NetWorker基础知识培训

NetWorker基础知识培训课程内容EMC软件介绍及BURA产品概述NetWorker架构Networker安装、配置及管理Networker日常监控工作EMC软件介绍及BURA产品概述EMC:我们专注的领域是帮助客户从信息生成的一刻,到信息的使用,归档以及最终消除的全过程中,进行信息的管理.从而使客户可以最低的总体成本实现信息的最大价值。©版权所有2005EMCCorporation。保留所有权利。存储保护优化利用2003

JAN.EMC公司—信息基础架构2005

JAN.2006

JAN.2007

JAN.2004

JAN.通常提供的EMC归档和备份软件：归档EMCEmailXtender提供电子邮件的归档，保存周期管理和高级检索EMCDiskXtender基于策略的，面向文件系统的解决方案EMCDatabaseXtender基于策略的把数据从从生产数据库移动到二级存储。备份EMCLegatoNetWorker提供跨平台的备份和恢复，集中管理，自动化处理的数据保护。EMCDantzRetrospect针对中小企业以及分布式环境的的易于使用、管理的数据保护软件NetWorker解决方案AppOracleAppSQLAppTCP/IPO.S.HardwareLEGATONetWorkerITSolutionNetWorker软件架构NetWorker角色NetWorkerDataZoneServerClientNodeClientNodeClientNetWorkerClientServerNodeClientClient启动数据恢复进行备份任务管理监控NodeClientSaveSet生成备份任务NetWorkerStorageNode将数据写入介质ServerClientClientClient生成跟踪信息从设备读出数据Node组织数据NodeNetWorkerServer支持客户端的备份和恢复ClientNodeClientClient存储索引数据库以及磁带纪录信息存储所有DataZone的配置信息等NodeServerCFICFICFIMediaDatabaseResourceDirectoryNodeNetWorker重要数据ServerCFICFICFIMediaDatabaseResourceDirectory/nsr/res//nsr/index//nsr/mm/Client1-7ClientnsrexecdClientnsrexecdnsrexecdServerNodeNetWorker守护进程ClientNodeCFICFICFInsrmmdnsrexecdnsrexecdnsrexecdMediaDBnsrmmdbdnsrindexdResourceDirectorynsrdnsrmmd1-11NetWorker安装、配置及管理本节主要内容安装NetWorkerServer/Client配置备份设备手工备份文件类型数据配置自动备份文件类型数据恢复客户端文件类型数据Oracle数据库的在线备份Oracle数据库的恢复对备份服务器的管理备份系统的灾难恢复安装NetWorkerServer/ClientNetWorker7.xInstallDocumentationNetWorker7.xdocumentationincludes:ReleaseSupplementInstallationGuide(Platform-specific)Administrator’sGuideCurrentdocumentationavailableat.AlsoavailableonDocumentationCDprovidedwithproduct.安装角色确认Client在客户端上：只需安装ClientClient在Server上面:ClientpackageNode

StoragenodepackageServerServerpackageOnthishost,install:TheclientpackageClientThestoragenodepackageNode

NetWorkerServerNetWorkerStorageNode(s)NetWorkerClient(s)NetWorkerInstallUtilitiesOSUninstall/installUtilityorInterfaceAIXsmit(GUI),smitty(curses),installp(CLI)HPTru64setld–l(install)setld–d(uninstall),Solarispkgadd(install)pkgrm(uninstall),orswmtool(GUI)HP/UXswinstall/swremove(GUI)Linuxrpm–i(install)rpm–e(uninstall)IRIXswmgr(GUI)orinst,tardist(CLI)WindowsMicrosoftNativesoftwaremgmttoolmsiexecControlPanel->Add/removeprograms(uninstall)setup.exe(install)SeeNetWorkerInstallationGuideforspecificinstallinstructionsforeachOS.SeeOSmanpage(orhelp,/?)forindividualutilityusageWindows安装之前的检查如果msiexec.exe版本低于2.0，则安装NetWorker时需要更新该服务，并且安装后需要重新启动系统一般位于System32目录下NetworkerServer在Windows上的安装启动和停止NetWorker服务,卸载软件在HP-UX上安装NetWorkerClient在HP-UX上启动和停止NetWorker启动NetWorker:以root登录.运行以下命令: #/sbin/init.d/networkerstart关闭

NetWorker:以root登录.运行以下命令: #/sbin/init.d/networkerstop2-14检察NetWorker安装及进程运行情况配置备份设备NetWorker支持的设备AutochangerTapeOpticalFileStandaloneDevice本地和远程设备NetWorkerServer本地设备StorageNodebongosoprano(/dev/rmt/0cbn)(/export/home/backup)远程设备StorageNodeStorageNodeSopranoNetWorkerServerbongosopranoaltoSANSANDynamicDriveSharing(DDS)磁带机与物理位置的对应表SCSIAddr.

