NetWorker常见问题.docx

NetWorker常见问题.docx

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NetWorker常见问题

FrequentlyAskedQuestions:

EMCNetWorker

TableofContents

∙What’sNew?

∙NetWorkerandDataDomain

∙NetWorkerandAvamar

∙NetWorkerandVMware

∙GeneralNetWorkerQuestions

∙NetWorkerPowerSnap

∙NetWorkerModuleforDatabasesandApplications/NetWorkerModuleforSAP

∙NetWorkerModuleforMicrosoftApplications

What’sNew?

Question:

What’snewwithNetWorker?

Answer:

NetWorker7.6SP3deliversNetAppSnapMirrortotapebackups,anewMacintoshrecoveryGUI,andaccumulatedfixes.Italsoaddressesdisasterrecoveryofhigh-densityNetAppFilersusingSnapMirror,answerscustomerrequestsforanativeMacOSXrecoveryGUI,andmaintainsahighlevelofqualitywithaccumulatedbugfixes.

Thisreleaseisbeingmadeavailableunderaphasedproductreleaselifecycle.Production-readysoftwareisfirstreleasedtoRestrictedAvailability（RA）.RAreleasesarefully-testedandproduction-ready;however,softwareanddocumentationaremadeavailablethroughanalternateprocessthatletsEMCtrackadoptiontoensuretheearlyrolloutmeetscustomerexpectations.Afterinitialmonitoringofprogressinthemarketplace,thesoftwareanddocumentationwillbetransitionedtoGeneralAvailability（GA）.

DuringtheRAphase, NetWorker7.6SP3canbeaccessedbyfollowing theinstructionspostedontheNetWorkerSoftwareDownloadspageonPowerlink（path:

Support>SoftwareDownloadsandLicensing>DownloadsJ-O>NetWorker）.

Question:

WhatarethekeyfeaturesofNetWorker7.6SP3?

Answer:

ThekeyfeaturesofNetWorker7.6SP3are:

∙NetAppSnapMirrortotape

-ProvidesatruedisasterrecoverycopyoftheNetAppdatavolume.SnapMirrorbringsvalueinscenarioswheretherearemillionsoffilesresidingontheFiler.

-SupportforNetWorker,NetWorkerModuleforMicrosoftApplications,andNetWorkerModuleforDatabasesandApplicationswithNetAppSnapMirrorhelpssignificantlyreducebackupwindows.

∙MacrecoveryGUI

-AllowsidenticalrecoveryfunctionalitythatisavailablewithstandardrecoveryGUI.

-Notincludedarearchivesetrecovers,BMR（bare-metalrecovery）recovers,NDMPrecovers,andfileexclusionlists.SeethedemonstrationontheNetWorkerCommunity.

∙OperatingsystemcurrencywithIBMAIX7.1,MacOSX10.5（Lion）,OracleSolaris11Express

∙SupportforVMwarevSphere5.0

∙ImprovedmultiplexingtoEMCDataDomainVirtualTapeLibrary（VTL）

∙Accumulatedfixes

Question:

WhatwerethekeyfeaturesofNetWorker7.6SP2,whichbecameavailableinApril2011?

Answer:

ThekeyfeaturesofNetWorker7.6SP2were:

∙SupportforVMwarevStorageAPIsforDataProtection

-CentralizedbackupforvSpherehosts

-Image-andfile-levelrecoverywithasinglebackup

-ChangeBlockTracking（CBT）tospeedincrementalbackups

-Physicalandvirtualproxysupport

∙DisasterrecoveryforMicrosoftWindowsServer2008,2008R2,and7

∙NDMP（NetworkDataManagementProtocol）incrementalbackups

∙IntegrationofEMCHomeBase6.4client

∙NewqualificationsforWindowsServer2008R2SP1,Windows7SP1,andRedHatEnterpriseLinux6

Question:

WhatwerethekeyfeaturesofNetWorkerModuleforMicrosoftApplications2.3,whichbecameavailableinJune2011?

