HP DL160 HP StorageWorks All-in-One Storage Manager user guide (452695-004, No - Page 27

Selecting data protection, Scheduling snapshots

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NOTE: If a Shared Folder is created outside of ASM, you must use the Warning Threshold property tab on the particular folder to enable the Enforce Allocated Limit (Quota) setting. To allocate space for a shared folder, specify a size using the Allocate Space Wizard as described in "Increasing or reducing the allocated storage" on page 43. Selecting data protection Use the Data Protection window in the wizard to select the following: • Snapshots (Local disk backup) Previous versions of data are retained on disk using virtual library backups and/or volume snapshots for fast recovery. See Scheduling snapshots on page 27 for more information. • Tape or Other Device (Alternate location backup) Data is copied off of this HP Storage Server to tape, other disks, or other types of storage media. This enables long term storage and disaster recovery. See Scheduling backups on page 28 for more information. • Replication (Live backup) Live data and snapshots (for target HP Storage Servers running ASM) are copied from this HP Storage Server to another system that is running HP StorageWorks Storage Mirroring. See Configuring replication for more information. From this window, you can also click Modify advanced properties to configure advanced settings for backups and replication. NOTE: Backups, snapshots, and replication are disabled in ASM for an Exchange storage group or a SQL Server database if one or more of the components of the Exchange storage group or SQL Server database are not hosted. To host components for a storage group or database, start the Host an Exchange Storage Group Wizard or Host a SQL Server Database Wizard as appropriate, select the storage group or database, and then select the components on the Select Storage Group Components page that are not currently hosted. NOTE: Snapshots are taken at the volume level. See "Storage View" on page 60, for information on viewing volumes. After you have selected and configured data protection settings, click Next. Scheduling snapshots 1. On the Data Protection page in any wizard, click the button on the right side of the Snapshot Schedule box to open the Snapshot Schedule page. 2. Click Add to add a snapshot to the snapshot schedule. 3. Select a snapshot frequency (hourly, daily, weekly, monthly) for snapshots. 4. Enter a start date for snapshots. All-in-One Storage Manager 27

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NOTE:
If a Shared Folder is created outside of ASM, you must use the
Warning Threshold
property tab on the
particular folder to enable the Enforce Allocated Limit (Quota) setting.
To allocate space for a shared folder, specify a size using the Allocate Space Wizard as described in
“
Increasing or reducing the allocated storage
” on page 43.
Selecting data protection
Use the Data Protection window in the wizard to select the following:
•
Snapshots
(Local disk backup) Previous versions of data are retained on disk using virtual library
backups and/or volume snapshots for fast recovery. See
Scheduling snapshots
on page 27 for
more information.
•
Tape or Other Device
(Alternate location backup) Data is copied off of this HP Storage Server to
tape, other disks, or other types of storage media. This enables long term storage and disaster
recovery. See
Scheduling backups
on page 28 for more information.
•
Replication
(Live backup) Live data and snapshots (for target HP Storage Servers running ASM)
are copied from this HP Storage Server to another system that is running HP StorageWorks Storage
Mirroring. See
Configuring replication
for more information.
From this window, you can also click
Modify advanced properties
to configure advanced settings for
backups and replication.
NOTE:
Backups, snapshots, and replication are disabled in ASM for an Exchange storage group or a SQL Server
database if one or more of the components of the Exchange storage group or SQL Server database are
not hosted. To host components for a storage group or database, start the Host an Exchange Storage
Group Wizard or Host a SQL Server Database Wizard as appropriate, select the storage group or database,
and then select the components on the
Select Storage Group Components
page that are not currently
hosted.
NOTE:
Snapshots are taken at the volume level. See “
Storage View
” on page 60, for information on viewing
volumes.
After you have selected and configured data protection settings, click
Next
.
Scheduling snapshots
1.
On the Data Protection page in any wizard, click the button on the right side of the Snapshot
Schedule box to open the Snapshot Schedule page.
2.
Click
Add
to add a snapshot to the snapshot schedule.
3.
Select a snapshot frequency (hourly, daily, weekly, monthly) for snapshots.
4.
Enter a start date for snapshots.
All-in-One Storage Manager
27