Installation and User's Guide

eclamation thresholdThe percentage of space that asequential-access media volume musthave before the server can reclaim thevolume. Space becomes reclaimable whenfiles are expired or are deleted.reconciliationThe process of synchronizing a file systemwith the Tivoli Storage Manager server,and then removing old and obsoleteobjects from the Tivoli Storage Managerserver.recovery logA log of updates that are about to bewritten to the database. The log can beused to recover from system and mediafailures. The recovery log consists of theactive log (including the log mirror) andarchive logs.registerTo define a client node or administratorID that can access the server.registryA repository that contains access andconfiguration information for users,systems, and software.resident fileOn a Windows system, a complete file ona local file system that might also be amigrated file because a migrated copy canexist in Tivoli Storage Manager storage.On a UNIX or Linux system, a completefile on a local file system that has notbeen migrated or premigrated, or that hasbeen recalled from Tivoli Storage Managerstorage and modified. Contrast with stubfile and premigrated file. See migrated file.restoreTo copy information from its backuplocation to the active storage location foruse. For example, to copy informationfrom server storage to a clientworkstation.retentionThe amount of time, in days, that inactivebacked-up or archived files are kept in thestorage pool before they are deleted.Copy group attributes and defaultretention grace periods for the domaindefine retention.retrieveTo copy archived information from thestorage pool to the workstation for use.The retrieve operation does not affect thearchive version in the storage pool.roll backTo remove changes that were made todatabase files since the last commit point.root userA system user who operates withoutrestrictions. A root user has the specialrights and privileges needed to performadministrative tasks.SSAN See storage area network.scheduleA database record that describes clientoperations or administrative commands tobe processed. See administrative commandschedule and client schedule.scheduling modeThe type of scheduling operation for theserver and client node that supports twoscheduling modes: client-polling andserver-prompted.scratch volumeA labeled volume that is either blank orcontains no valid data, that is not defined,and that is available for use.script A series of commands, combined in a file,that carry out a particular function whenthe file is run. Scripts are interpreted asthey are run. Contrast with Tivoli StorageManager command script.Secure Sockets Layer (SSL)A security protocol that providescommunication privacy. With SSL,client/server applications cancommunicate in a way that is designed toprevent eavesdropping, tampering, andmessage forgery.selective backupThe process of backing up certain files ordirectories from a client domain. The filesthat are backed up are those that are notexcluded in the include-exclude list. Thefiles must meet the requirement forserialization in the backup copy group ofthe management class that is assigned toeach file. Contrast with incremental backup.selective migrationThe process of copying user-selected files688 IBM Tivoli Storage Manager for Windows Backup-Archive Clients: Installation and User's Guide