Seite 36-37 - Cloud Migration Taiwan 2013

36
ථ၌༶ၑ฿ሞ
37
Chapter 2
͉௝މʡჿ࠽੻ቡᛘk
ତʦ˜ථ၌™஗ᄿع Ꮠ͜ί஢ε IT ପۜ೯ڌeอପۜ౜ࠑ ʿ޴ᗫٙᄿѓɪdᜫ
ɛೌجჀׁථ၌ɓ൚ٙቾɢfҢ ࡁ΋ਗ਼˜ථ၌™வࡈ ο଻d੽˿ɛ଻ڀ ᅤ඾ٙБቖ˖
܁൚คʕ୅කdڐ ൷ᕎᝈ࿀ᒯᔛίථ၌ܝߠٙ߅Ҧձ˙ جfҢࡁ̙೯ତவԬආʷόٙ
ପۜேԴ͜ၣ༩eൈᏝʷ༟๕ʿʱཞʷԸяତfცࠅ ᔾ૶ٙ݊dෂ୕ IT ̮̍Ԩʔ݊
ථ၌؂ਕdϾ̥݊ਗ਼఻ࡈ У؂ኜൈᏝʷdɰڢ ΆุᏐϞٙථ၌ഄଫf
࿁׵ථ၌߅ҦϞԬ஢฿ׂd݊޴຅ࠠࠅٙdɰఱ݊Ⴍd࿁׵வࡈ ί߅Ҧପุʕᅳ
ߎٙᗫᒟ൚Ϟה ᐝ༆dਗ਼Ϟп׵ᜫЫίථ၌ჯਹʕٙীሞν௡੻˥f
͉௝΋ᜫᛘ٫ᐝ༆ථ၌˴ᕚٙ฿ሞdЇ׵һεҦஔ୚ືၾଉɝٙʱؓdਗ਼ίɨɓ
௝ආБীሞf࿁׵Άุܔהໄ אᒅ൯ٙථ၌؂ਕdՉऒʿٙҦஔၾ؂ਕ޴຅ልᕏdҢ
ࡁᓃՑމ ˟dසᜫᛘ٫ᐝ༆Չ౻ߠу̙dΪމ̥Ϟ࿁ଡ଼ᔌeਠุʿ࿁Άุٙлू౤̈
Ό˙З༆Ӕٙ˙ࣩdʑ݊ॆ͍ঐᚨਗΆุᒅ൯ථ၌؂ਕӔഄʘᗫᒟΪ९f
2.1 ථ၌༶ၑ೯࢝ᔊ̦
ሔৎථ၌༶ၑٙৎ๕dΫ๑Ց 1962 ϋd຅ࣛ ߕ ਷৷ॴ޼Ӻ ࠇ ೥໇€Advanced
Research Project AgencydARPAৃࢹஈଣஈ€Information Processing Techniques
Officedᔊ၈ IPTOٙ࠯ࢩੂБ֜ͭдԢ੻€J.C.Rdఱʊ຾Ϟəɓࡈᗫ׵˜݋ყ ࠇ
ၑዚၣ™ٙ฿ׂf
ߒ ίΝࣛdߒጫ௥̔፼Ⴍj˜ਗ਼ԸϞɓ˂dཥ໘༶ၑঐɢɰ஢ึ஗዆Υϓɓࡈʮ
΍༟๕™fί 1966 ϋ̸̛d༸ࣸז ౶g֮дලဧί˼̈و ٙཥ໘ྼ͜ʈՈה ࠦᑗ
ٙܿ኷‘€The Challenge of the Computer UtilityɓࣣʕՈ᜗౜ᖭཥ໘߅Ҧ͊Ըяତ
ٙ˙όd֮дලဧί˼ࣣٙʕdʊ຾̂ʱਗ਼Ңࡁତίה ޶Ցၾථ၌޴ᗫᑌٙ᙮׌ձᗳ
