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1、CloudArchitecturePatternsBillWilderCloudArchitecturePatternsbyBillWilderCopyright©2012BillWilder.Allrightsreserved.PrintedintheUnitedStatesofAmerica.PublishedbyO’ReillyMedia,Inc.,1005GravensteinHighwayNorth,Sebastopol,CA95472.O’Reillybooksmaybepurchasedforeducational,business,ors
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3、auerIndexer:BIMPublishingServicesCoverDesigner:KarenMontgomeryInteriorDesigner:DavidFutatoIllustrator:ElizabethO’Connor,RebeccaDemarestRevisionHistoryfortheFirstEdition:2012-09-20FirstreleaseSeehttp://oreilly.com/catalog/errata.csp?isbn=9781449319779forreleasedetails.NutshellHand
4、book,theNutshellHandbooklogo,andtheO’ReillylogoareregisteredtrademarksofO’ReillyMedia,Inc.CloudArchitecturePatterns,theimageofasandmartin,andrelatedtradedressaretrademarksofO’ReillyMedia,Inc.Manyofthedesignationsusedbymanufacturersandsellerstodistinguishtheirproductsareclaimedast
5、rademarks.Wherethosedesignationsappearinthisbook,andO’ReillyMedia,Inc.,wasawareofatrademarkclaim,thedesignationshavebeenprintedincapsorinitialcaps.Whileeveryprecautionhasbeentakeninthepreparationofthisbook,thepublisherandauthorsassumenoresponsibilityforerrorsoromissions,orfordama
6、gesresultingfromtheuseoftheinformationcontainedherein.ISBN:978-1-449-31977-9[LSI]TableofContentsPreface.......................................................................ix1.ScalabilityPrimer...........................................................1ScalabilityDefined1Vertic
7、allyScalingUp3HorizontallyScalingOut3DescribingScalability5TheScaleUnit6ResourceContentionLimitsScalability6EasingResourceContention6ScalabilityisaBusinessConcern7TheCloud-NativeApplication9CloudPlatformDefined9Cloud-NativeApplicationDefined10Summary112.HorizontallyScalingCompute
8、Pattern.................................