ElementAddr.

OSPath1.1.263003/dev/rmt/0cbn1.1.363002/dev/rmt/1cbn1.1.463001/dev/rmt/2cbn1.1.563000/dev/rmt/3cbn验证磁带机连接及状态在Windows备份服务器上验证磁带库以及驱动的安装情况：打开“设备管理”，查看是否有磁带机和自动转换器设备。在HP-UX服务器上验证磁带库以及驱动的安装情况：以root权限运行以下命令：

#ioscan–fnCtape使用Networkerinquire查看设备以下是在一台WindowsServer机器上运行inquire命令的结果（示例）：C:\>inquireCouldnotstartaRemovableStoragesession(0x00000015).scsidev@8.7.0:HPMSL6000Series0507|Autochanger(Jukebox)ATNN:HPMSL6000Series2U25160021IENN:00900D0625491000scsidev@8.7.1:HPUltrium2-SCSIF59W|Tape,\\.\Tape0S/N:HUL5D00948ATNN:HPUltrium2-SCSIHUL5D00948WWNN:50060B0000333A7Cscsidev@8.7.2:HPUltrium2-SCSIF59W|Tape,\\.\Tape1S/N:HUL5D00956ATNN:HPUltrium2-SCSIHUL5D00956WWNN:50060B0000333A84使用Networkerinquire查看设备[hn_db02@/]#inquireRebuildingcachedSCSIdevicelist/tmp/lgto_scsi_devlist,thiswilltakeafewmoments.scsidev@14.0.0:HPUltrium2-SCSIF43W|Tape,/dev/rmt/c14t0d0BESTnbS/N:HUL5A04562ATNN:HPUltrium2-SCSIHUL5A04562WWNN:50060B00002BBEFCscsidev@14.0.1:HPMSL6000Series0430|Autochanger(Jukebox),/dev/rac/c14t0d1S/N:3G52LRP629SFATNN:HPMSL6000Series3G52LRP629SFIENN:00900D2652499CE6scsidev@14.0.2:HPUltrium2-SCSIF43W|Tape,/dev/rmt/c14t0d2BESTnbS/N:HUL5A07390ATNN:HPUltrium2-SCSIHUL5A07390WWNN:50060B00002BCA08C:\>jbconfig1)ConfigureanAlphaStor/SmartMediaJukebox.2)ConfigureanAutodetectedSCSIJukebox.3)ConfigureanAutodetectedNDMPSCSIJukebox.4)ConfigureanSJIJukebox.5)ConfigureanSTLSilo.6)ConfigureaMicrosoftRemovableStorageJukebox.WhatkindofJukeboxareyouconfiguring?[1]2Installing'StandardSCSIJukebox'jukebox-scsidev@8.7.0.Whatnamedoyouwanttoassigntothisjukeboxdevice?hpmsl6000TurnNetWorkerauto-cleaningon(yes/no)[yes]?Thedrivesinthisjukeboxcannotbeauto-configuredwiththeavailableinformation.Youwillneedtoprovidethepathforthedrives.Is(anypathof)anydriveintendedforNDMPuse?(yes/no)[no]Isanydrivegoingtohavemorethanonepathdefined?(yes/no)[no]yesYouwillbepromptedformultiplepathsforeachdrive.Pressing<Enter>onanulldefaultadvancestothenextdrive.使用jbconfig配置备份设备使用jbconfig配置备份设备Pleaseenterthedevicepathinformationinoneofthefollowingformats:\\.\Tape0--forlocalpathorhost:device-path--forremotenodeorhost:drive-letter:directorypath--forWindowsdiskfileDrive1,element480Devicepath1?\\.\Tape0Devicepath2?sn_db01:/dev/rmt/c14t8d1BESTnbDevicepath3?sn_db02:/dev/rmt/c14t8d1BESTnbDevicepath7?Drive2,element481Devicepath1?\\.\Tape1Devicepath2?sn_db01:/dev/rmt/c14t8d2BESTnbDevicepath3?sn_db02:/dev/rmt/c14t8d2BESTnbDevicepath7?Pleaseselecttheappropriatedrivetypenumber:13)8mm20GB32)dtf250)tz8714)8mm5GB33)file51)tz8815)8mmAIT34)himt52)tz8916)8mmAIT-235)logical53)tz9017)8mmAIT-336)LTOUltrium54)tzs2018)8mmMammoth-237)LTOUltrium-255)VXA19)9490Enterthedrivetypeofdrive1?37使用jbconfig配置备份设备Areallthedrivesthesamemodel?(yes/no)[yes]ADedicatedStorageNodecanbackuponlylocaldatatoitsdevices.Shouldsn_db02beconfiguredasaDedicatedStorageNode?(yes/no)[no]yesADedicatedStorageNodecanbackuponlylocaldatatoitsdevices.Shouldsn_db01beconfiguredasaDedicatedStorageNode?(yes/no)[no]yesJukeboxhasbeenaddedsuccessfullyThefollowingconfigurationoptionshavebeenset:>Jukeboxdescriptiontothecontrolportandmodel.>Autochangercontrolporttotheportatwhichwefoundit.>Networkermanagedtapeautocleaningon.>Atleastonedrivewasdefinedwithmultiplepaths.Allsuchdrivesaredefinedwithahardwareidentificationaswellasapathvaluetoavoidconfusionbyuniquelyidentifyingthedrive.Thehardwareidentificationforalldriveswhichhaveoneisalways'autochanger_name-Drive#'where"autochanger_name"isthenameyougavetotheautochangerthatwasjustdefined,andthe#symbolisthedrivenumer.>Barcodereadingtoon.>Volumelabelsthatmatchthebarcodes.>Slotintendedtoholdcleaningcartridgeto29.Pleaseinsurethatacleaningcartridgeisinthatslot>Numberoftimeswewilluseanewcleaningcartridgeto50.>Cleaningintervalforthetapedrivesto6months.Youcanreviewandchangethecharacteristicsoftheautochangeranditsassociateddevicesusingnwadmin.Wouldyouliketoconfigureanotherjukebox?(yes/no)[no]手工备份文件类型数据数据备份过程DataSourceNetWorkerClientDataTracking&ManagementNetWorkerServerPhysicalStorageDeviceBackupDataStorageNodeBackupDataTrackingDataDataDestination从客户端启动备份saveSaveSet