Answer:

ThekeyfeaturesofNetWorkerModuleforMicrosoftApplications2.3were:

∙DDBoostintegration

-Distributeddeduplicationattheapplicationclient

-Directclient-to-DataDomaindatapath

-Faster,more-efficientprotectionofMicrosoftExchange,SharePoint,andSQLServer

∙UpdatedMicrosoftsupportforExchange2010,SharePoint2010,SQLServer2008R2,WindowsServer2008R2,andHyper-VR2

∙DedicatedstoragenodesupportforLAN-freebackupandrecoveryfromapplicationhost

NetWorkerandDataDomain

Question:

WhatarethekeybenefitsoftheDDBoostforNetWorker?

Answer:

Thekeybenefitsare:

∙Improvedperformance:

DistributingpartsofthededuplicationprocesstotheNetWorkerstoragenodeandapplicationhostenables…

-Increasedbackupspeedbyupto100percent

-Reducednetworktrafficby80–90percent

-Moreefficientuseofresources

∙Simple,tape-freedisasterrecovery:

Cloningcontrolledreplicationprovides…

-ScheduledcontrolofallDataDomaindeduplicationstoragesystemreplicationfromtheNetWorkerManagementConsole

-Catalogawarenessofallbackupsatprimaryandsecondarylocations

∙StreamlinedsetupandconfigurationforDataDomainsystems

∙Simplifiedadministrationfortheentirebackupoperation

Question:

DoesNetWorkeruseSymantecOpenStorage（OST）forintegrationwithDDBoost?

Answer:

No.OSTisaSymantecinterface.NetWorkerinterfacesdirectlywithDDBoost;thereisnoOSTcomponentinvolved,andOSTshouldnotbereferredtoinanyNetWorkerconversations.

Question:

WhatistheDataDomaindevicetype?

Answer:

TheDataDomaindevicetypeistheNetWorkerconfigurationoptionthatenablesDDBoostcapabilities.ThisisincontrasttothelegacyAdvancedFileTypeDevice（AFTD）enabledbytheDiskBackupOptionandaVirtualTapeLibrary（VTL）configurationenabledbyAutochangerModulelicenses.AFTDandVTLconfigurationswillcontinuetoworkwithNetWorker7.6SP1andhigher;however,theydonottakeadvantageofDDBoost.

Question:

WhatarethelicensingrequirementsfortheDDBoostforNetWorkersolution?

Answer:

Forthetraditionallicensingmodel,licensesareavailablethatenabletheuseofthenewDataDomainDevicetypeandtheDDBoostfunctionalityandarebasedontherawdiskcapacityoftheDataDomainsystemstartingat7TB.

ADDBoostsoftwarelicenseisalsorequiredtoenableDDBoostontheDataDomainsystem.

ConsultyourEMCBackupRecoverySystems（BRS）salesrepresentative,theEMCPriceBook,DirectExpress,orChannelExpress,orthe“EMCSoftwarePriceGuide:

BackupandRecovery”onPowerlinkfordetails.

Question:

Whatabouttheentry-levelDataDomainsystemssmallerthan7TB?

WhatshouldIsellthecustomer?

Answer:

Fortheseopportunities,sellNetWorkerFastStart,whichisbettersuitedtoanentry-levelsolution.

Question:

WhatsoftwaredocustomersneedontheDataDomainsystemtouseDDBoost?

Answer:

DataDomainOperatingSystem4.8orhigherisrequiredtoleverageDDBoostfunctionality.CustomerswithavalidDataDomainmaintenancecontractcanupgradetheirDataDomainOperatingSystematnoadditionalcharge,butDDBoostsoftwarelicensemustbepurchasedseparately.ForadditionaldetailsregardingDataDomaindeduplicationstoragesystemsandDDBoost,refertothe“FrequentlyAskedQuestions:

EMCDataDomainDeduplicationStorageSystems”onPowerlink.

