prepare for configure

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1、Module2PreparingforConfigurationPreparingforConfiguration11-20032-1©2001,2003InternationalBusinessMachinesCorporationObjectivesAttheendofthismodule,youwillbeableto:®Reviewthecontentsofthereleasenotes®Identifythekernelparametersthatmustbeset®Determineoperatingsystemp

2、atchesthatmustbeapplied2-22-2PreparingforConfigurationReviewReleaseNotesReleasenotescontainthefollowingtypesofinformation:®Platform-specificinformation•Recommendedkernelparametersettings•Requiredpatches•Supportedinterfaces®Documentationupdates2-3ThereleasenotesforDy

3、namicServerarelocatedinthe$INFORMIXDIR/releasedirectory.ThereleasenotescontainseveraltypesofinformationnotfoundintheproductdocumentationandareavailableintheformofHTMLfilesandtextfiles.Platform-specificinformationcanbefoundintheIDS_versionfile,whereversionistheversio

4、nnumberofyourDynamicServerproduct.(Theplatformdescribesthebrandandmodelofthecomputer,theoperatingsystem,andtheoperatingsystemversion).Inthistextfile,youcanfindalistofkernelparametersandtherecommendedsettingsforyourplatform;alistoftheoperatingpatchesthatarerequiredfo

5、ryourmachine;andtheinterfacesthataresupportedonyourplatform.DocumentationupdatesareprovidedintheHTMLfileslocatedinthereleasenotesdirectory.Forcommandlineapplications,thePATHenvironmentvariableshouldincludeWindows%INFORMIXDIR%bin.ForWindows,environmentvariablesareid

6、entifiedusingpercentsignsaroundthevariablename(e.g.,%INFORMIXDIR%)PreparingforConfiguration2-3SetKernelParametersThereleasenotesproviderecommendationsforsetting:®Semaphorekernelparameters®Shared-memorykernelparameters®Otherkernelparameters2-4Usetherecommendationspro

7、videdinthereleasenotesasabasisforsettingthekernelparametersonyourcomputersystem.Modificationstokernelparametersrequiresuperuser(root)permissions,soworkwiththeadministratorofyourcomputersystemtomakethesechanges.Actualsettingsforyoursystemcouldvarydependingonthesizeof

8、youdatabasesandthenumberofusersaccessingthem.Thetwomaingroupsofkernelparametersidentifiedinthereleasenotesaresemaphoreparametersandsharedm