TrackingDataSaveSetServerStorageNodeVolume

TrackingDataClient4-6Windows平台下从Client手工启动备份4-7Windows平台下从Client手工启动备份NetWorkerUSER解释UNIX平台下客户端手工备份程序配置自动（Schdule）备份文件类型数据Server调度备份任务流程save

TrackingDataServerStorageNodeVolume

TrackingDataClient4-20BackupRequestfromtheServerTrackingDataBackupVolumePrintNotificationReportLogsSaveSet&TrackingDataSaveSet&TrackingDataServer启动备份任务的后台进程nsrmmdbdbongonsrdnsrindexdnsrexecdVolumeStorageNodeProcessesServerProcessesnsrexecdnsrexecdClientProcessesflutesoprano4-35nsrmmdnsrexecdnsrmmdnsrexecdnsrexecd备份组的创建和设置

备份组的创建和设置备份客户端的创建和设置

备份客户端的创建和设置备份调度时间表（Schdules）的设置

备份调度时间表（Schdules）的设置创建备份策略（policy）在备份客户端关联策略在备份客户端关联策略NetWorkerBackupLevel设置TypeActionFullBacksupallfiles,regardlessofwhethertheyhavechanged.Level[1–9](Differential)Backsupfilesthathavechangedsincethelastlowerlevelbackup.IncrementalBacksupfilesthathavechangedsincethelastbackup,regardlessoflevel.ConsolidatedBacksupalldatathathaschangedsincethelastfullbackupandsubsequentlymergesthesechangeswiththelastfullbackup.SkipSkipsthescheduledbackup.5-4恢复客户端文件类型数据浏览恢复（通过NetworkerUser）SaveSetMediaDBNetWorkerServer必须在浏览时间之内允许选择某一个文件普通用户对于更改名字或者文件系统的部分恢复比较有用CFIUserSaveSet恢复

NetWorkerServer恢复数据可以是目录、文件甚至整体的备份集可以通过命令行或者图形方式实现CFISystemAdministrator(root)NetWorkerClient可以在文件索引超过BrowsePolicy时间后进行恢复在恢复时需要客户端的管理员权限定向恢复

