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1、WhitePaperBigDataintheEnterprise:NetworkDesignConsiderationsWhatYouWillLearnThisdocumentexaminestheroleofbigdataintheenterpriseasitrelatestonetworkdesignconsiderations.Itdescribestheriseofbigdataandthetransitionoftraditionalenterprisedatamodelswiththeadditionofcrucia
2、lbuildingblockstohandlethedramaticgrowthofdataintheenterprise.AccordingtoIDCestimates,thesizeofthe“digitaluniverse”in2011willbe1.8zettabytes(1.8trilliongigabytes).WithinformationgrowthexceedingMoore’sLaw,theaverageenterprisewillneedtomanage50timesmoreinformationbythe
3、year2020whileincreasingITstaffbyonly1.5percent.Withthischallengeinmind,theintegrationofbigdatamodelsintoexistingenterpriseinfrastructuresisacriticalelementwhenconsideringtheadditionofnewbigdatabuildingblockswhileconsidering?theefficiency,economicsandprivacy.Thisdocum
4、entalsoshowsthattheCiscoNexusarchitecturesareoptimizedtohandlebigdatawhileprovidingintegrationintocurrententerpriseinfrastructures.Inreviewingmultipledatamodels,thisdocumentexaminestheeffectsofApacheHadoopasabuildingblockforbigdataanditseffectsonthenetwork.Hadoopisan
5、opensourcesoftwareplatformforbuildingreliable,scalableclustersinascaled-out,“shared-nothing”designmodelforstoring,processing,andanalyzingenormousvolumesofdataatveryhighperformance.TheinformationpresentedinthisdocumentisbasedontheactualnetworktrafficpatternsoftheHadoo
6、pframeworkandcanhelpinthedesignofascalablenetworkwiththerightbalanceoftechnologiesthatactuallycontributetotheapplication’snetworkperformance.Understandingtheapplication’strafficpatternsfosterscollaborationbetweentheapplicationandnetworkdesignteams,allowingadvancement
7、sintechnologiesthatenhanceapplicationperformance.Note:Althoughthisdocumentomitsmostprogrammingdetails,manyexcellentpublicationsaboutHadoopapplicationsareavailable,suchasHadoop:TheDefinitiveGuide,SecondEdition,whichisreferencedinthisdocument.EmergenceofBigDataBigdatai
8、safoundationalelementofsocialnetworkingandWeb2.0-basedinformationcompanies.Theenormousamountofdataisgeneratedasaresultofdemocratiza
