, you can access a special folder from Export
or Share.
Access the special folder from UNIX under the directory called .snapshots
under each NFS Export.
Access the special folder from Microsoft Windows under the directory
.snapshots under each Share. (This integrates into Shadow Copies and
enables previous versions.)