SourceDestinationNetWorkerServer可以将数据直接恢复到客户端提供集中式管理可以没有客户端管理员权限，但是需要备份服务器的管理员权限NetWorkerAdministratorClientRolesInaRecoverySourceClientClientthatcreatedtheSaveSetDestinationClientClientwherethedatawillberecoveredAdministeringClientClientrunningrecover10-8NetWorkerUser恢复UNIXnwrecover恢复程序10-10Clicktoselect.Browsedirectories.PerformingtheRecovery10-111.Clicktostarttherecover.2.Decidehowtoresolvepathnameconflicts.3.Checkfordiskspace.4.Watchforprogressandcompletion.命令行方式恢复recover-sjupiterEnterdirectorytobrowse:C:\recover:CurrentworkingdirectoryisC:\recover>addC:\myfileC:\1file(s)markedforrecoveryrecover>recoverRecovering1fileintoitsoriginallocationVolumesneeded(allon-line):jupiter.mars.001at//./Tape.0Received1file(s)fromNSRserver`jupiter'Recovercompletiontime:TueJan2108:33:042005recover>quit

recover-csource_client-sserver_namepathname

recover-csource_client-sserver_name–apathnameInteractiveModeNon-interactiveMode10-24使用recover

做非交互式恢复Torecoveradirectoryorfileinnon-interactivemode:Usethe-aoption.Specifytheexactpathnames.确定需要恢复的SaveSetDayFullLevel7需要恢复的时间点需要恢复的内容:在Day1的全备份的SaveSetDay4的Level7的SaveSetDays5,6,and7的增量备份的SaveSetIncr1234567x使用(recover)进行SaveSet恢复使用mminfo指令确认需要恢复的SaveSet的ID

例子:

mminfo–a–r“ssid,volume,savetime,name”–Nsaveset_name执行如下命令：recover-sserver_name–Sssid

ssid=2247678523Oracle数据库的在线备份NetworkerModuleForOracle的安装HP-UX平台下NetworkerModuleForOracle软件模块安装把光盘放入HP-UX主机的CDROM里，执行以下命令挂载光驱：1、#mount/dev/dsk/c0t0d0/cdrom执行以下命令：进入到NetworkerModuleForOracle的安装目录下：#cd/cdrom/hpux11执行安装命令，按照提示安装NetworkerModuleForOracle软件：#swinstall在打开的窗口中，选中NMO，然后从Action菜单选中Install，首先进行的是安装分析过程，如果没有问题，就按OK按钮进行安装，安装完成后，按Done按钮返回swinstall主窗口，表示安装已经完成，退出swinstall主窗口即可（如下图所示）。详细的swinstall操作，请参考HP-UX系统管理手册。NetworkerModuleForOracle的安装接口媒体驱动库文件的链接以Oracle用户登录Oracle主机，执行以下命令：#cd$ORACLE_HOME/lib#ln–s/usr/lib/libnwora.sllibobk.sl配置Oracle模块备份脚本文件设置如下环境变量：ORACLE_HOME=/oracle/app/oracle/product/920PATH=/bin:/usr/sbin:/usr/bin:/nsr/bin:/opt/networker/binORACLE_SID=hnmiscNSR_RMAN_ARGUMENTS="msglog'/nsr/applogs/msglog.log'append"该脚本文件其他内容勿修改Oracle数据库的RMAN备份配置

在运行的数据库主机上，注册本数据库到catalog数据库rmancatalogrman/rman@miscrmantargetsys/change_on_install>registerdatabase设置Catalog数据库在非运行数据库主机之外的另外一台机器上创建Oracle数据库实例，创建catalog数据库；具体参照以下命令设置Catalog数据库$sqlplus‘/nolog’>connect/assysdba;>createtablespacecata01datafile'cata01.dbf'size20M;>createuserrmanidentifiedbyrmandefaulttablespacecata01;>grantRECOVER_CATALOG_OWNERtorman;>grantconnect,resourcetorman;$rman>rmancatalogrman/rman@miscrman;>createcatalog;>exit设置Oracle

