11108LocalHardDiskFileSystemHarmonyReleaseIntroductionThe1108harddiskfilesystemisdesignedtoprovideInterlisp-Duserswithaflexiblemechanismforstoringandaccessingfiles.Likethefilesystemsforthe1100and1132,the1108filesystemsupportsfeatureslikerandomaccessandversionnumbersonfiles.Inadditionthe1108localfilesystemsupportsahierarchicalnamingstructuresforfiles.Thoughthecurrentreleaseofthe1108filesystemdoesnotsupportdirectaccessfromwithinInterlisp-DtoMesaandStarfilepartitions,itispossibletohavepartitionsforMesaandStaronthesamediskusedbyInterlisp-D.PartitioningtheDiskTheharddiskusedwithan1108maybepartitionedintouptotenregionscalledlogicalvolumes.SomelogicalvolumesmaybeusedtoholdInterlispvirtualmemories,sometoholdInterlispfiles,whileothersmaybereservedforStarandMesafiles.YoucanpartitionthediskwiththeInstallationUtilityfloppy.Sincepartitioningtheharddiskerasesallitscontents,youareadvisedtopartitionthediskappropriatelybeforestoringanythingonit;otherwise,youwillhavetooffloadallfilesfromthedisk,repartition,andthencopythefilesbacktothedisk.InordertoruntheInterlisp-Dsoftware,alogicalvolume(usuallynamedLisp)isneededtocontainthesystemvirtualmemoryandmicrocode.Itshouldbe16,200pageslong;ifshorter,itmustbethelastlogicalvolumeonthedisk.Thislogicalvolumeshouldnotbeusedforuserfilespace.Ifyouwishtostoreuserfilesontheharddisk,youshouldallocateatleastonelogicalvolume(usuallynamedLispFiles)forthispurpose.Suchvolumescanbeofanydesiredsize,butarerecommendedtobebetween1000and40000diskpages.Solongasthereissuchavolume,andyouhaveatsomepointcreatedaLispdirectoryonit(seenextsection),youwillhavealocaldiskdevicecalled{DSK}.ThisdevicecanbeusedfromwithinInterlisp-Djustlikethe{DSK}deviceonthe1100and1132,exceptthatitsupportsahierarchicalnamingstructureforfiles.IfyoudonothaveavolumewithaLispdirectoryonit,Interlispwillemulatethe{DSK}devicebyacoredevice,whichisfineexcept:(a)Thecoredeviceprovideslimitedscratchspaceforsomesystemprograms;(b)whenrunningGREET,Interlispwillfailtofind{DSK}INIT.LISPandwillhavetoprompttheuserforaninitfile;and(c)sincethecoredeviceiscontainedinvirtualmemory,it(andthefilesstoredonit)canlastonlyaslongasyoukeepyourvirtualmemoryimage.InstallingaFileDirectoryonaLogicalVolume q?` p q?` g_p)Lq *L b5 b5 ` `p_r3%*a/N3r:_!t]!*2]! [Us [U Y Y X X VIrUVIsVI[VI Tq T St K`[!#?*W,62M ; ?Cr DJJS QVO'd+,X0y36=h@(CHGJJQV Oih&%+/5a:y=CJJO M"z#}'+71`8 :}DJJM K zSz!$Q*036::=CGJJK J2eu $ -/480<(?K GI+JJJ2 Hi[/7 $(&+.05%8<>GH[HaHi Fu F E E Cr5gC B,u B, @t o$(+ 4B7:<?EJJ@ >#+@/2M69@=E#JJ> =86$}(-30709@CGJJ= ;8"T%~)b-00;8v;8:1? ;8t;8?EFSJJ;8 9ovn#/%'/)2O5-;X=4D_G=JJ9o 7G T'*m, 5?8<9@BHoJJ7 5 rHN!t$(,B/268k;A>5 4Nq 4N 2tL0 "* ,0184? DI*JJ2 0k!'.l1 :;T=HBEeJJ0 /*Nw!$W'u*069R
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