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Symantec Corporation Ellis Street Mountain View, CA
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122 pages
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Install
An unexpected signal
Viewing disk errors and events
Maintenance
Configuring deduplication
Optduptimeout
Task Procedure
About NetBackup deduplication
Pd.conf file settings
Disaster recovery
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Symantec Corporation
350 Ellis Street
Mountain View, CA 94043
http://www.symantec.com
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Contents
Symantec NetBackup Deduplication Guide
Legal Notice
Symantec NetBackup Deduplication Guide
Symantec Corporation Ellis Street Mountain View, CA
Contacting Technical Support
Technical Support
Licensing and registration
Maintenance agreement resources
Contents
Paths
Chapter
Preparing for disaster
Disaster recovery
Recovering from a deduplication storage server disk failure
Deduplication client backup process
This chapter includes the following topics
About NetBackup deduplication
About NetBackup deduplication options
Type Description
NetBackup deduplication options
How deduplication works
See the NetBackup PureDisk Getting Started Guide
See Media server deduplication process on
Page
Planning your deduplication deployment
Planning your deployment
Deployment overview
Deployment task Where to find the information
About the deduplication storage type
About the NetBackup Media Server Deduplication Option
See About deduplication servers on
About deduplication servers
NetBackup media server deduplication
Host Description
About deduplication nodes
About media server deduplication limitations
About deduplication server requirements
See the NetBackup PureDisk Deduplication Option Pddo Guide
About NetBackup Client Deduplication
NetBackup client deduplication
About client deduplication host requirements
About client deduplication requirements
About client deduplication limitations
About NetBackup Deduplication Engine credentials
About the network interface for deduplication
About firewalls and the deduplication hosts
About scaling deduplication
About compression and encryption
About optimized duplication of deduplicated data
Optimized deduplication copy requirements
Page
Page
Optimized deduplication copy limitations
When
About deduplication performance
How file size may affect the deduplication rate
When Description
Volume
Task Procedure
Migrating from another storage type to deduplication
To migrate from PureDisk to NetBackup deduplication
See the NetBackup Administrators Guide for Unix and Linux
About deduplication storage requirements
About provisioning the storage
About the deduplication storage paths
About deduplication storage capacity
Page
Page
About installing deduplication
Installing deduplication
Licensing NetBackup deduplication
About the deduplication license key
Replacing the deduplication storage server host computer
See Deleting credentials from a load balancing server on
See Adding a load balancing server on
Uninstalling media server deduplication
Purediskdbuser folder
Opt/pdshared
Disable media server deduplication
Configuring deduplication
Configuring deduplication
Deduplication configuration tasks
Configuring a deduplication storage server
Load balancing servers, if any
About deduplication pools
Storage paths
Network interface
Media server deduplication pool properties
Configuring a deduplication pool
Property Description
Disk volume
Per volume
Configuring a deduplication storage unit
Disk type
Deduplication storage unit properties
Increase the Maximum concurrent jobs gradually
Deduplication storage unit recommendations
Throttle traffic to the media servers
Enabling client deduplication
Configuring backups
Configuring optimized deduplication copy
Configuring optimized deduplication copy behavior
You can configure optimized copy of deduplicated backups
To configure the number of storage lifecycle policy retries
Adding a load balancing server
Behavior file resides in the following directories
Management Credentials Storage Server
Editing the deduplication configuration file
About the deduplication configuration file
Debuglog
Pd.conf file settings
Optduptimeout
Setting Default value Possible values Action
Maximgmbsize
See Resetting the deduplication registry on
Managing deduplication servers
Managing deduplication
Changing deduplication storage server properties
Deleting a deduplication storage server
Determining the deduplication storage server state
Change the value Click OK
Getting the storage server configuration
Editing a storage server configuration file
Following is example output
See Getting the storage server configuration on
Removing a load balancing server
Setting the storage server configuration
Deleting a load balancing server configuration file
Alternative, the file may be an edited configuration file
To remove a media server from a deduplication node
Viewing deduplication storage server attributes
Viewing deduplication storage servers
Procedure differs on Unix and on Windows
Resetting the deduplication registry
Managing NetBackup Deduplication Engine credentials
Adding NetBackup Deduplication Engine credentials
You can manage existing credentials in NetBackup
Changing NetBackup Deduplication Engine credentials
Deleting credentials from a load balancing server
For sshostname, use the name of the storage server
Managing deduplication disk pools
Changing deduplication disk pool properties
Select the storage server, then select Edit Change
Changing the deduplication disk volume state
Disk volume state is UP or Down
Changing the deduplication pool state
Disk pool state is UP or Down
Deleting a deduplication pool
Determining the deduplication pool state
State is either UP or Down
State is either UP or DOWN. The following is example output
Determining the deduplication disk volume state
Viewing deduplication disk pools
To determine disk pool state
Monitoring deduplication activity
Monitoring the deduplication rates
You can monitor deduplication activity
Viewing disk reports
Many factors affect deduplication performance
1describes the disk reports available
Report Description
Disk reports
Monitoring deduplication logs
Monitoring deduplication processes
Log files are in the /storagepath/log/spad directory
NetBackup Deduplication Manager logs
For bpbrm
Save the file Run the following command
About VxUL logs
About deduplication capacity and usage reporting
Monitoring deduplication storage capacity and usage
Credentials Storage Servers
Option Description
Viewing capacity within deduplication container files
About deduplication container files
Disabling deduplication for a client
Deleting backup images
About maintenance processing
Following are background maintenance processes
NetBackup Deduplication Engine queue processing
Managing deduplication About maintenance processing
Installation on Suse Linux fails
Troubleshooting installation issues
Troubleshooting configuration issues
Cannot configure deduplication storage server
Select one of the following options
Troubleshooting operational issues
Disk pool wizard does not display a volume
Verify that the server has sufficient memory
Volume state changes to Down when volume is unmounted
Backup jobs fail
Viewing disk errors and events
Errors, delayed response, hangs
Deduplication event codes and messages
1002
Event # NetBackup Message example Severity
Task session start request on server
An unexpected signal
Usage of one or more system
Troubleshooting Deduplication event codes and messages
Moving images off-site
Preparing for disaster
See About the deduplication license key on
Recovering from a deduplication storage server disk failure
See the NetBackup Troubleshooting Guide
Information about recovering the master server is available
Process to recover from a permanent media server failure
Process to recover from a permanent media server failure
Page
Deduplication server components
1is a diagram of the storage server components
Separates the file’s metadata from the file’s content
Component Description
Media server deduplication process
Bptm process moves the data to the PureDisk plug-in
Deduplication to a PureDisk storage pool
Deduplication client components
Deduplication client backup process
Deduplication client backup process
Deduplication client backup to a PureDisk storage pool
About deduplication fingerprinting
Data removal process
Index
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