RMAN备份脚本按照以下内容在Oracle服务器中创建RMAN备份脚本。以下是Oracle数据库全备份脚本：connectcatalogrman/rman@ynrman;connecttargetsys/change_on_install;run{allocatechannelt1type'sbt_tape'parms'ENV=(NSR_CLIENT=yn_db)';allocatechannelt2type'sbt_tape'parms'ENV=(NSR_CLIENT=yn_db)';allocatechannelt3type'sbt_tape'parms'ENV=(NSR_CLIENT=yn_db)';backup

format"db_%d_t%t_s%s_p%p"(database);sql'altersystemarchivelogcurrent';crosscheckarchivelogall;backupformat"arch_%d_t%t_s%s_p%p"(archivelogalldeleteinput);releasechannelt1;releasechannelt2;releasechannelt3;}设置Oracle

RMAN备份脚本以下是Oracle数据库归档日志备份脚本：connectcatalogrman/rman@ynrman;connecttargetsys/change_on_install;run{allocatechannelt1type'sbt_tape'parms'ENV=(NSR_CLIENT=yn_db)';allocatechannelt2type'sbt_tape'parms'ENV=(NSR_CLIENT=yn_db)';allocatechannelt3type'sbt_tape'

parms'ENV=(NSR_CLIENT=yn_db)';sql'altersystemarchivelogcurrent';crosscheckarchivelogall;backupformat"arch_%d_t%t_s%s_p%p"(archivelogalldeleteinput);releasechannelt1;releasechannelt2;releasechannelt3;}手动备份Oracle数据库在RMAN环境下执行以下语句，手动备份Oracle数据库：

$rmancmdfileOracleFull

OracleFull脚本内容如下：#rmanconnectcatalogrman/rman@ynrman;connecttargetsys/change_on_install;run{allocatechannelt1type'sbt_tape'parms'ENV=(NSR_SERVER=yn_bak01,NSR_CLIENT=yn_db)';allocatechannelt2type'sbt_tape'parms'ENV=(NSR_SERVER=yn_bak01,NSR_CLIENT=yn_db)';allocatechannelt3type'sbt_tape'parms'ENV=(NSR_SERVER=yn_bak01,NSR_CLIENT=yn_db)';backupformat"db_%d_t%t_s%s_p%p"(database);sql'altersystemarchivelogcurrent';backupformat"arch_%d_t%t_s%s_p%p"(archivelogalldeleteinput);releasechannelt1;releasechannelt2;releasechannelt3;}设置Oracle备份Client的关键属性saveSet设置Oracle备份Client的关键属性command设置Oracle备份Client的其他属性值Schdule、PolicyOracle数据库的恢复Oracle数据库的恢复介绍对于Oracle数据库服务器发生灾难后的恢复，需要先恢复操作系统，然后再恢复备份了的数据；具体恢复操作是使用OracleRMAN命令，RMAN恢复数据时，需要根据数据库实际的破坏情况进行具体的恢复操作的。详细的RMAN恢复操作，请参考OracleRMAN文档。下面介绍的是一个数据库全恢复的示例：Oracle数据库全恢复操作示例首先将关闭HPMC双机软件，在一台机器上将Oracle启动到nomount状态$sqlplus“/assysdba”SQL>startupnomount;ORACLEinstancestarted.然后执行如下RMAN命令完成数据库全恢复RMAN>connecttarget/;connectcatalogrman/rman@ynrman;run{allocatechannelt1type'SBT_TAPE'parms'ENV=(NSR_SERVER=yn_bak01)';restorecontrolfile;alterdatabasemount;restoredatabase;recoverdatabase;alterdatabaseopenresetlogs;

13>releasechannelt1;管理备份服务器设定NetworkerServer的

并行流（Parallelism）数和管理员权限9-21VolumeNetWorkerServerandStorageNode/home/mailExle:Parallelism=1TargetSessions=132fluteoboe/usrVolume/home/mailExle:Parallelism=1TargetSessions=19-332fluteoboe/usrNetWorkerServerandStorageNodeVolume/home/mailExle:Parallelism=1TargetSessions=19-332fluteoboe/usrNetWorkerServerandStorageNode3Volume/home/usr/mailExle:Parallelism=19-3fluteoboeTargetSessions=133NetWorkerServerandStorageNode546321Exle:ServerParallelism=2fluteoboeTargetSessions=2clarinetVolume/usr/home/mail/mail/tmp/usrNetWorkerServerandStorageNode5463Exle:ServerParallelism=2fluteoboeTargetSessions=2clarinetVolume/usr/home/mail/mail/tmp/usr34NetWorkerServerandStorageNode56Exle:ServerParallelism=2fluteoboeTargetSessions=2clarinetVolume/usr/home/mail/mail/tmp/usr65NetWorkerServerandStorageNodeExle:ServerParallelism=2fluteoboeTargetSessions=2clarinetVolume9-4/usr/home/mail/mail/tmp/usrNetWorkerServerandStorageNodeExle:ServerParallelism=8fluteclarinetoboeNetWorker