Question:

IsDDBoostsupportedonalloftheDataDomainsystemmodels?

Answer:

Yes.AllmodelsaresupportedaslongastheDataDomainOperatingSystem4.8orhigherisinstalled.ThisincludestheDataDomainGlobalDeduplicationArray.

Question:

DoesNetWorkersupportDataDomainArchiver?

Answer:

Yes.DDArchiverrequiresDDBoost2.3.1orhigher.NetWorker7.6SP2andhigherhasbeenintegratedwithDDBoost2.3.1.1,whichfullyqualifiesDDArchiver.

Question:

IsDDBoostsupportedinbothregularanddedicatedNetWorkerstoragenodes?

Answer:

Yes.

Question:

CanasitewithastoragenodeorapplicationhostwithDDBoostwithoutaDataDomainsystembackupacrosstheWANtoaremoteDataDomainsystem?

Answer:

No,usingDDBoostovertheWANtobackuptoaremotestoragenodeisnotsupported.However,usingDataDomainReplicatorbetweenlocalandremoteDataDomainsystemscontrolledbyNetWorkerissupported.

Question:

IsDDBoostalsoavailablewiththeNetWorkerclient?

Answer:

No.DDBoostisintegratedwiththeNetWorkerstoragenodesoftware,NetWorkerModuleforMicrosoftApplications2.3andhigher.,NetWorkerModuleforDatabasesandApplications1.2andhigher,andNetWorkerModuleforSAP4.2andhigher.

Question:

WhatoperatingsystemplatformsaresupportedfortheNetWorkerstoragenodewithDDBoost?

Answer:

SupportforDDBoostisavailableonthemostcommonplatforms,includingMicrosoftWindowsServer2003and2008;OracleSolaris9and10;IBMAIX（with7.6.2andhigher）;HP-UX11iv2and11iv3onItanium（with7.6.2andhigher）;RedHatEnterpriseLinux4and5;andSUSELinuxEnterpriseServer9,10,and11,withamixtureof32-bitand64-bitplatforms.

Refertothe“EMCNetWorkerCompatibilityGuide“onPowerlinktoconfirmsupportforaspecificoperatingsystem,application,andhardwareplatform.

Question:

WhatimpactwillDDBoostanddeduplicationprocessinghaveonserverperformance?

Willcustomersneedtoupgradetheirserverhardware?

Answer:

DDBoostcanactuallyenhanceperformancebyreducingtheamountofdatatransferredtotheDataDomainsystem,whichreducestheI/Oloadontheserverbackplaneandadapterscomparedtotraditionalbackup.

Question:

WilltheDataServiceAgent（DSA）functiononthestoragenodeworkwithDDBoost?

Answer:

Yes.TheDataServiceAgent,whichisusedtorouteNDMPbackupstodiskthroughthestoragenode,canbeusedinconjunctionwithDDBoost.

Question:

CancustomersmigrateanexistingNetWorkerwithDataDomainconfigurationtotheDDBoost-integratedsolution?

Answer:

Yes.AmigrationpartnumberisavailablethatprovidestherequiredlicensingtoacustomerwhopreviouslyusedDataDomainwiththeDiskBackuporVTLoptions.ThebestpracticeistoredirectnewbackupstothenewDataDomaindevicetypeconfigurationandletolderbackupsexpire.

AnotheroptionistocloneexistingbackupstothenewDataDomaindevicetype.Oncethecloningoperationiscomplete,theoriginalbackupscanbedeleted.DataDomainVTLusersmustalsoconsidertheconnectivitytransitionfromFibreChanneltoGigabitEthernet.

Question:

WillolderclientsoftwareandapplicationmodulesbeabletosendbackupdatathroughastoragenodethatusesDDBoost?

Answer:

Yes.Customersdonotnee