Data Compression - How To
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Related Topics
Software Compression
Enable or Disable Software Compression for a Subclient
Enable or Disable Software Compression
and Network Bandwidth for a QR Subclient
Enable
or Disable Software Compression for Command Line Backups (DB2, DB2 DPF, Informix,
Oracle, Oracle RAC, SAP for Oracle, SAP for MAXDB)
Enable or
Disable Software Compression for Log Backups (DB2, DB2 DPF, Informix, Oracle,
Oracle RAC, Sybase)
Enable or
Disable Software Compression for Oracle Archive Log Backups (Oracle)
Enable or
Disable Software Compression for Oracle Command Line Backups (Oracle)
Enable
or Disable
Software Compression for a Replication Set (ContinuousDataReplicator)
Hardware Compression
Enable
or Disable Hardware Compression
Replication Compression
Configure Software
Compression for a Replication Set
General
Enable Decompress Data before
Backup for a NetWare File System Backup Set
View Data Paths Associated
With a Subclient
Enable or Disable Software Compression for a Subclient
Before you Begin
- Do not enable/disable software compression for a subclient that is being
backed up/archived.
Required Capability:
Capabilities and Permitted Actions
To
enable software
compression for a subclient:
- From the CommCell Browser, right-click the subclient for which you wish to
enable software compression and then click Properties.
- Click the Storage Device tab and from the
Data Storage
Policy tab, select the storage policy from the Storage Policy
list.
If applicable for the selected agent, click the
Log
Storage Policy tab and select a storage policy from the Transaction
Log Storage Policy list.
- Then click the
Storage
Device (Data Transfer Option) tab and choose the appropriate compression
option for this subclient.
- Click OK to save your changes.
This task is now complete.
Enable or Disable Software Compression and Network Bandwidth for a QR Subclient
Before you Begin
- Do not change the software compression while a QR Volume Creation operation
is running on the subclient.
Required Capability:
Capabilities and Permitted Actions
To
enable software
compression and Network Bandwidth for a QR subclient:
- From the CommCell Browser, right-click the subclient of a QR Agent for
which you wish to enable software compression, then click Properties
from the shortcut menu.
- Click the General
tab of the Subclient Properties dialog box.
- Select the Compression ON option to enable software
compression.
- Click the Throttle Network Bandwidth (MB/HR) option and then
enter the throughput as needed.
- Click OK to save your changes.
This task is now complete.
Enable or Disable Software Compression for Command Line Backups
Before you Begin
- Do not enable/disable software compression for an instance or subclient that is being backed up.
Required Capability:
Capabilities and Permitted Actions
To
enable or disable software compression for Command Line Backups:
- From the CommCell Browser, right-click the instance you want to modify, and then click
Properties from the short-cut menu.
- To enable or
disable software compression for command line backups, click the Storage
Device
Data Transfer Option tab and select the appropriate option.
- Click OK to save the changes.
This task is now complete.
Enable or Disable Software Compression for Log Backups
Before you Begin
- Do not enable/disable software compression for an instance or subclient that is being
backed up.
Required Capability:
Capabilities and Permitted Actions
To
enable software
compression for Log Backups:
- From the CommCell Browser, right-click a subclient of the instance
containing the Log Backups that you wish to
enable software compression for, and then click Properties.
- Click the Storage Device tab of the Subclient Properties dialog
box.
- To enable or disable software compression for Archive Log Backups, click the
Data
Transfer Option tab and choose the appropriate compression option.
|
Note that when
you change the compression scheme for logs, you change it for data as well.
Similarly, when you change the compression scheme for data, you change
it for logs as well. |
- Click OK to save your changes.
This task is now complete.
Enable or Disable Software Compression for Oracle Archive Log Backups
Before you Begin
- Do not enable/disable software compression for an instance or subclient that is being
backed up.
Required Capability:
Capabilities and Permitted Actions
To
enable software
compression for Oracle Archive Log Backups:
- From the CommCell Browser, right-click a subclient of the instance
containing the Archive Log Backups that you wish to
enable software compression for, and then click Properties.
- Click the Storage Device tab of the Subclient Properties dialog
box.
- To enable or disable software compression for Archive Log Backups, click the
Software
Compression tab and choose the appropriate compression option.
|
Note that when
you change the compression scheme for Archive Logs you change it for data as
well, and vice versa. |
- Click OK to save your changes.
This task is now complete.
Enable or Disable Software Compression for Oracle Command Line Backups
Before you Begin
- Do not enable/disable software compression for an instance or subclient that is being backed up.
Required Capability:
Capabilities and Permitted Actions
To
enable or disable software compression for Oracle Command Line Backups:
- From the CommCell Browser, right-click the instance you want to modify, and then click
Properties from the short-cut menu.
- To enable or
disable software compression for command line backups, click the Storage
Device Software
Compression tab and select the appropriate option.
- Click OK to save the changes.
This task is now complete.
Enable or Disable Software Compression for a Replication Set
Related Topics
Before you Begin
- Compression settings made at the Replication Set level are for compression
of data between the source computer and the destination computer.
Required Capability:
Capabilities
and Permitted Actions
To enable/disable
software compression for a Replication Set:
- From the CommCell Browser, right-click the Replication Set and select
Properties.
- From the
Replication Set Properties (Replication Options) tab, either select or clear
Compression ON.
- Click OK to save your settings and close the Replication Set Properties.
Required Capability: See
Capabilities
and Permitted Actions
To enable
or disable hardware compression:
- Right-click the storage policy copy and then click Properties.
- Click the
Data Paths tab.
- Click the data path for which you wish to change the hardware
compression and then click Properties.
- From the
Data Path Properties dialog box, select the Hardware Compression
checkbox to enable or de-select to disable hardware compression.
- Click OK to save your changes.
Enable Decompress Data before Backup for a NetWare File System Backup Set
Before You Begin
Required Capability:
Capabilities and Permitted Actions
To enable Decompress Data
before Backup:
- From the CommCell Browser, right-click the backup set of a NetWare File
System iDataAgent for
which you want to enable decompression, then click Properties.
- In the General
tab, select Decompress Data before Backup.
- Click OK to save your change.
This task is now complete.
View Data Paths Associated with a Subclient
Required Capability: See
Capabilities
and Permitted Actions
To view
data paths:
- From the CommCell Browser, right-click the subclient whose data paths you
want to view, then click Properties from the shortcut menu.
- Click the Storage
Device tab of the Subclient Properties dialog box.
- From the Data [or Logs] Storage Policy tab, click Show Data Paths
to view the data paths used by the subclient to access the storage media for
data protection operations. Click Close to exit the Data Paths dialog
box.
- Click OK to exit the Subclient Properties
Storage Device tab.
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