йdΌேϽᅇίlzf
˼ሔሞՑஹၣeᅁ׌d޶ৎԸೌࠢՓٙ༟๕݊᙮׵ʮකdШɰ̙˸݊ӷϞٙeٟ
໊ٙe᙮׵त֛ᛆ۾ٙཥ໘Ҧஔf1997 ϋdߕ਷ࡾᎰԢɽኪ€ Emory U.ਠኪ৫༟ৃ
ʿЪุ၍ଣӻ୕઺બ༠ז ֮€Ramnath Chellappaଟ΋ίՉሞ˖ʕ͍ό౤̈˜ථ၌༶
ၑ™ɓ൚dᅂᚤ͊Ը߅Ҧࠧնޟམٙ˜ථ၌༶ၑ™ఱϤሖ͛f
ථ၌༶ၑܝߠd݊ଉՈ೯࢝׌eШ ڢࠧն׌ٙ߅Ҧi್Ͼdථ၌߅Ҧٙ޴ᗫᏐ͜d
ۍ ݊ࠧն׌ٙfҢࡁ ྼԫӋ݊Ը޶dථ၌༶ၑٙ฿ׂdу݊Դ͜٫࣬ኽІԒהც ࠅٙ
༟ࣘא ೻όഃ༟๕dᎇ̙ࣛ˸੽ථ၌՟੻d֟ν੽ᐍɪٙౢࢭ՟੻ཥɢɓছf຅Ңࡁ
ীሞՑϞᗫༀໄٙዹͭ׌˸ʿ̙ᐏ੻׌ ࠅӋࣛdՉᅺ๟ਗ਼ᎇഹ౽ᅆۨༀໄ€ν̻ؐཥ
໘ e˓ዚഃٙᏐ͜Ԙ஺౷ʿdϾܵᚃ౤৷fථ၌༶ၑ݊ͦۃ ί IT ପุ೯࢝௰މ ੶
ۊ ٙᒈැʘɓf
މᐝ༆ථ၌༶ၑٙ฿ׂeᒈැeମᙄʿ΢˙نᙄٙሞᓃdҢࡁ ΋ᝈ࿀༟ࣘஈଣٙ
ዝ̦೯࢝ዝ೻dԨආɓӉઞীᒯᔛίථ၌lzٙ΋ኬʿφ၌ٙҦஔၾ˙جfථ၌༶ၑ೯
࢝੭Ըٙୋɓࡈ ˦ڀdуԸІൈᏝʷ߅Ҧٙϓ̌dԨҞ஺ෂᅧ̘̈d˸ʿၣ༩ෂ፩ᄱ
᎖ʿࣖଟٙɽష౤ʺf
຅ൈᏝʷ஗ַФЇှဿٙᎷπӻ୕˸ʿၣ༩ࣛd˸༰৷ᄴϣٙ฿ׂਗ਼೷᜗פ൥ʷ
˼މ ༟๕ϫ (Resource pooling) Ըʱৣഗც ࠅٙ͜˒ٙЪج dɰΪϾঐ੄˥Ցಬϓf
Չ˼ථ၌Ҧஔdνɽ஝ᅼٙІਗʷeІҢ؂ਕ˸ʿᅁ׌ٙ؂ਕԶᏐdϓމ ථ၌༶
ၑٙଡ଼ϓʩ९f್ϾdவԬ߅Ҧცࠅ ঃ൬Ԭ஢ࣛගԴՉᜊ੻һމ ϓᆞdԨҬՑ΢І֛
Зdһࠠࠅٙ݊dҢࡁც ࠅீཀɓ ࡈһᄿɽٙএഖԸᏨൖථ၌೯࢝f
2.2 ථ၌༶ၑҦஔ೯࢝
νО൙Пථ၌༶ၑίଡ଼ᔌʘቇ͜׌jථ၌ٙቇ͜׌̀඲˸ʮ̡א ଡ଼ᔌุٙਕ׌ሯ
Ͼ֛f߰੽ழ᜗ุ٫ԉܓᝈ࿀d޴༰׵Դ͜ථ၌؂ਕd౤Զථ၌؂ਕ̙ঐ݊Չᜫɛһ
ชጳሳٙࠠᓃfШ࿁ழ᜗ක೯٫ϾԊdۍ ̙ঐ࿁౤ԶձԴ͜ݔԬථ၌؂ਕޫชጳሳd
第 2 章 雲端運算概論