CISCO-Big Data in the Enterprise Network Design

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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