- Sun Storage Virtual Tape Library VTL User Guide
Managing virtual libraries
96267 • G Chapter 4 VTL operations 57
triestocalculat e thisvalueforyou,itdoessousingthecurrentlyallocatedsizeofthe
virtualtapes.Ifyouareusingtheca pac ity ondemandfeatureoftheSunVTL,the
currentlyallocatedsizeistheincreme ntsize(typically5GB),notthefullcapacityof
theemulatedmedia(for
example,40GBforSunStorageTek9840Ccartridges).Asa
result,thesoftwarewillletyoucreateasmanyincrement‐sizedtapesaswillfitinthe
availablediskspac e,uptothemaximumnumberofslotsdefinedforthelibrary(658
fortheSun VTLlibrarytype).Ifyou acc ep t
thisnumberandcreatethetapes,the
systemwillrunoutofdiskspacelongbeforethetapesappeartobefull.
Theadvancedmethodalsoaddsacontroltothetape‐creationinterfacethatletsyou
assignprefixestotapenames.Byassigningthesame prefixtoboththevirtual
libraryandeachofitsvirtualtapes,youcangreatlysimplifysubse quentlibrary
management.
Nexttask: “Selectingphysicaldiskresourcesforuseasvirtualtape”onpage 5 7.
▼ Selectingphysical diskresourcesfor useasvirtual tape
1. WhentheSelect Physical Devicesdialogappears,pressSelect All
(
A below).
2. PressNext (
B).
Nexttask: atthis point,thebehavioroftheconfigurationwizarddepends onthe
configurationofthevirtuallibrary:
■ IfthenewvirtualtapeswillresideinalibrarythathastheAutoArchiveoption
enabled,thewizarddisplaystwoadditionaldialogsatthispoint,Select a
Physical Tape LibraryandSelect Physical Tapes.Sogoto“Setting
AutoArchiveparametersfor virtualtapevolumes”onpage 58.
A
B