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レバレッジ効かせてますか?
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Kazushige Tominaga
October 18, 2017
Programming
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1.7k
レバレッジ効かせてますか?
#ebisurb 発表資料です
Kazushige Tominaga
October 18, 2017
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Transcript
ϨόϨοδޮ͔ͤͯ·͔͢ʁ
2 Fablic, inc. Software Engineer 5PNNZ @tooooooooomy ϓϩϑΟʔϧ @kazu9su ओʹαʔόʔαΠυͷ։ൃΛ୲
ϨόϨοδʁ 3
4 ϨόϨοδͱ ܦࡁ׆ಈʹ͓͍ͯɺଞਓࢿຊΛ͏͜ͱͰࣗݾࢿຊʹ ର͢ΔརӹΛߴΊΔ͜ͱɺ·ͨɺͦͷߴ·Δഒ
5 རӹ ˺։ൃޮ վળͷͨΊʹ औΓΜͩ͜ͱͷ͝հ ϨόϨοδͱ
ᶃςετޮͷվળ 6
7 ςετޮͷվળ w DJSDMF$*ͷόʔδϣϯΞοϓ w ฒྻԽ
8 DJSDMF$*ͷόʔδϣϯΞοϓ w Δ͜ͱ w ओʹDJSDMFZNMͷॻ͖͑ͱ%PDLFSίϯςφͷ༻ҙ w IUUQTIVCEPDLFSDPNSGBCMJDSVCZ w IUUQTIVCEPDLFSDPNSGBCMJDFMBTUJDTFBSDI
9 DJSDMF$*ͷόʔδϣϯΞοϓ w Δ͜ͱ w ओʹDJSDMFZNMͷॻ͖͑ͱ%PDLFSίϯςφͷ༻ҙ w IUUQTIVCEPDLFSDPNSGBCMJDSVCZ w IUUQTIVCEPDLFSDPNSGBCMJDFMBTUJDTFBSDI
w ޮՌ w ֤ϦϙδτϦ$*࣮ߦ͕࣌ؒॖ ࣾൺ w ςετڥͷߏங࣌ؒʹ͕͔͔͍࣌ؒͬͯΔ߹ɺΊͪΌ͘ ͪΌޮՌ͕͋Δ w ˞ςετ࣮ߦ͕࣌ؒॖ͞ΕΔ༁Ͱͳ͍
10 ฒྻԽ w ίϯςφΛ૿͢ w ˠ w ίϯςφ DJSDMF$*
w ۚͰԥΔ w ࠷࣌ؒͷ͔͔͍ͬͯΔ$*Λฒྻ࣮ߦ͢Δ
11 $*࣌ؒͷ༁
12 ฒྻޙ
13 ߟ w ฒྻԽΛແҋʹ૿ͯ͠ޮՌݶఆత w ಉ࣌ʹ࣮ߦ͞ΕΔ$*ߟྀͯ͠ฒྻΛܾΊΔͱ Αͦ͞͏
14 '3*-Ͱͩͬͨ͜ͱ w ϑΝΠϧؒʹґଘ͕͋Γػցతʹ ϥϯμϜʹ ϑΝ ΠϧׂͰ͖ͳ͔ͬͨ w ͨॻ͖ͰϑΝΠϧΛࢦఆ͢Δ͜ͱͰղܾ
15 ৄ͘͠ϒϩάͰ ϑϦϧαʔόʔαΠυͷ$*ڥͷݱঢ়ͱվળͷͨΊͷऔΓΈ IUUQJOGBCMJDDPKQFOUSZ
ᶄσϓϩΠϑϩʔͷվળ 16
17 σϓϩΠϑϩʔͷվળ w &OHJOFԽͨ͠ϦϙδτϦͷσϓϩΠϑϩʔΛվળ
18 &OHJOFΠϝʔδਤ 4FBSDI "ENJO 8FC "1* &OHJOF
19 લఏ w ֤ϦϙδτϦ͔Β(FNύοέʔδͱͯ͠ࢀর͞ΕΔ w ϦϙδτϦɺҙͷόʔδϣϯΛλάͰࢀর͢Δ w ػցతʹλάΛΓ͍ͨ
20 ςϯϓϨʔτͷ࡞ w λάੜʹඞཁͳ෦ΛςϯϓϨԽ w ϓϧϦΫ࡞࣌ʹࣗಈͰૠೖ͞ΕΔ w ςϯϓϨͷ༰ΛݩʹHJUUBHΛΔεΫϦϓτ Λ࡞
21 վળલͷϑϩʔ ϓϧϦΫΛϚʔδ ΫϦοϓϘʔυʹίϐʔ εΫϦϓτΛ࣮ߦ PO-PDBM
HJUIVCͷUBH࡞ϖʔδͷϦϯΫ͕දࣔ͞ΕΔ ΫϦοΫͨ͠ϦϯΫΛ౿ΜͰϦϦʔε PO(JUIVC
22 ϓϧϦΫΛϚʔδ ΫϦοϓϘʔυʹίϐʔ εΫϦϓτΛ࣮ߦ PO-PDBM
HJUIVCͷUBH࡞ϖʔδͷϦϯΫ͕දࣔ͞ΕΔ ΫϦοΫͨ͠ϦϯΫΛ౿ΜͰϦϦʔε PO(JUIVC ͜ͷ෦ΛࣗಈԽ վળલͷϑϩʔ
23 )08 w 1VMM3FRVFTUΠϕϯτ௨ ɾ1VMM3FRVFTUΛϚʔδ τϦΨʔ w UBH࡞εΫϦϓτΛ࣮ߦ w 4MBDLʹ௨
ᶃ ᶄ ᶅ ᶆ
24 վળޙͷϑϩʔ ϓϧϦΫΛϚʔδ TMBDLʹ௨͞ΕͨϦϯΫΛΫϦοΫͯ͠ϦϦʔε IFSPLV)VCPUͰࣗಈԽ ௨͕4MBDLʹ͘Δ
25 ͦͷޙͷ w4MBDL௨͕͍ 13Ϛʔδޙೋ w#VOEMFJOTUBMMʹ͕͔͔͍࣌ؒͬͯͨ w 3VTUͰॲཧΛॻ͖͢͜ͱͰղܾ w όΠφϦϑΝΠϧͳͷͰίϯύΠϧ͍Βͣ
w ࢀߟ 3VTUͰจࣈྻΛૢ࡞͢Δ w વNSVCZͰ͓̺
ᶅσϓϩΠͷࣗಈԽ 26
27 σϓϩΠͷࣗಈԽ w 1VMM3FRVFTUΠϕϯτ௨ ɾ1VMM3FRVFTUΛ࡞ τϦΨʔ w TUBHJOHڥʹEFQMPZ w 4MBDLʹ௨
ᶃ ᶄ ᶅ ᶆ
28 σϓϩΠࣗಈԽ w εΩοϓ͞Ε͕ͪ ͳεςʔδϯάڥͰͷ֬ ೝࣗಈͰڥ͕༻ҙ͞ΕΕͬͯΈΑ͏͔ ͳͱ͍͏ؾʹͳΔ͔
29 ·ͱΊ w ͬͨ΄͏͕͍͍͚ͲΒͳͯ͘ۀճΔ w ͱ͍͏͜ͱͦͬͨ͜ΒϨόϨοδ͕ޮ͍͍ͯ ͍͜ͱ͋Δ͔
͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