ETERNUS SF Express V16.1 / Storage Cruiser V16.1 / AdvancedCopy Manager V16.1 Web Console Guide

6.16.19 Set/Change/Release NAS Snapshot

The procedure to set the NAS snapshot is as follows:

1. On the global navigation tab, click Storage.
   The registered ETERNUS Disk storage systems are displayed on the Main pane.

2. On the Main pane, click the target ETERNUS Disk storage system.

3. On the Category pane, click NAS Management.
   The items of the Category pane change into the items concerning the NAS Management.

4. On the Category pane, click Backup Management.
   The NAS volume list is displayed on the Main pane.

5. On the Main pane, click the target NAS volume checkbox.

6. On the Action pane, click Set under Snapshot.
   The Set Snapshot page is displayed.

   Item Name	Explanation
   Using Snapshot	This is the selection of whether to use NAS snapshot. Yes: Select this when using NAS snapshot. No: Select this when not using NAS snapshot.
   Number of Snapshot Generations	This is the number of snapshot generations to be kept. When "Yes" is selected for Using Snapshot, specification is required. The input condition is as follows: Use an integer from 1 to 128. However, the number of snapshot generations that can be set varies with the device model and firmware version. Refer to the NAS snapshot specification described in the ETERNUS Disk storage system manual.
   Schedule Setting	This is the configuration of the schedule for collecting the snapshot. When "Yes" is selected for Using Snapshot, specification is required. Cycle: This is the selection of the cycle by which snapshot will be collected. Daily: A snapshot will be collected every day at the time selected in Hours. Weekly: A snapshot will be collected every week on the selected day of the week at the time selected in Hours. On: This is the selection of the day of the week on which the snapshot will be collected. This selection cannot be made in cases when "Daily" has been selected in Cycle. Check the checkbox for the day of the week on which to collect the snapshot. Hours: This is the selection of the time at which the snapshot will be collected. Check the checkbox of the time you wish to collect a snapshot. When an interval of collecting a snapshot is selected, the selected interval time is automatically checked from the start point of zero time.
   Select RAID Group in which the NAS Snapshot is created	This is the RAID group of the destination where the NAS snapshot volume is to be created. When "Yes" is selected for Using Snapshot, specification is required. When there is only one RAID group, the RAID group will be selected automatically. When the RAID group has already been set, only the set RAID group will be displayed.

   Note

   When the selection for Using Snapshot has been changed from "Yes" to "No", snapshots that have already been collected will be deleted. Also, the NAS snapshot volume will be deleted.

   Point

   • The snapshots will be collected based on the time in the ETERNUS Disk storage system.

   • When NAS snapshots are in use, a RAID group from which to create a NAS snapshot volume cannot be changed.
     To change the RAID group, change "Yes" selected for Using Snapshot to "No" and reset after having stopped the operation.

   Information

   When the selection for Using Snapshot has been changed from "No" to "Yes" or number of snapshot generations has been increased, NAS snapshot volume will be automatically created. Refer to [Information] in step 6 in "6.16.1 Create Shared Folder".

7. Enter the necessary information, and then click Set.

Point

When the selection for Using Snapshot has been changed from "No" to "Yes", collection of the snapshot will be automatically started.