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ҕl󔵓ǻ۳ȫ

󔵓ǻ۳ȫ
20160222 08:35  ԴЇҕ W  w С   

Їҕ WӍSǻ۳нOIJДʱըʽL҂҂ڏϢr򔵓rM“һԔfԒ”@ԒuIJ׃FДУҕlռ80%wһȻǰ҂ҕlöȲߡڴ󔵓҂܉ҕlЧǻ۳нOаl]ărֵ

PI~ǻ۳ r ҕl 󔵓

һʲôҕl󔵓?

@}҂ԏĎׂ⡣Ҷ֪󔵓“4V”Volume(Ҏģ)Variety()Velocity(̎ٶ)Value(rֵ)һҎģДд󲿷ҕlһеȳ3000·ҕl4Mbpsa90쌢a10.8PBĔҕlPBew;ξҕlfһN䌍ȻҕlиNӵăϢ܇ϢиNОϢͬrҕlжNԴɁԳйȫIͥȶNIfҕl䌍ǷdzSģȻ҂ҪҕlϢȡ“”ҕlD“”ĽY;̎ٶǰHadoopĴ󔵓̎glչdzѸ܉ᘌĽYYǽYṩdzߵ̎Ч;ġrֵԓf@ǽҪߵһcҕl󔵓܉wFrֵĵطnjҕlȫеĽOȫؕI

ڡ󔵓rһУָ󔵓ľ҂rD׃ͬӵģҕl󔵓ҲǺ@D׃һȫǔIJɘᘌҕlw̫󣬶惦gҕlĴ惦^(3)Ȼҕlд󲿷ǟoЧҲǟoLڱҕlеăݔsЃrֵġΌҕlеăݔȡǘҕl󔵓ĻA;׷󾫴_ڔdzʹFһЩ_ĔҲӰ푷Y;PPPϵPϵ󔵓ăݾڔP“P“܉õܶõĽY

ٴΣ󔵓BǻAgPIǺġһ҂ǰеǺҕl@ЩǟoõĔ҂ҪҕlеăݔԽԽSԽ;gǰķֲʽ惦ֲʽӋȴӋDӋȫęzCWȼgȫİlչֻҪ܉@Щg\õҕl󔵓о܉aЧ;׌arֵ@ǺҲԺlչPIf󔵓̎ИI

Cҕl󔵓ֻǓкҕlҪȡҕlϢڌIļgھrֵϢÑṩõķա

ҕl󔵓lչF

ڻ“WITI󔵓İlչஔ졣ȻҕlOI򣬴󔵓߀̎AΡȻSǻ۳еİlչҕl󔵓ulչ첢l]ԽԽҪ

Sǻ۳нOIJ룬ҕl󔵓ԽԽ磺һ^hһĿڔ܉_ʮ|eһؼһĿڔ܉_ك|eһʡĔ͸ˣ挦Ĕyϵy򹤾@֟oʹһlεIJԃ푑rgҲ׃÷dzҪfyӋȹͬrԽԽÑ􌦘I˸ߵҪ繫IգҪ܉ºǰAyD׃挦@Щ}󣬱횲ô󔵓Qǻ۳нOУ󔵓ѱƵL˼

ԽԽҕlOIڽ|󔵓˳̽͑ǰһЩ󔵓aƷҪУһҕlƴ惦ᘌҕlD񔵓ṩPBļд惦@aƷ^ďSṩИI^Iҕҕlƴ惦Iռһϯ֮;ƷᘌrҕlDvʷҕlDṩֲʽҕlY@aƷǰ߀δϿ;ͨڴ󔵓ãᘌĿڔMпٙzСyӋйܿ°Ăɲ켰AҕlDϢᘌݼMпٙz@aƷҲ^ďSAвMԇc

ҕl󔵓ļg

ڻ“WИI󔵓ķҪ־ÑОϢWȔӋCReĽY;ҕlOИI󔵓ҪČҪҕlDƬlȷǽYȻ“W󔵓ҕl󔵓T಻ͬĵطȻҲTɅbĵطgͨv^ҕl󔵓Ҫºļg

һҕlYǰvԱӋCReĽYǻAȻҕl@ҕlYҪȽQPIc@ҲDž^eڻ“W󔵓Ҫ^ҕlYDzܷgҕlDȡ܇¼ȃϢ@ЩϢǿͨ^YZԁԱӋCReϢe˴ҕlϢҕl󔵓ĻAͨ^IĴ󔵓̎MзyӋȡrֵϢ