Server

andStorageNodeVolumeVolume7-565821473TargetSessions=2TargetSessions=2/usr/home/mail/tmp/usr/mail/mail/usr管理员属性权限用户名@主机Thedefaultadministratorroot@server_nameAspecificuseronaparticularhostusername@hostnameAllusersonaparticularhost*@hostnameAspecificuseronanyhostusername@*Agroupinadomaingroup@domain_nameNetWorker的权限说明PrivilegeDescriptionChangeSecuritySettingsEditRemoteAccessandArchiveUsersattribute.EditUserGroupsresource.RemoteAccessAllClientsBrowseandrecoveranyclient’sdata.Viewallclientconfigurations.ConfigureNetWorkerConfigureresourcesassociatedwiththeNetWorkerserver,itsstoragenodes,andclients.Includescreating,editing,anddeletingresources.OperateNetWorkerPerformNetWorkerserveroperations.MonitorNetWorkerViewdeviceandsavegroupstatus,messages,mediadatabasesinformation,andNetWorkerconfigurationinformationexcepttheSecuritySettingprivilege.OperateDevicesandJukeboxesPerformdeviceandautochangeroperations.RecoverLocalDataRecoverdatatolocalclient.Viewmostattributesintheclient'sconfiguration(exceptsavesets).BackupLocalDataPerformmanualbackups.Viewmostattributesintheclient'sconfiguration.NetWorker的版本说明MaxClientsMaxJukeboxes/SlotsRemoteStorageNodeAdd-onModulesMaxParallel-ismMaxDevicesImmediateSaveRecoverWorkgroup/Business81/32

1-26NoLimited124NoNetwork10-unlimitedUnlimited/

unlimitedYesYes32-51216-512YesPower10-unlimitedUnlimited/

unlimitedYesYes64-51232-512Yes各个版本的性能Devices:32Devices: upto512Actual=(32x#nodes)+32Parallelism:64Parallelism: upto512Actual=(64x#nodes)+64PowerDevices:16Devices: upto512Actual=(16x#nodes)+16Parallelism:32Parallelism: upto512Actual=(32x#nodes)+32NetworkDevices:4NotapplicableParallelism:12NotapplicableWorkgroup/

BusinessWithoutStorageNodesWithEachEnabledStorageNodeNetWorkerEditionNetWorker的其他模块Add-onModuleLicenseRequiredClientConnectionsYesClusterClientConnectionsYesClientPaksforWindows(UNIX,Linux)YesDynamicDriveSharingYes(Dedicated)StorageNodeYesNetWorkerModulesforDatabaseYes等等备份系统的灾难恢复介绍恢复策略恢复硬件恢复操作系统（重新安装或者安装了智能恢复软件，如Homebase）恢复NetworkerServer恢复NetworkerClient索引恢复业务系统数据恢复NetWorkerServer步骤保证所有的硬件环境可以正常运行(hardware,OS,andthenetwork).安装NetWorkerServer软件.使用mmrecov

恢复bootstrap.使用nsrjb–I

对磁带库进行清点.使用nsrck–L7恢复文件索引.恢复所需要的数据.11-17备份ClientFileIndex备份索引数据已经做为备份任务组的一部分备份索引数据的等级取决于该客户端的数据备份的等级:如果数据全备份，则索引也是全备份如果数据增量或者差分备份，则执行Level9的索引增量备份如果想要仅仅备份该组包含的索引，则执行：

savegrp–Ogroup_name准备恢复NetWorkerServer备份NetWorker的介质数据库和资源文件备份bootstrap的报告Clientfileindex的备份.保证这些数据的备份介质的安全.BootstrapMediaDBResource

Directory备份BootstrapNetWorkerServer备份的Bootstrap包含了介质数据库和资源目录bootstrapMediaDBResource

Directory保存Bootstrap备份报告使用bootstrapnotification来对bootstrap备份报告进行保留可以增加Email方式将该报告进行保留，发送到指定的地址将其保留到安全的位置MyOSBootstrap报告NetWorker备份磁带操作系统的备份