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Symantec 7 manual Managing deduplication About maintenance processing

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92Managing deduplication

About maintenance processing

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Symantec 7 manual Managing deduplication About maintenance processing

Contents

Symantec NetBackup Deduplication Guide Symantec NetBackup Deduplication Guide Legal NoticeSymantec Corporation Ellis Street Mountain View, CA Technical Support Contacting Technical SupportLicensing and registration Maintenance agreement resources Contents Paths Chapter Disaster recovery Recovering from a deduplication storage server disk failureDeduplication client backup process Preparing for disasterAbout NetBackup deduplication This chapter includes the following topicsAbout NetBackup deduplication options NetBackup deduplication options Type DescriptionSee the NetBackup PureDisk Getting Started Guide How deduplication worksSee Media server deduplication process on Page Planning your deployment Planning your deduplication deploymentDeployment task Where to find the information Deployment overviewAbout the NetBackup Media Server Deduplication Option About the deduplication storage typeSee About deduplication servers on NetBackup media server deduplication About deduplication serversAbout deduplication nodes Host DescriptionAbout deduplication server requirements About media server deduplication limitationsAbout NetBackup Client Deduplication See the NetBackup PureDisk Deduplication Option Pddo GuideAbout client deduplication requirements NetBackup client deduplicationAbout client deduplication host requirements About NetBackup Deduplication Engine credentials About client deduplication limitationsAbout scaling deduplication About the network interface for deduplicationAbout firewalls and the deduplication hosts Optimized deduplication copy requirements About compression and encryptionAbout optimized duplication of deduplicated data Page Page Optimized deduplication copy limitations About deduplication performance WhenWhen Description How file size may affect the deduplication rateTask Procedure VolumeTo migrate from PureDisk to NetBackup deduplication Migrating from another storage type to deduplicationSee the NetBackup Administrators Guide for Unix and Linux About provisioning the storage About deduplication storage requirementsAbout deduplication storage capacity About the deduplication storage pathsPage Page Installing deduplication About installing deduplicationReplacing the deduplication storage server host computer Licensing NetBackup deduplicationAbout the deduplication license key See Deleting credentials from a load balancing server on Uninstalling media server deduplication See Adding a load balancing server onPurediskdbuser folder Disable media server deduplication Opt/pdsharedConfiguring deduplication Configuring deduplicationConfiguring a deduplication storage server Deduplication configuration tasksAbout deduplication pools Storage pathsNetwork interface Load balancing servers, if anyConfiguring a deduplication pool Media server deduplication pool propertiesDisk volume Property DescriptionConfiguring a deduplication storage unit Per volumeDeduplication storage unit properties Disk typeDeduplication storage unit recommendations Increase the Maximum concurrent jobs graduallyThrottle traffic to the media servers Configuring backups Enabling client deduplicationYou can configure optimized copy of deduplicated backups Configuring optimized deduplication copyConfiguring optimized deduplication copy behavior Behavior file resides in the following directories To configure the number of storage lifecycle policy retriesAdding a load balancing server Management Credentials Storage Server About the deduplication configuration file Editing the deduplication configuration filePd.conf file settings DebuglogSetting Default value Possible values Action OptduptimeoutMaximgmbsize See Resetting the deduplication registry on Managing deduplication Managing deduplication serversChanging deduplication storage server properties Change the value Click OK Deleting a deduplication storage serverDetermining the deduplication storage server state Following is example output Getting the storage server configurationEditing a storage server configuration file See Getting the storage server configuration on Setting the storage server configuration Deleting a load balancing server configuration fileAlternative, the file may be an edited configuration file Removing a load balancing serverTo remove a media server from a deduplication node Viewing deduplication storage servers Viewing deduplication storage server attributesResetting the deduplication registry Procedure differs on Unix and on WindowsYou can manage existing credentials in NetBackup Managing NetBackup Deduplication Engine credentialsAdding NetBackup Deduplication Engine credentials For sshostname, use the name of the storage server Changing NetBackup Deduplication Engine credentialsDeleting credentials from a load balancing server Select the storage server, then select Edit Change Managing deduplication disk poolsChanging deduplication disk pool properties Changing the deduplication pool state Changing the deduplication disk volume stateDisk volume state is UP or Down Deleting a deduplication pool Determining the deduplication pool stateState is either UP or Down Disk pool state is UP or DownDetermining the deduplication disk volume state Viewing deduplication disk poolsTo determine disk pool state State is either UP or DOWN. The following is example outputYou can monitor deduplication activity Monitoring deduplication activityMonitoring the deduplication rates 1describes the disk reports available Viewing disk reportsMany factors affect deduplication performance Disk reports Report DescriptionMonitoring deduplication processes Monitoring deduplication logsNetBackup Deduplication Manager logs Log files are in the /storagepath/log/spad directorySave the file Run the following command For bpbrmAbout VxUL logs Monitoring deduplication storage capacity and usage About deduplication capacity and usage reportingOption Description Credentials Storage ServersAbout deduplication container files Viewing capacity within deduplication container filesDeleting backup images About maintenance processingFollowing are background maintenance processes Disabling deduplication for a clientNetBackup Deduplication Engine queue processing Managing deduplication About maintenance processing Troubleshooting installation issues Installation on Suse Linux failsSelect one of the following options Troubleshooting configuration issuesCannot configure deduplication storage server Verify that the server has sufficient memory Troubleshooting operational issuesDisk pool wizard does not display a volume Backup jobs fail Volume state changes to Down when volume is unmountedDeduplication event codes and messages Viewing disk errors and eventsErrors, delayed response, hangs Event # NetBackup Message example Severity 1002Task session start request on server An unexpected signal Usage of one or more system Troubleshooting Deduplication event codes and messages Preparing for disaster Moving images off-siteRecovering from a deduplication storage server disk failure See About the deduplication license key onInformation about recovering the master server is available See the NetBackup Troubleshooting GuideProcess to recover from a permanent media server failure Process to recover from a permanent media server failure Page 1is a diagram of the storage server components Deduplication server componentsSeparates the file’s metadata from the file’s content Media server deduplication process Component DescriptionBptm process moves the data to the PureDisk plug-in Deduplication to a PureDisk storage pool Deduplication client backup process Deduplication client componentsDeduplication client backup process Deduplication client backup to a PureDisk storage pool About deduplication fingerprinting Data removal process Index Page