󔵓̎gǰĴ󔵓̎gHadoopķֲʽܛڻ“WITI@Щgõ˺ܺõđáͬӵҕl󔵓I򣬿Խb@Щ̎gwļgֲʽļϵyֲʽֲʽӋȴӋDӋӋȫęzȵȡ

ģ͡˺Ĕoȡеărֵô@һћ]õĔfڴ󔵓r̎ĵλ׃ԽԽҪ̎Ҫ˽IģĺھrֵϢģ͌еĺҪcnjFIȑõPI

ҕl󔵓RĆ}

S󔵓İlչS}u¶ҪFŽc

(1)ܷgܷgҕlYnjF󔵓ĻAǰͨڵ܇vϢȡg^wϢȡwϢȡĘȌȼg߀졣

(2)òĔΘģϘIՑھrֵϢǰ߀̎ѿAΡȻҲһЩԽbӣ翨ڴ󔵓ϵyԌ^܇MȵУ^ײ܉E܇е@Щй̂ưЧʵĴ

(3)V؄eͨȲTУϢuձ@ҪwƆ}ɵģǼgϵĆ}yI׃@FֻPT؞в׃

(4)˜ʻOȫ@Ҫڴ󔵓߀̎A߀Ҫ͇̽Lԇژ˜ʻO电˜Ҏ“ͨ˜Ҏģʽ˜ҎҪMпYu˜ʻ

ҕl󔵓lչڅ

ҕlOИIδİlչ󔵓ݱؕռԽԽҪĵλ挦lչ^гFĆ}ҪԽQ

(1)gȣҕlYͨ^ܻg܉ҕlDȡ܇Ϣͨ^ȡ@ЩϢ܉򷽱ČҕlMЙzԈDшDP“@ЩgԌFҕlđЧʕҿԞҕl둪õ춨AΣ󔵓̎gҕlY󣬳ɞԱӋCReĔԽԽĔR֮yļgϵyџoMЧ̎˕r횲ô󔵓g܌@ЩĔM̎󔵓gֲʽļϵyֲʽȫ桢ֲʽӋȴӋ㡢Ӌ߂䃞ĿɿUչԼ̎ܣ܉ᘌMпٷھ򣬞Ñṩõķ

(2)IՄ˽^Yĺҕlͨ^󔵓gԌ@ЩMھAyڅݷȻPĔģ߀Ҫ̽̈́繫TҕlɲڮǰfֻһNoֶô󔵓g܉MAyAôҕlɲ錢ɞһNdzҪֶͨ^ҕɼg܉pٰlưʡ

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(4)˜x_˜ʻ^̣ژ˜ʻ^Ҫc]ŽcһY˜ҎЩҪYYĔαʾOӋֵҎOӋȵͨ^˜ʵĽYϵy܉Re̎;“ͨ˜Ҏƽ_cǰ֮gλ“ͨƽ_cƽ_֮gλ“ͨǰ˿ԌҕlMнY_ҲԌҕlMнYǰ˺ͺ_Ҫ໥fôǰθ֪_ЩѽYЩ߀MһYҪ˜ʁҎ;õĘ˜ҎķģʽҎtȵ󔵓ƽ_Mϴھ֮ҪόӵĘIՑṩգ@NվҪͨ^˜ʻĽӿṩȥ

ҕl󔵓ǻ۳е

ҕl󔵓ĽOǻ۳еҪwFŽׂ棺

һա҂еĴС̈ȵطM˴ССĔz^@ôOcλaĺxԵ_һЩoйṩõ“ʳס”Pķգ猍rĽͨ·WϢ̈ČrrԼ“͸N”ȵ

аȫҕlOϵyƽнOҪMɲҕl󔵓ʹƽ“ǻ”D׃Sҕl󔵓ulչΰ̂kгF˸͵đákЧʘOǰ҂ͨ^˹鿴ķʽҕlЌҾЧʵĴ;ͨ^ҕl󔵓҂“ٶ”һӿɻҕlDеˆTϢ܇vϢwϢОϢ߻ԈDшDķʽĿˡǻƽеҕlOϵyOѽԭȸϵy“”ڴ󔵓“ҵÿ졢ҵÜ”D׃ºȡCǰAD׃҂ǰ˴ҕlºȡC@ȻoA𵽷eOҕl󔵓ԌеķڅAy@ЩYĿĵIJ@ӿ޵Чͳеķ

ҕҕlOϵylչҕ׃lҪڽͨԴУ@tȵIҕ׃˲ɻȱһ֡ȻǰĿҕ߀ǿ˹ں_rOЧʲҕl󔵓Ԍҕһ߶ʹǰ˵Щ“۾”׃øǻۣFԄӱOጷͬr^ȵıOcλɌFǻ“Ч

֮ǻ۳нOҕl󔵓ĔӏVȑøS

YZ

ҕl󔵓܉Ñǻ۵ϵyṩ߃rֵķǻ۳УLҕlD񔵓ӿFÑAʾҕl󔵓VԽԽͬrҲԽԽI󔵓˳ķeۺ͑ҕl󔵓ͬڻ“WIĴ󔵓ܷgߵҪܷgnjFҕl󔵓ĻA⣬󔵓̎gɽb“WIijɹIյ⼰ģ͵Ę̎˸ߵҪ󣬔ģnjF󔵓ÃrֵĺPIȻҕl󔵓Ŀǰ߀̎AΣRT}ܷg졢òV˜ʻOȫδİlչҪQ@Щ}gIՄwƸơ˜ֻиӳҕl󔵓wFăl]ărֵSҕl󔵓IJlչ،oǻ۳аlչO|

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